annotate cmd2.py @ 212:9c4c4d012a92

parameter onchange hook
author catherine@Elli.myhome.westell.com
date Sat, 14 Mar 2009 20:03:57 -0400
parents 5da7d72e72ee
children 500955dece3f
rev   line source
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1 """Variant on standard library's cmd with extra features.
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2
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3 To use, simply import cmd2.Cmd instead of cmd.Cmd; use precisely as though you
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4 were using the standard library's cmd, while enjoying the extra features.
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5
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6 Searchable command history (commands: "hi", "li", "run")
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7 Load commands from file, save to file, edit commands in file
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8 Multi-line commands
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9 Case-insensitive commands
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10 Special-character shortcut commands (beyond cmd's "@" and "!")
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11 Settable environment parameters
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12 Parsing commands with `optparse` options (flags)
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13 Redirection to file with >, >>; input from file with <
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14 Easy transcript-based testing of applications (see example/example.py)
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15
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16 Note that redirection with > and | will only work if `self.stdout.write()`
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17 is used in place of `print`. The standard library's `cmd` module is
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18 written to use `self.stdout.write()`,
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19
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20 - Catherine Devlin, Jan 03 2008 - catherinedevlin.blogspot.com
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21
126
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22 mercurial repository at http://www.assembla.com/wiki/show/python-cmd2
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23 CHANGES:
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24 As of 0.3.0, options should be specified as `optparse` options. See README.txt.
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25 flagReader.py options are still supported for backward compatibility
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26 """
192
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27 import cmd, re, os, sys, optparse, subprocess, tempfile, pyparsing, doctest
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28 import unittest, string, datetime
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29 from optparse import make_option
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30 __version__ = '0.4.8'
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31
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32 class OptionParser(optparse.OptionParser):
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33 def exit(self, status=0, msg=None):
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34 self.values._exit = True
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35 if msg:
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36 print msg
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37
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38 def print_help(self, *args, **kwargs):
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39 # now, I need to call help of the calling function. Hmm.
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40 try:
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41 print self._func.__doc__
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42 except AttributeError:
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43 pass
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44 optparse.OptionParser.print_help(self, *args, **kwargs)
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45
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46 def error(self, msg):
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47 """error(msg : string)
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48
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49 Print a usage message incorporating 'msg' to stderr and exit.
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50 If you override this in a subclass, it should not return -- it
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51 should either exit or raise an exception.
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52 """
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53 raise
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54
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55 def remainingArgs(oldArgs, newArgList):
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56 '''
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57 >>> remainingArgs('-f bar bar cow', ['bar', 'cow'])
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58 'bar cow'
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59 '''
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60 pattern = '\s+'.join(re.escape(a) for a in newArgList) + '\s*$'
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61 matchObj = re.search(pattern, oldArgs)
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62 return oldArgs[matchObj.start():]
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63
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64 def options(option_list):
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65 def option_setup(func):
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66 optionParser = OptionParser()
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67 for opt in option_list:
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68 optionParser.add_option(opt)
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69 optionParser.set_usage("%s [options] arg" % func.__name__.strip('do_'))
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70 optionParser._func = func
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71 def newFunc(instance, arg):
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72 try:
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73 opts, newArgList = optionParser.parse_args(arg.split()) # doesn't understand quoted strings shouldn't be dissected!
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74 newArgs = remainingArgs(arg, newArgList) # should it permit flags after args?
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75 except (optparse.OptionValueError, optparse.BadOptionError,
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76 optparse.OptionError, optparse.AmbiguousOptionError,
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77 optparse.OptionConflictError), e:
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78 print e
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79 optionParser.print_help()
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80 return
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81 if hasattr(opts, '_exit'):
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82 return None
187
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83 terminator = arg.parsed.terminator
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84 try:
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85 if arg.parsed.terminator[0] == '\n':
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86 terminator = arg.parsed.terminator[0]
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87 except IndexError:
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88 pass
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89 arg = arg.parser('%s %s%s%s' % (arg.parsed.command, newArgs, terminator, arg.parsed.suffix))
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90 result = func(instance, arg, opts)
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91 return result
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92 newFunc.__doc__ = '%s\n%s' % (func.__doc__, optionParser.format_help())
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93 return newFunc
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94 return option_setup
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95
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a76798cde34c hooray, pasting working in windows
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96 class PasteBufferError(EnvironmentError):
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97 if sys.platform[:3] == 'win':
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98 errmsg = """Redirecting to or from paste buffer requires pywin32
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99 to be installed on operating system.
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100 Download from http://sourceforge.net/projects/pywin32/"""
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101 else:
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102 errmsg = """Redirecting to or from paste buffer requires xclip
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103 to be installed on operating system.
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104 On Debian/Ubuntu, 'sudo apt-get install xclip' will install it."""
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28b3fb301d3d almost working, but problem with check_call
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105 def __init__(self):
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106 Exception.__init__(self, self.errmsg)
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107
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108 '''check here if functions exist; otherwise, stub out'''
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109 pastebufferr = """Redirecting to or from paste buffer requires %s
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110 to be installed on operating system.
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111 %s"""
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112 if subprocess.mswindows:
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113 try:
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114 import win32clipboard
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115 def getPasteBuffer():
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116 win32clipboard.OpenClipboard(0)
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117 try:
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118 result = win32clipboard.GetClipboardData()
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119 except TypeError:
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120 result = '' #non-text
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121 win32clipboard.CloseClipboard()
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122 return result
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123 def writeToPasteBuffer(txt):
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124 win32clipboard.OpenClipboard(0)
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125 win32clipboard.EmptyClipboard()
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126 win32clipboard.SetClipboardText(txt)
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127 win32clipboard.CloseClipboard()
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128 except ImportError:
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129 def getPasteBuffer(*args):
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130 raise OSError, pastebufferr % ('pywin32', 'Download from http://sourceforge.net/projects/pywin32/')
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131 setPasteBuffer = getPasteBuffer
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132 else:
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133 can_clip = False
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134 try:
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135 subprocess.check_call('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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136 can_clip = True
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137 except AttributeError: # check_call not defined, Python < 2.5
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138 teststring = 'Testing for presence of xclip.'
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139 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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140 xclipproc.stdin.write(teststring)
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141 xclipproc.stdin.close()
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142 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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143 if xclipproc.stdout.read() == teststring:
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144 can_clip = True
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145 except (subprocess.CalledProcessError, OSError, IOError):
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146 pass
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147 if can_clip:
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148 def getPasteBuffer():
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149 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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150 return xclipproc.stdout.read()
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151 def writeToPasteBuffer(txt):
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152 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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153 xclipproc.stdin.write(txt)
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154 xclipproc.stdin.close()
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155 # but we want it in both the "primary" and "mouse" clipboards
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156 xclipproc = subprocess.Popen('xclip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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157 xclipproc.stdin.write(txt)
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158 xclipproc.stdin.close()
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159 else:
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160 def getPasteBuffer(*args):
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161 raise OSError, pastebufferr % ('xclip', 'On Debian/Ubuntu, install with "sudo apt-get install xclip"')
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162 setPasteBuffer = getPasteBuffer
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163 writeToPasteBuffer = getPasteBuffer
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
164
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
165 pyparsing.ParserElement.setDefaultWhitespaceChars(' \t')
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
166
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
167 class ParsedString(str):
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
168 pass
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
169
203
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
170 class SkipToLast(pyparsing.SkipTo):
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
171 def parseImpl( self, instring, loc, doActions=True ):
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
172 resultStore = []
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
173 startLoc = loc
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
174 instrlen = len(instring)
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
175 expr = self.expr
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
176 failParse = False
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
177 while loc <= instrlen:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
178 try:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
179 if self.failOn:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
180 failParse = True
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
181 self.failOn.tryParse(instring, loc)
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
182 failParse = False
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
183 loc = expr._skipIgnorables( instring, loc )
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
184 expr._parse( instring, loc, doActions=False, callPreParse=False )
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
185 skipText = instring[startLoc:loc]
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
186 if self.includeMatch:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
187 loc,mat = expr._parse(instring,loc,doActions,callPreParse=False)
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
188 if mat:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
189 skipRes = ParseResults( skipText )
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
190 skipRes += mat
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
191 resultStore.append((loc, [ skipRes ]))
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
192 else:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
193 resultStore,append((loc, [ skipText ]))
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
194 else:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
195 resultStore.append((loc, [ skipText ]))
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
196 loc += 1
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
197 except (pyparsing.ParseException,IndexError):
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
198 if failParse:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
199 raise
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
200 else:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
201 loc += 1
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
202 if resultStore:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
203 return resultStore[-1]
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
204 else:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
205 exc = self.myException
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
206 exc.loc = loc
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
207 exc.pstr = instring
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
208 raise exc
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
209
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
210 def replace_with_file_contents(fname):
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
211 if fname:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
212 try:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
213 result = open(os.path.expanduser(fname[0])).read()
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
214 except IOError:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
215 result = '< %s' % fname[0] # wasn't a file after all
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
216 else:
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
217 result = getPasteBuffer()
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
218 return result
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
219
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
220 class Cmd(cmd.Cmd):
103
e4daf715fc31 echo on
catherine@dellzilla
parents: 100
diff changeset
221 echo = False
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
222 case_insensitive = True
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
223 continuation_prompt = '> '
192
c0d4c7ba14a9 added settable timings param
catherine@Elli.myhome.westell.com
parents: 191
diff changeset
224 timing = False
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
225 legalChars = '!#$%.:?@_' + pyparsing.alphanums + pyparsing.alphas8bit # make sure your terminators are not in here!
137
308e99cebbb8 comments working?
catherine@dellzilla
parents: 136
diff changeset
226 shortcuts = {'?': 'help', '!': 'shell', '@': 'load' }
106
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
227 excludeFromHistory = '''run r list l history hi ed edit li eof'''.split()
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
228 noSpecialParse = 'set ed edit exit'.split()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
229 defaultExtension = 'txt'
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
230 default_file_name = 'command.txt'
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
231 settable = ['prompt', 'continuation_prompt', 'default_file_name', 'editor', 'case_insensitive',
203
68a609fc516b limit < infile slurp to cases where infile found
catherine@dellzilla
parents: 202
diff changeset
232 'echo', 'timing']
199
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
233 settable.sort()
169
429c8e984df4 all working, except \n\n terminators
catherine@dellzilla
parents: 168
diff changeset
234
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
235 editor = os.environ.get('EDITOR')
42
b3200c6e5763 inserting exception for quit...
catherine@cordelia
parents: 41
diff changeset
236 _STOP_AND_EXIT = 2
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
237 if not editor:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
238 if sys.platform[:3] == 'win':
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
239 editor = 'notepad'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
240 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
241 for editor in ['gedit', 'kate', 'vim', 'emacs', 'nano', 'pico']:
47
927bc07467de fixed misfind of editor
catherine@cordelia
parents: 46
diff changeset
242 if not os.system('which %s' % (editor)):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
243 break
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
244
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
245 def do_cmdenvironment(self, args):
193
e96877b59371 tweaked docs
catherine@Elli.myhome.westell.com
parents: 192
diff changeset
246 '''Summary report of interactive parameters.'''
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
247 self.stdout.write("""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
248 Commands are %(casesensitive)scase-sensitive.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
249 Commands may be terminated with: %(terminators)s
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
250 Settable parameters: %(settable)s
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
251 """ %
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
252 { 'casesensitive': (self.case_insensitive and 'not ') or '',
171
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
253 'terminators': str(self.terminators),
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
254 'settable': ' '.join(self.settable)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
255 })
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
256
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
257 def do_help(self, arg):
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
258 try:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
259 fn = getattr(self, 'do_' + arg)
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
260 if fn and fn.optionParser:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
261 fn.optionParser.print_help(file=self.stdout)
211
5da7d72e72ee print full help on -h
catherine@Elli.myhome.westell.com
parents: 210
diff changeset
262 return
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
263 except AttributeError:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
264 pass
211
5da7d72e72ee print full help on -h
catherine@Elli.myhome.westell.com
parents: 210
diff changeset
265 cmd.Cmd.do_help(self, arg)
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
266
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
267 def __init__(self, *args, **kwargs):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
268 cmd.Cmd.__init__(self, *args, **kwargs)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
269 self.history = History()
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
270 self._init_parser()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
271
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
272 def do_shortcuts(self, args):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
273 """Lists single-key shortcuts available."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
274 result = "\n".join('%s: %s' % (sc[0], sc[1]) for sc in self.shortcuts.items())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
275 self.stdout.write("Single-key shortcuts for other commands:\n%s\n" % (result))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
276
137
308e99cebbb8 comments working?
catherine@dellzilla
parents: 136
diff changeset
277 commentGrammars = pyparsing.Or([pyparsing.pythonStyleComment, pyparsing.cStyleComment])
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
278 commentGrammars.addParseAction(lambda x: '')
136
67558b85ab38 comments working?
catherine@dellzilla
parents: 135
diff changeset
279 commentInProgress = pyparsing.Literal('/*') + pyparsing.SkipTo(pyparsing.stringEnd)
171
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
280 terminators = [';']
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
281 blankLinesAllowed = False
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
282 multilineCommands = []
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
283
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
284 def _init_parser(self):
184
d1a87c14675b putting parsing variables under self
catherine@Elli.myhome.westell.com
parents: 183
diff changeset
285 r'''
146
9ffb01d8876f streamlining parsing
catherine@dellzilla
parents: 145
diff changeset
286 >>> c = Cmd()
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
287 >>> c.multilineCommands = ['multiline']
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
288 >>> c.case_insensitive = True
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
289 >>> c._init_parser()
158
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
290 >>> print c.parser.parseString('').dump()
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
291 []
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
292 >>> print c.parser.parseString('/* empty command */').dump()
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
293 []
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
294 >>> print c.parser.parseString('plainword').dump()
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
295 ['plainword', '']
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
296 - command: plainword
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
297 - statement: ['plainword', '']
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
298 - command: plainword
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
299 >>> print c.parser.parseString('termbare;').dump()
158
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
300 ['termbare', '', ';', '']
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
301 - command: termbare
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
302 - statement: ['termbare', '', ';']
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
303 - command: termbare
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
304 - terminator: ;
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
305 - terminator: ;
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
306 >>> print c.parser.parseString('termbare; suffx').dump()
158
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
307 ['termbare', '', ';', 'suffx']
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
308 - command: termbare
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
309 - statement: ['termbare', '', ';']
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
310 - command: termbare
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
311 - terminator: ;
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
312 - suffix: suffx
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
313 - terminator: ;
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
314 >>> print c.parser.parseString('barecommand').dump()
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
315 ['barecommand', '']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
316 - command: barecommand
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
317 - statement: ['barecommand', '']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
318 - command: barecommand
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
319 >>> print c.parser.parseString('COMmand with args').dump()
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
320 ['command', 'with args']
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
321 - args: with args
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
322 - command: command
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
323 - statement: ['command', 'with args']
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
324 - args: with args
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
325 - command: command
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
326 >>> print c.parser.parseString('command with args and terminator; and suffix').dump()
158
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
327 ['command', 'with args and terminator', ';', 'and suffix']
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
328 - args: with args and terminator
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diff changeset
329 - command: command
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parents: 152
diff changeset
330 - statement: ['command', 'with args and terminator', ';']
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parents: 152
diff changeset
331 - args: with args and terminator
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parents: 152
diff changeset
332 - command: command
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parents: 152
diff changeset
333 - terminator: ;
158
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parents: 157
diff changeset
334 - suffix: and suffix
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parents: 157
diff changeset
335 - terminator: ;
153
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parents: 152
diff changeset
336 >>> print c.parser.parseString('simple | piped').dump()
157
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337 ['simple', '', '|', ' piped']
153
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diff changeset
338 - command: simple
157
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diff changeset
339 - pipeTo: piped
153
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parents: 152
diff changeset
340 - statement: ['simple', '']
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parents: 152
diff changeset
341 - command: simple
199
12c2d23caf19 added unit check for doublepipe
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parents: 197
diff changeset
342 >>> print c.parser.parseString('double-pipe || is not a pipe').dump()
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parents: 197
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343 ['double', '-pipe || is not a pipe']
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parents: 197
diff changeset
344 - args: -pipe || is not a pipe
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parents: 197
diff changeset
345 - command: double
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parents: 197
diff changeset
346 - statement: ['double', '-pipe || is not a pipe']
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parents: 197
diff changeset
347 - args: -pipe || is not a pipe
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parents: 197
diff changeset
348 - command: double
152
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parents: 151
diff changeset
349 >>> print c.parser.parseString('command with args, terminator;sufx | piped').dump()
157
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diff changeset
350 ['command', 'with args, terminator', ';', 'sufx', '|', ' piped']
153
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parents: 152
diff changeset
351 - args: with args, terminator
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parents: 152
diff changeset
352 - command: command
157
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parents: 156
diff changeset
353 - pipeTo: piped
153
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parents: 152
diff changeset
354 - statement: ['command', 'with args, terminator', ';']
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parents: 152
diff changeset
355 - args: with args, terminator
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parents: 152
diff changeset
356 - command: command
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parents: 152
diff changeset
357 - terminator: ;
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parents: 152
diff changeset
358 - suffix: sufx
155
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parents: 154
diff changeset
359 - terminator: ;
152
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parents: 151
diff changeset
360 >>> print c.parser.parseString('output into > afile.txt').dump()
157
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diff changeset
361 ['output', 'into', '>', 'afile.txt']
153
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diff changeset
362 - args: into
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parents: 152
diff changeset
363 - command: output
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parents: 152
diff changeset
364 - output: >
155
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parents: 154
diff changeset
365 - outputTo: afile.txt
157
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parents: 156
diff changeset
366 - statement: ['output', 'into']
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parents: 156
diff changeset
367 - args: into
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parents: 156
diff changeset
368 - command: output
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diff changeset
369 >>> print c.parser.parseString('output into;sufx | pipethrume plz > afile.txt').dump()
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diff changeset
370 ['output', 'into', ';', 'sufx', '|', ' pipethrume plz', '>', 'afile.txt']
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parents: 156
diff changeset
371 - args: into
10e917acf787 wow, parsing is broken
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parents: 156
diff changeset
372 - command: output
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parents: 156
diff changeset
373 - output: >
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parents: 156
diff changeset
374 - outputTo: afile.txt
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parents: 156
diff changeset
375 - pipeTo: pipethrume plz
153
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parents: 152
diff changeset
376 - statement: ['output', 'into', ';']
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parents: 152
diff changeset
377 - args: into
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parents: 152
diff changeset
378 - command: output
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parents: 152
diff changeset
379 - terminator: ;
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parents: 152
diff changeset
380 - suffix: sufx
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parents: 152
diff changeset
381 - terminator: ;
152
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parents: 151
diff changeset
382 >>> print c.parser.parseString('output to paste buffer >> ').dump()
157
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383 ['output', 'to paste buffer', '>>', '']
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parents: 156
diff changeset
384 - args: to paste buffer
153
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parents: 152
diff changeset
385 - command: output
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parents: 152
diff changeset
386 - output: >>
157
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parents: 156
diff changeset
387 - statement: ['output', 'to paste buffer']
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parents: 156
diff changeset
388 - args: to paste buffer
153
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parents: 152
diff changeset
389 - command: output
152
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parents: 151
diff changeset
390 >>> print c.parser.parseString('ignore the /* commented | > */ stuff;').dump()
153
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parents: 152
diff changeset
391 ['ignore', 'the /* commented | > */ stuff', ';', '']
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parents: 152
diff changeset
392 - args: the /* commented | > */ stuff
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parents: 152
diff changeset
393 - command: ignore
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parents: 152
diff changeset
394 - statement: ['ignore', 'the /* commented | > */ stuff', ';']
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parents: 152
diff changeset
395 - args: the /* commented | > */ stuff
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parents: 152
diff changeset
396 - command: ignore
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parents: 152
diff changeset
397 - terminator: ;
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parents: 152
diff changeset
398 - terminator: ;
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parents: 152
diff changeset
399 >>> print c.parser.parseString('has > inside;').dump()
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400 ['has', '> inside', ';', '']
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diff changeset
401 - args: > inside
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diff changeset
402 - command: has
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parents: 152
diff changeset
403 - statement: ['has', '> inside', ';']
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parents: 152
diff changeset
404 - args: > inside
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parents: 152
diff changeset
405 - command: has
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diff changeset
406 - terminator: ;
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diff changeset
407 - terminator: ;
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parents: 152
diff changeset
408 >>> print c.parser.parseString('multiline has > inside an unfinished command').dump()
173
10a45c030364 simplifying testcase
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409 ['multiline', ' has > inside an unfinished command']
153
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diff changeset
410 - multilineCommand: multiline
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parents: 152
diff changeset
411 >>> print c.parser.parseString('multiline has > inside;').dump()
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412 ['multiline', 'has > inside', ';', '']
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diff changeset
413 - args: has > inside
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diff changeset
414 - multilineCommand: multiline
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parents: 152
diff changeset
415 - statement: ['multiline', 'has > inside', ';']
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parents: 152
diff changeset
416 - args: has > inside
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diff changeset
417 - multilineCommand: multiline
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diff changeset
418 - terminator: ;
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diff changeset
419 - terminator: ;
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diff changeset
420 >>> print c.parser.parseString('multiline command /* with comment in progress;').dump()
173
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421 ['multiline', ' command /* with comment in progress;']
153
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diff changeset
422 - multilineCommand: multiline
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diff changeset
423 >>> print c.parser.parseString('multiline command /* with comment complete */ is done;').dump()
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424 ['multiline', 'command /* with comment complete */ is done', ';', '']
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diff changeset
425 - args: command /* with comment complete */ is done
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diff changeset
426 - multilineCommand: multiline
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diff changeset
427 - statement: ['multiline', 'command /* with comment complete */ is done', ';']
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parents: 152
diff changeset
428 - args: command /* with comment complete */ is done
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diff changeset
429 - multilineCommand: multiline
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diff changeset
430 - terminator: ;
158
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diff changeset
431 - terminator: ;
186
bee79220382c unit tests passing
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parents: 185
diff changeset
432 >>> print c.parser.parseString('multiline command ends\n\n').dump()
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433 ['multiline', 'command ends', '\n', '\n']
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diff changeset
434 - args: command ends
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parents: 185
diff changeset
435 - multilineCommand: multiline
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parents: 185
diff changeset
436 - statement: ['multiline', 'command ends', '\n', '\n']
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parents: 185
diff changeset
437 - args: command ends
bee79220382c unit tests passing
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parents: 185
diff changeset
438 - multilineCommand: multiline
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parents: 185
diff changeset
439 - terminator: ['\n', '\n']
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diff changeset
440 - terminator: ['\n', '\n']
153
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diff changeset
441 '''
195
455ebe415d5e do not interpret => as having the redirector >
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diff changeset
442 outputParser = (pyparsing.Literal('>>') | (pyparsing.WordStart() + '>') | pyparsing.Regex('[^=]>'))('output')
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diff changeset
443
171
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diff changeset
444 terminatorParser = pyparsing.Or([(hasattr(t, 'parseString') and t) or pyparsing.Literal(t) for t in self.terminators])('terminator')
152
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diff changeset
445 stringEnd = pyparsing.stringEnd ^ '\nEOF'
207
a3bec7704e65 tweaking
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diff changeset
446 self.multilineCommand = pyparsing.Or([pyparsing.Keyword(c, caseless=self.case_insensitive) for c in self.multilineCommands])('multilineCommand')
186
bee79220382c unit tests passing
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parents: 185
diff changeset
447 oneLineCommand = (~self.multilineCommand + pyparsing.Word(self.legalChars))('command')
160
59b7847ec3ca little fixes
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diff changeset
448 pipe = pyparsing.Keyword('|', identChars='|')
203
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diff changeset
449 self.commentGrammars.ignore(pyparsing.quotedString).setParseAction(lambda x: '')
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450 self.commentInProgress.ignore(pyparsing.quotedString).ignore(pyparsing.cStyleComment)
153
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diff changeset
451 afterElements = \
160
59b7847ec3ca little fixes
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diff changeset
452 pyparsing.Optional(pipe + pyparsing.SkipTo(outputParser ^ stringEnd)('pipeTo')) + \
155
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parents: 154
diff changeset
453 pyparsing.Optional(outputParser + pyparsing.SkipTo(stringEnd).setParseAction(lambda x: x[0].strip())('outputTo'))
207
a3bec7704e65 tweaking
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diff changeset
454 if self.case_insensitive:
184
d1a87c14675b putting parsing variables under self
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diff changeset
455 self.multilineCommand.setParseAction(lambda x: x[0].lower())
153
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diff changeset
456 oneLineCommand.setParseAction(lambda x: x[0].lower())
171
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457 if self.blankLinesAllowed:
184
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diff changeset
458 self.blankLineTerminationParser = pyparsing.NoMatch
171
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459 else:
186
bee79220382c unit tests passing
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parents: 185
diff changeset
460 self.blankLineTerminator = (pyparsing.lineEnd + pyparsing.lineEnd)('terminator')
184
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diff changeset
461 self.blankLineTerminator.setResultsName('terminator')
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462 self.blankLineTerminationParser = ((self.multilineCommand ^ oneLineCommand) + pyparsing.SkipTo(self.blankLineTerminator).setParseAction(lambda x: x[0].strip())('args') + self.blankLineTerminator)('statement')
203
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diff changeset
463 self.multilineParser = (((self.multilineCommand ^ oneLineCommand) + SkipToLast(terminatorParser).setParseAction(lambda x: x[0].strip())('args') + terminatorParser)('statement') +
184
d1a87c14675b putting parsing variables under self
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parents: 183
diff changeset
464 pyparsing.SkipTo(outputParser ^ pipe ^ stringEnd).setParseAction(lambda x: x[0].strip())('suffix') + afterElements)
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parents: 183
diff changeset
465 self.singleLineParser = ((oneLineCommand + pyparsing.SkipTo(terminatorParser ^ stringEnd ^ pipe ^ outputParser).setParseAction(lambda x:x[0].strip())('args'))('statement') +
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parents: 183
diff changeset
466 pyparsing.Optional(terminatorParser) + afterElements)
186
bee79220382c unit tests passing
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parents: 185
diff changeset
467 #self.multilineParser = self.multilineParser.setResultsName('multilineParser')
bee79220382c unit tests passing
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diff changeset
468 #self.singleLineParser = self.singleLineParser.setResultsName('singleLineParser')
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diff changeset
469 #self.blankLineTerminationParser = self.blankLineTerminationParser.setResultsName('blankLineTerminatorParser')
153
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diff changeset
470 self.parser = (
173
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diff changeset
471 stringEnd |
184
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parents: 183
diff changeset
472 self.multilineParser |
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diff changeset
473 self.singleLineParser |
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diff changeset
474 self.blankLineTerminationParser |
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diff changeset
475 self.multilineCommand + pyparsing.SkipTo(stringEnd)
153
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diff changeset
476 )
203
68a609fc516b limit < infile slurp to cases where infile found
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diff changeset
477 self.parser.ignore(pyparsing.quotedString).ignore(self.commentGrammars).ignore(self.commentInProgress)
169
429c8e984df4 all working, except \n\n terminators
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parents: 168
diff changeset
478
154
606ad25c7f7e new experiment with ignore?
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diff changeset
479 inputMark = pyparsing.Literal('<')
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diff changeset
480 inputMark.setParseAction(lambda x: '')
204
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diff changeset
481 fileName = pyparsing.Word(self.legalChars + '/\\')
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diff changeset
482 inputFrom = fileName('inputFrom')
203
68a609fc516b limit < infile slurp to cases where infile found
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parents: 202
diff changeset
483 inputFrom.setParseAction(replace_with_file_contents)
204
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diff changeset
484 # a not-entirely-satisfactory way of distinguishing < as in "import from" from <
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diff changeset
485 # as in "lesser than"
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diff changeset
486 self.inputParser = inputMark + pyparsing.Optional(inputFrom) + pyparsing.Optional('>') + \
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parents: 203
diff changeset
487 pyparsing.Optional(fileName) + (pyparsing.stringEnd | '|')
203
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diff changeset
488 self.inputParser.ignore(pyparsing.quotedString).ignore(self.commentGrammars).ignore(self.commentInProgress)
153
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diff changeset
489
165
3dc882a00e53 terminators + suffixes now preserved
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parents: 164
diff changeset
490 def parsed(self, raw, **kwargs):
162
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parents: 161
diff changeset
491 if isinstance(raw, ParsedString):
165
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
492 p = raw
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
493 else:
171
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
494 s = self.inputParser.transformString(raw.lstrip())
165
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
495 for (shortcut, expansion) in self.shortcuts.items():
201
6cdf53ce84f5 unknown
catherine@Elli.myhome.westell.com
parents: 200
diff changeset
496 if s.lower().startswith(shortcut):
165
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
497 s = s.replace(shortcut, expansion + ' ', 1)
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
498 break
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
499 result = self.parser.parseString(s)
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
500 result['command'] = result.multilineCommand or result.command
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
501 result['raw'] = raw
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
502 result['clean'] = self.commentGrammars.transformString(result.args)
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
503 result['expanded'] = s
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
504 p = ParsedString(result.clean)
165
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
505 p.parsed = result
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
506 p.parser = self.parsed
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
507 for (key, val) in kwargs.items():
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
508 p.parsed[key] = val
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
509 return p
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
510
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
511 def onecmd(self, line):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
512 """Interpret the argument as though it had been typed in response
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
513 to the prompt.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
514
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
515 This may be overridden, but should not normally need to be;
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
516 see the precmd() and postcmd() methods for useful execution hooks.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
517 The return value is a flag indicating whether interpretation of
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
518 commands by the interpreter should stop.
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
519
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
520 This (`cmd2`) version of `onecmd` already override's `cmd`'s `onecmd`.
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
521
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
522 """
83
2176ce847939 merged copy to both clipboards in
catherine@Elli.myhome.westell.com
parents: 82
diff changeset
523 if not line:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
524 return self.emptyline()
135
7c0a89fccf2b broken; midway through comments
catherine@Elli.myhome.westell.com
parents: 134
diff changeset
525 if not pyparsing.Or(self.commentGrammars).setParseAction(lambda x: '').transformString(line):
179
321e0cc35661 oh no... must accept prompt changes
catherine@Elli.myhome.westell.com
parents: 177
diff changeset
526 return 0 # command was empty except for comments
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
527 try:
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
528 statement = self.parsed(line)
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
529 while statement.parsed.multilineCommand and (statement.parsed.terminator == ''):
192
c0d4c7ba14a9 added settable timings param
catherine@Elli.myhome.westell.com
parents: 191
diff changeset
530 statement = '%s\n%s' % (statement.parsed.raw,
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
531 self.pseudo_raw_input(self.continuation_prompt))
192
c0d4c7ba14a9 added settable timings param
catherine@Elli.myhome.westell.com
parents: 191
diff changeset
532 statement = self.parsed(statement)
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
533 except Exception, e:
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
534 print e
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
535 return 0
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
536
177
f2b1643b5173 argh, zero-arg commands were dying
catherine@dellzilla
parents: 176
diff changeset
537 if not statement.parsed.command:
175
72de7d8566e2 tests finally passing
catherine@dellzilla
parents: 174
diff changeset
538 return 0
72de7d8566e2 tests finally passing
catherine@dellzilla
parents: 174
diff changeset
539
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
540 statekeeper = None
25
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
541 stop = 0
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
542
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
543 if statement.parsed.pipeTo:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
544 redirect = subprocess.Popen(statement.parsed.pipeTo, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
51
26e33f64f68e trying new unified pipe and redirect
catherine@localhost
parents: 50
diff changeset
545 statekeeper = Statekeeper(self, ('stdout',))
47
927bc07467de fixed misfind of editor
catherine@cordelia
parents: 46
diff changeset
546 self.stdout = redirect.stdin
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
547 elif statement.parsed.output:
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
548 statekeeper = Statekeeper(self, ('stdout',))
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
549 if statement.parsed.outputTo:
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
550 mode = 'w'
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
551 if statement.parsed.output == '>>':
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
552 mode = 'a'
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
553 try:
202
da8c265934ee liberal use of os.path.expanduser
catherine@dellzilla
parents: 201
diff changeset
554 self.stdout = open(os.path.expanduser(statement.parsed.outputTo), mode)
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
555 except OSError, e:
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
556 print e
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
557 return 0
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
558 else:
51
26e33f64f68e trying new unified pipe and redirect
catherine@localhost
parents: 50
diff changeset
559 statekeeper = Statekeeper(self, ('stdout',))
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
560 self.stdout = tempfile.TemporaryFile()
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
561 if statement.parsed.output == '>>':
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
562 self.stdout.write(getPasteBuffer())
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
563 try:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
564 # "heart" of the command, replace's cmd's onecmd()
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
565 self.lastcmd = statement.parsed.expanded
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
566 try:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
567 func = getattr(self, 'do_' + statement.parsed.command)
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
568 except AttributeError:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
569 return self.default(statement)
192
c0d4c7ba14a9 added settable timings param
catherine@Elli.myhome.westell.com
parents: 191
diff changeset
570 timestart = datetime.datetime.now()
c0d4c7ba14a9 added settable timings param
catherine@Elli.myhome.westell.com
parents: 191
diff changeset
571 stop = func(statement)
c0d4c7ba14a9 added settable timings param
catherine@Elli.myhome.westell.com
parents: 191
diff changeset
572 if self.timing:
c0d4c7ba14a9 added settable timings param
catherine@Elli.myhome.westell.com
parents: 191
diff changeset
573 print 'Elapsed: %s' % str(datetime.datetime.now() - timestart)
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
574 except Exception, e:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
575 print e
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
576 try:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
577 if statement.parsed.command not in self.excludeFromHistory:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
578 self.history.append(statement.parsed.raw)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
579 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
580 if statekeeper:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
581 if statement.parsed.output and not statement.parsed.outputTo:
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
582 self.stdout.seek(0)
134
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
583 try:
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
584 writeToPasteBuffer(self.stdout.read())
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
585 except Exception, e:
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
586 print str(e)
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
587 elif statement.parsed.pipeTo:
52
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
588 for result in redirect.communicate():
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
589 statekeeper.stdout.write(result or '')
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
590 self.stdout.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
591 statekeeper.restore()
52
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
592
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
593 return stop
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
594
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
595 def pseudo_raw_input(self, prompt):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
596 """copied from cmd's cmdloop; like raw_input, but accounts for changed stdin, stdout"""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
597
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
598 if self.use_rawinput:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
599 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
600 line = raw_input(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
601 except EOFError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
602 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
603 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
604 self.stdout.write(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
605 self.stdout.flush()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
606 line = self.stdin.readline()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
607 if not len(line):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
608 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
609 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
610 if line[-1] == '\n': # this was always true in Cmd
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
611 line = line[:-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
612 return line
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
613
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
614 def cmdloop(self, intro=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
615 """Repeatedly issue a prompt, accept input, parse an initial prefix
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
616 off the received input, and dispatch to action methods, passing them
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
617 the remainder of the line as argument.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
618 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
619
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
620 # An almost perfect copy from Cmd; however, the pseudo_raw_input portion
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
621 # has been split out so that it can be called separately
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
622
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
623 self.preloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
624 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
625 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
626 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
627 self.old_completer = readline.get_completer()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
628 readline.set_completer(self.complete)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
629 readline.parse_and_bind(self.completekey+": complete")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
630 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
631 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
632 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
633 if intro is not None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
634 self.intro = intro
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
635 if self.intro:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
636 self.stdout.write(str(self.intro)+"\n")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
637 stop = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
638 while not stop:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
639 if self.cmdqueue:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
640 line = self.cmdqueue.pop(0)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
641 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
642 line = self.pseudo_raw_input(self.prompt)
103
e4daf715fc31 echo on
catherine@dellzilla
parents: 100
diff changeset
643 if (self.echo) and (isinstance(self.stdin, file)):
e4daf715fc31 echo on
catherine@dellzilla
parents: 100
diff changeset
644 self.stdout.write(line + '\n')
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
645 line = self.precmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
646 stop = self.onecmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
647 stop = self.postcmd(stop, line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
648 self.postloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
649 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
650 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
651 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
652 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
653 readline.set_completer(self.old_completer)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
654 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
655 pass
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
656 return stop
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
657
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
658 def do_EOF(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
659 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
660 do_eof = do_EOF
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
661
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
662 def showParam(self, param):
206
00eaec841567 do not let SET errors pass silently
catherine@dellzilla
parents: 204
diff changeset
663 any_shown = False
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
664 param = param.strip().lower()
199
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
665 for p in self.settable:
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
666 if p.startswith(param):
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
667 val = getattr(self, p)
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
668 self.stdout.write('%s: %s\n' % (p, str(getattr(self, p))))
206
00eaec841567 do not let SET errors pass silently
catherine@dellzilla
parents: 204
diff changeset
669 any_shown = True
00eaec841567 do not let SET errors pass silently
catherine@dellzilla
parents: 204
diff changeset
670 if not any_shown:
00eaec841567 do not let SET errors pass silently
catherine@dellzilla
parents: 204
diff changeset
671 print "Parameter '%s' not supported (type 'show' for list of parameters)." % param
199
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
672
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
673 def do_quit(self, arg):
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
674 return self._STOP_AND_EXIT
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
675 do_exit = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
676 do_q = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
677
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
678 def do_show(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
679 'Shows value of a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
680 if arg.strip():
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
681 self.showParam(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
682 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
683 for param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
684 self.showParam(param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
685
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
686 def do_set(self, arg):
199
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
687 '''Sets a cmd2 parameter. Accepts abbreviated parameter names so long as there is no ambiguity.
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
688 Call without arguments for a list of settable parameters with their values.'''
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
689 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
690 paramName, val = arg.split(None, 1)
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
691 paramName = paramName.strip().lower()
199
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
692 hits = [paramName in p for p in self.settable]
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
693 if hits.count(True) == 1:
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
694 paramName = self.settable[hits.index(True)]
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
695 currentVal = getattr(self, paramName)
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
696 if (val[0] == val[-1]) and val[0] in ("'", '"'):
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
697 val = val[1:-1]
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
698 else:
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
699 val = cast(currentVal, val)
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
700 setattr(self, paramName, val)
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
701 self.stdout.write('%s - was: %s\nnow: %s\n' % (paramName, currentVal, val))
212
9c4c4d012a92 parameter onchange hook
catherine@Elli.myhome.westell.com
parents: 211
diff changeset
702 if currentVal != val:
9c4c4d012a92 parameter onchange hook
catherine@Elli.myhome.westell.com
parents: 211
diff changeset
703 try:
9c4c4d012a92 parameter onchange hook
catherine@Elli.myhome.westell.com
parents: 211
diff changeset
704 onchange_hook = getattr(self, '_onchange_%s' % paramName)
9c4c4d012a92 parameter onchange hook
catherine@Elli.myhome.westell.com
parents: 211
diff changeset
705 onchange_hook(old=currentVal, new=val)
9c4c4d012a92 parameter onchange hook
catherine@Elli.myhome.westell.com
parents: 211
diff changeset
706 except AttributeError:
9c4c4d012a92 parameter onchange hook
catherine@Elli.myhome.westell.com
parents: 211
diff changeset
707 pass
199
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
708 else:
12c2d23caf19 added unit check for doublepipe
catherine@dellzilla
parents: 197
diff changeset
709 self.do_show(paramName)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
710 except (ValueError, AttributeError, NotSettableError), e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
711 self.do_show(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
712
182
1c21db096f49 switched literal newline to lineEnd
catherine@Elli.myhome.westell.com
parents: 181
diff changeset
713 def do_pause(self, arg):
1c21db096f49 switched literal newline to lineEnd
catherine@Elli.myhome.westell.com
parents: 181
diff changeset
714 'Displays the specified text then waits for the user to press RETURN.'
1c21db096f49 switched literal newline to lineEnd
catherine@Elli.myhome.westell.com
parents: 181
diff changeset
715 raw_input(arg + '\n')
1c21db096f49 switched literal newline to lineEnd
catherine@Elli.myhome.westell.com
parents: 181
diff changeset
716
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
717 def do_shell(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
718 'execute a command as if at the OS prompt.'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
719 os.system(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
720
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
721 def do_history(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
722 """history [arg]: lists past commands issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
723
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
724 no arg -> list all
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
725 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
726 arg is string -> string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
727 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
728 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
729 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
730 history = self.history.get(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
731 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
732 history = self.history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
733 for hi in history:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
734 self.stdout.write(hi.pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
735 def last_matching(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
736 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
737 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
738 return self.history.get(arg)[-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
739 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
740 return self.history[-1]
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
741 except IndexError:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
742 return None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
743 def do_list(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
744 """list [arg]: lists last command issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
745
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
746 no arg -> list absolute last
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
747 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
748 - arg, arg - (integer) -> list up to or after #arg
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
749 arg is string -> list last command matching string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
750 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
751 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
752 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
753 self.stdout.write(self.last_matching(arg).pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
754 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
755 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
756 do_hi = do_history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
757 do_l = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
758 do_li = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
759
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
760 def do_ed(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
761 """ed: edit most recent command in text editor
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
762 ed [N]: edit numbered command from history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
763 ed [filename]: edit specified file name
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
764
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
765 commands are run after editor is closed.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
766 "set edit (program-name)" or set EDITOR environment variable
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
767 to control which editing program is used."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
768 if not self.editor:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
769 print "please use 'set editor' to specify your text editing program of choice."
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
770 return
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
771 filename = self.default_file_name
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
772 if arg:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
773 try:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
774 buffer = self.last_matching(int(arg))
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
775 except ValueError:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
776 filename = arg
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
777 buffer = ''
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
778 else:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
779 buffer = self.history[-1]
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
780
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
781 if buffer:
202
da8c265934ee liberal use of os.path.expanduser
catherine@dellzilla
parents: 201
diff changeset
782 f = open(os.path.expanduser(filename), 'w')
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
783 f.write(buffer or '')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
784 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
785
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
786 os.system('%s %s' % (self.editor, filename))
48
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
787 self.do__load(filename)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
788 do_edit = do_ed
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
789
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
790 saveparser = (pyparsing.Optional(pyparsing.Word(pyparsing.nums)^'*')("idx") +
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
791 pyparsing.Optional(pyparsing.Word(legalChars + '/\\'))("fname") +
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
792 pyparsing.stringEnd)
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
793 def do_save(self, arg):
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
794 """`save [N] [filename.ext]`
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
795 Saves command from history to file.
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
796 N => Number of command (from history), or `*`;
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
797 most recent command if omitted"""
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
798
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
799 try:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
800 args = self.saveparser.parseString(arg)
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
801 except pyparsing.ParseException:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
802 print self.do_save.__doc__
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
803 return
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
804 fname = args.fname or self.default_file_name
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
805 if args.idx == '*':
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
806 saveme = '\n\n'.join(self.history[:])
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
807 elif args.idx:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
808 saveme = self.history[int(args.idx)-1]
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
809 else:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
810 saveme = self.history[-1]
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
811 try:
202
da8c265934ee liberal use of os.path.expanduser
catherine@dellzilla
parents: 201
diff changeset
812 f = open(os.path.expanduser(fname), 'w')
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
813 f.write(saveme)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
814 f.close()
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
815 print 'Saved to %s' % (fname)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
816 except Exception, e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
817 print 'Error saving %s: %s' % (fname, str(e))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
818
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
819 def do_load(self, fname=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
820 """Runs command(s) from a file."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
821 if fname is None:
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
822 fname = self.default_file_name
200
05c0e28306d3 expanding ~ in file names
catherine@Elli.myhome.westell.com
parents: 199
diff changeset
823 fname = os.path.expanduser(fname)
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
824 keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt','continuation_prompt'))
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
825 if isinstance(fname, file):
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
826 self.stdin = fname
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
827 else:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
828 try:
202
da8c265934ee liberal use of os.path.expanduser
catherine@dellzilla
parents: 201
diff changeset
829 self.stdin = open(os.path.expanduser(fname), 'r')
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
830 except IOError, e:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
831 try:
202
da8c265934ee liberal use of os.path.expanduser
catherine@dellzilla
parents: 201
diff changeset
832 self.stdin = open('%s.%s' % (os.path.expanduser(fname), self.defaultExtension), 'r')
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
833 except IOError:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
834 print 'Problem opening file %s: \n%s' % (fname, e)
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
835 keepstate.restore()
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
836 return
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
837 self.use_rawinput = False
207
a3bec7704e65 tweaking
catherine@dellzilla
parents: 206
diff changeset
838 self.prompt = self.continuation_prompt = ''
42
b3200c6e5763 inserting exception for quit...
catherine@cordelia
parents: 41
diff changeset
839 stop = self.cmdloop()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
840 self.stdin.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
841 keepstate.restore()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
842 self.lastcmd = ''
48
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
843 return (stop == self._STOP_AND_EXIT) and self._STOP_AND_EXIT
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
844 do__load = do_load # avoid an unfortunate legacy use of do_load from sqlpython
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
845
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
846 def do_run(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
847 """run [arg]: re-runs an earlier command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
848
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
849 no arg -> run most recent command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
850 arg is integer -> run one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
851 arg is string -> run most recent command by string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
852 arg is /enclosed in forward-slashes/ -> run most recent by regex
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
853 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
854 'run [N]: runs the SQL that was run N commands ago'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
855 runme = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
856 print runme
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
857 if runme:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
858 runme = self.precmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
859 stop = self.onecmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
860 stop = self.postcmd(stop, runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
861 do_r = do_run
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
862
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
863 def fileimport(self, statement, source):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
864 try:
202
da8c265934ee liberal use of os.path.expanduser
catherine@dellzilla
parents: 201
diff changeset
865 f = open(os.path.expanduser(source))
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
866 except IOError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
867 self.stdout.write("Couldn't read from file %s\n" % source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
868 return ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
869 data = f.read()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
870 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
871 return data
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
872
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
873 class HistoryItem(str):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
874 def __init__(self, instr):
121
fe432d010ecc going to attempt 2.4 and 2.6 compatibility
catherine@dellzilla
parents: 119
diff changeset
875 str.__init__(self)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
876 self.lowercase = self.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
877 self.idx = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
878 def pr(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
879 return '-------------------------[%d]\n%s\n' % (self.idx, str(self))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
880
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
881 class History(list):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
882 rangeFrom = re.compile(r'^([\d])+\s*\-$')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
883 def append(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
884 new = HistoryItem(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
885 list.append(self, new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
886 new.idx = len(self)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
887 def extend(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
888 for n in new:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
889 self.append(n)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
890 def get(self, getme):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
891 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
892 getme = int(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
893 if getme < 0:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
894 return self[:(-1 * getme)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
895 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
896 return [self[getme-1]]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
897 except IndexError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
898 return []
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
899 except (ValueError, TypeError):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
900 getme = getme.strip()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
901 mtch = self.rangeFrom.search(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
902 if mtch:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
903 return self[(int(mtch.group(1))-1):]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
904 if getme.startswith(r'/') and getme.endswith(r'/'):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
905 finder = re.compile(getme[1:-1], re.DOTALL | re.MULTILINE | re.IGNORECASE)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
906 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
907 return finder.search(hi)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
908 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
909 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
910 return (getme.lower() in hi.lowercase)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
911 return [itm for itm in self if isin(itm)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
912
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
913 class NotSettableError(Exception):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
914 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
915
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
916 def cast(current, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
917 """Tries to force a new value into the same type as the current."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
918 typ = type(current)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
919 if typ == bool:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
920 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
921 return bool(int(new))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
922 except ValueError, TypeError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
923 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
924 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
925 new = new.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
926 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
927 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
928 if (new=='on') or (new[0] in ('y','t')):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
929 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
930 if (new=='off') or (new[0] in ('n','f')):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
931 return False
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
932 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
933 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
934 return typ(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
935 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
936 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
937 print "Problem setting parameter (now %s) to %s; incorrect type?" % (current, new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
938 return current
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
939
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
940 class Statekeeper(object):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
941 def __init__(self, obj, attribs):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
942 self.obj = obj
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
943 self.attribs = attribs
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
944 self.save()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
945 def save(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
946 for attrib in self.attribs:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
947 setattr(self, attrib, getattr(self.obj, attrib))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
948 def restore(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
949 for attrib in self.attribs:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
950 setattr(self.obj, attrib, getattr(self, attrib))
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
951
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
952 class Borg(object):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
953 '''All instances of any Borg subclass will share state.
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
954 from Python Cookbook, 2nd Ed., recipe 6.16'''
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
955 _shared_state = {}
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
956 def __new__(cls, *a, **k):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
957 obj = object.__new__(cls, *a, **k)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
958 obj.__dict__ = cls._shared_state
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
959 return obj
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
960
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
961 class OutputTrap(Borg):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
962 '''Instantiate an OutputTrap to divert/capture ALL stdout output. For use in unit testing.
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
963 Call `tearDown()` to return to normal output.'''
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
964 def __init__(self):
105
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
965 self.old_stdout = sys.stdout
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
966 self.trap = tempfile.TemporaryFile()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
967 sys.stdout = self.trap
105
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
968 def read(self):
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
969 self.trap.seek(0)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
970 result = self.trap.read()
105
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
971 self.trap.truncate(0)
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
972 return result.strip('\x00')
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
973 def tearDown(self):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
974 sys.stdout = self.old_stdout
bd91925d813c having a hard time capturing stdout
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975
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976 class Cmd2TestCase(unittest.TestCase):
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977 '''Subclass this, setting CmdApp and transcriptFileName, to make a unittest.TestCase class
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978 that will execute the commands in transcriptFileName and expect the results shown.
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979 See example.py'''
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980 CmdApp = None
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981 transcriptFileName = ''
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982 def setUp(self):
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983 if self.CmdApp:
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984 self.outputTrap = OutputTrap()
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985 self.cmdapp = self.CmdApp()
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986 try:
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987 tfile = open(os.path.expanduser(self.transcriptFileName))
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988 self.transcript = iter(tfile.readlines())
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989 tfile.close()
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990 except IOError:
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991 self.transcript = []
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992 def assertEqualEnough(self, got, expected, message):
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993 got = got.strip().splitlines()
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994 expected = expected.strip().splitlines()
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995 self.assertEqual(len(got), len(expected), message)
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996 for (linegot, lineexpected) in zip(got, expected):
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997 matchme = re.escape(lineexpected.strip()).replace('\\*', '.*'). \
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998 replace('\\ ', ' ')
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999 self.assert_(re.match(matchme, linegot.strip()), message)
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1000 def testall(self):
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1001 if self.CmdApp:
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1002 lineNum = 0
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1003 try:
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1004 line = self.transcript.next()
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1005 while True:
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1006 while not line.startswith(self.cmdapp.prompt):
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1007 line = self.transcript.next()
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1008 command = [line[len(self.cmdapp.prompt):]]
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1009 line = self.transcript.next()
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1010 while line.startswith(self.cmdapp.continuation_prompt):
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1011 command.append(line[len(self.cmdapp.continuation_prompt):])
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1012 line = self.transcript.next()
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1013 command = ''.join(command)
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1014 self.cmdapp.onecmd(command)
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1015 result = self.outputTrap.read()
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1016 if line.startswith(self.cmdapp.prompt):
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1017 self.assertEqualEnough(result.strip(), '',
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1018 '\nFile %s, line %d\nCommand was:\n%s\nExpected: (nothing) \nGot:\n%s\n' %
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1019 (self.transcriptFileName, lineNum, command, result))
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1020 continue
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1021 expected = []
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1022 while not line.startswith(self.cmdapp.prompt):
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1023 expected.append(line)
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1024 line = self.transcript.next()
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1025 expected = ''.join(expected)
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1026 self.assertEqualEnough(expected.strip(), result.strip(),
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1027 '\nFile %s, line %d\nCommand was:\n%s\nExpected:\n%s\nGot:\n%s\n' %
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1028 (self.transcriptFileName, lineNum, command, expected, result))
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1029 # this needs to account for a line-by-line strip()ping
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1030 except StopIteration:
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1031 pass
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1032 # catch the final output?
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1033 def tearDown(self):
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1034 if self.CmdApp:
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1035 self.outputTrap.tearDown()
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1036
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1037 if __name__ == '__main__':
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1038 doctest.testmod(optionflags = doctest.NORMALIZE_WHITESPACE)
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1039 #c = Cmd()