Mercurial > python-cmd2

annotate cmd2.py @ 157:10e917acf787

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wow, parsing is broken
author catherine@dellzilla
date Mon, 24 Nov 2008 18:53:25 -0500
parents 7e5a57df88aa
children 87d3f3203b96
rev   line source
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
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diff changeset
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
13
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12 Parsing commands with `optparse` options (flags)
0
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13 Redirection to file with >, >>; input from file with <
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e3b8eaadea56 going to collapse down out of overdone package structure
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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
14
a242603905d9 ready to release 0.3.0
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20 - Catherine Devlin, Jan 03 2008 - catherinedevlin.blogspot.com
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21
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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
0
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26 """
152
693d11072e8e hmm, complications with gt within statements
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27 import cmd, re, os, sys, optparse, subprocess, tempfile, pyparsing, doctest, unittest, string
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28 from optparse import make_option
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29 __version__ = '0.4.4'
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30
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31 class OptionParser(optparse.OptionParser):
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32 def exit(self, status=0, msg=None):
38
6d715d7a04fd proper exit after -h, -v
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33 self.values._exit = True
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34 if msg:
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0eb8d4e18472 fixed error handling
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35 print msg
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36
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37 def error(self, msg):
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38 """error(msg : string)
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39
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40 Print a usage message incorporating 'msg' to stderr and exit.
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41 If you override this in a subclass, it should not return -- it
34107b79c840 working the refactor still
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42 should either exit or raise an exception.
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43 """
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44 raise
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45
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46 def options(option_list):
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47 def option_setup(func):
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48 optionParser = OptionParser()
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49 for opt in option_list:
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50 optionParser.add_option(opt)
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51 optionParser.set_usage("%s [options] arg" % func.__name__.strip('do_'))
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52 def newFunc(instance, arg):
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53 try:
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54 opts, newArgs = optionParser.parse_args(arg.split())
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55 arg.parsed['args'] = arg[arg.find(newArgs[0]):]
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c8efa4369189 fixes to option parsing
catherine@cordelia
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56 except (optparse.OptionValueError, optparse.BadOptionError,
c8efa4369189 fixes to option parsing
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57 optparse.OptionError, optparse.AmbiguousOptionError,
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58 optparse.OptionConflictError), e:
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59 print e
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60 optionParser.print_help()
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61 return
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62 if hasattr(opts, '_exit'):
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63 return None
37
a974e2f44cbe made redirectors work with app-specific StatementEndPattern
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64 result = func(instance, arg, opts)
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65 return result
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66 newFunc.__doc__ = '%s\n%s' % (func.__doc__, optionParser.format_help())
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67 return newFunc
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68 return option_setup
0
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69
27
a76798cde34c hooray, pasting working in windows
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70 class PasteBufferError(EnvironmentError):
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71 if sys.platform[:3] == 'win':
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72 errmsg = """Redirecting to or from paste buffer requires pywin32
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73 to be installed on operating system.
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74 Download from http://sourceforge.net/projects/pywin32/"""
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75 else:
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76 errmsg = """Redirecting to or from paste buffer requires xclip
a76798cde34c hooray, pasting working in windows
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77 to be installed on operating system.
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78 On Debian/Ubuntu, 'sudo apt-get install xclip' will install it."""
28
28b3fb301d3d almost working, but problem with check_call
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79 def __init__(self):
27
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80 Exception.__init__(self, self.errmsg)
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81
29
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82 '''check here if functions exist; otherwise, stub out'''
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83 pastebufferr = """Redirecting to or from paste buffer requires %s
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84 to be installed on operating system.
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85 %s"""
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86 if subprocess.mswindows:
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87 try:
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88 import win32clipboard
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89 def getPasteBuffer():
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90 win32clipboard.OpenClipboard(0)
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91 try:
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92 result = win32clipboard.GetClipboardData()
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93 except TypeError:
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94 result = '' #non-text
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95 win32clipboard.CloseClipboard()
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96 return result
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97 def writeToPasteBuffer(txt):
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28b3fb301d3d almost working, but problem with check_call
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98 win32clipboard.OpenClipboard(0)
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99 win32clipboard.EmptyClipboard()
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100 win32clipboard.SetClipboardText(txt)
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101 win32clipboard.CloseClipboard()
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102 except ImportError:
106
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103 def getPasteBuffer(*args):
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104 raise OSError, pastebufferr % ('pywin32', 'Download from http://sourceforge.net/projects/pywin32/')
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105 setPasteBuffer = getPasteBuffer
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a76798cde34c hooray, pasting working in windows
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106 else:
29
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107 can_clip = False
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108 try:
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109 subprocess.check_call('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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110 can_clip = True
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111 except AttributeError: # check_call not defined, Python < 2.5
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112 teststring = 'Testing for presence of xclip.'
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113 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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114 xclipproc.stdin.write(teststring)
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115 xclipproc.stdin.close()
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116 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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117 if xclipproc.stdout.read() == teststring:
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118 can_clip = True
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119 except (subprocess.CalledProcessError, OSError, IOError):
29
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120 pass
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121 if can_clip:
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122 def getPasteBuffer():
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123 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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124 return xclipproc.stdout.read()
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125 def writeToPasteBuffer(txt):
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126 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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127 xclipproc.stdin.write(txt)
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128 xclipproc.stdin.close()
83
2176ce847939 merged copy to both clipboards in
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129 # but we want it in both the "primary" and "mouse" clipboards
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130 xclipproc = subprocess.Popen('xclip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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131 xclipproc.stdin.write(txt)
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132 xclipproc.stdin.close()
29
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133 else:
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134 def getPasteBuffer(*args):
29
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135 raise OSError, pastebufferr % ('xclip', 'On Debian/Ubuntu, install with "sudo apt-get install xclip"')
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136 setPasteBuffer = getPasteBuffer
106
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137 writeToPasteBuffer = getPasteBuffer
79
f583663c610f switch to pyparsing worked
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138
f583663c610f switch to pyparsing worked
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139 pyparsing.ParserElement.setDefaultWhitespaceChars(' \t')
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140 def parseSearchResults(pattern, s):
81
a3b0ef23146f trying to parseResults
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141 generator = pattern.scanString(s)
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142 try:
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a3b0ef23146f trying to parseResults
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143 result, start, stop = generator.next()
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catherine@Elli.myhome.westell.com
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144 result['before'], result['after'] = s[:start], s[stop:]
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145 result['upToIncluding'] = s[:stop]
81
a3b0ef23146f trying to parseResults
catherine@Elli.myhome.westell.com
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146 except StopIteration:
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147 result = pyparsing.ParseResults('')
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148 result['before'] = s
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149 return result
154
606ad25c7f7e new experiment with ignore?
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150
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151
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152 def replaceInput(source):
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153 if source:
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154 newinput = open(source[0], 'r').read()
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155 else:
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156 newinput = getPasteBuffer()
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157
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158 try:
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159 if statement.inputFrom:
606ad25c7f7e new experiment with ignore?
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160 newinput = open(statement.inputFrom, 'r').read()
606ad25c7f7e new experiment with ignore?
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161 else:
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162 newinput = getPasteBuffer()
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163 except (OSError,), e:
606ad25c7f7e new experiment with ignore?
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164 print e
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165 return 0
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diff changeset
166 start, end = self.redirectInPattern.scanString(statement.fullStatement).next()[1:]
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parents: 153
diff changeset
167 return self.onecmd('%s%s%s' % (statement.fullStatement[:start],
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parents: 153
diff changeset
168 newinput, statement.fullStatement[end:]))
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parents: 153
diff changeset
169
157
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diff changeset
170 class ParsedString(str):
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parents: 156
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171 pass
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172
0
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173 class Cmd(cmd.Cmd):
103
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174 echo = False
0
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175 caseInsensitive = True
157
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parents: 156
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176 continuationPrompt = '> '
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177 legalChars = '!#$%.:?@_' # make sure your terminators are not in here!
137
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178 shortcuts = {'?': 'help', '!': 'shell', '@': 'load' }
106
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179 excludeFromHistory = '''run r list l history hi ed edit li eof'''.split()
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180 noSpecialParse = 'set ed edit exit'.split()
0
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181 defaultExtension = 'txt'
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182 defaultFileName = 'command.txt'
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183 editor = os.environ.get('EDITOR')
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b3200c6e5763 inserting exception for quit...
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184 _STOP_AND_EXIT = 2
0
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185 if not editor:
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186 if sys.platform[:3] == 'win':
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187 editor = 'notepad'
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188 else:
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189 for editor in ['gedit', 'kate', 'vim', 'emacs', 'nano', 'pico']:
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190 if not os.system('which %s' % (editor)):
0
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191 break
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192
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193 settable = ['prompt', 'continuationPrompt', 'defaultFileName', 'editor', 'caseInsensitive', 'echo']
0
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194 def do_cmdenvironment(self, args):
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195 self.stdout.write("""
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196 Commands are %(casesensitive)scase-sensitive.
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197 Commands may be terminated with: %(terminators)s
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198 Settable parameters: %(settable)s
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199 """ %
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200 { 'casesensitive': ('not ' and self.caseInsensitive) or '',
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diff changeset
201 'terminators': self.terminatorPattern,
0
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202 'settable': ' '.join(self.settable)
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203 })
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204
10
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205 def do_help(self, arg):
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206 cmd.Cmd.do_help(self, arg)
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diff changeset
207 try:
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208 fn = getattr(self, 'do_' + arg)
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diff changeset
209 if fn and fn.optionParser:
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diff changeset
210 fn.optionParser.print_help(file=self.stdout)
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diff changeset
211 except AttributeError:
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212 pass
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diff changeset
213
0
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214 def __init__(self, *args, **kwargs):
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215 cmd.Cmd.__init__(self, *args, **kwargs)
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216 self.history = History()
152
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diff changeset
217 self._init_parser()
0
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218
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219 def do_shortcuts(self, args):
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220 """Lists single-key shortcuts available."""
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221 result = "\n".join('%s: %s' % (sc[0], sc[1]) for sc in self.shortcuts.items())
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222 self.stdout.write("Single-key shortcuts for other commands:\n%s\n" % (result))
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223
137
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diff changeset
224 commentGrammars = pyparsing.Or([pyparsing.pythonStyleComment, pyparsing.cStyleComment])
153
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diff changeset
225 commentGrammars.addParseAction(lambda x: '')
136
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diff changeset
226 commentInProgress = pyparsing.Literal('/*') + pyparsing.SkipTo(pyparsing.stringEnd)
146
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227 terminators = [';', '\n\n']
153
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diff changeset
228 multilineCommands = []
152
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diff changeset
229
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diff changeset
230 def _init_parser(self):
146
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diff changeset
231 '''
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diff changeset
232 >>> c = Cmd()
153
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diff changeset
233 >>> c.multilineCommands = ['multiline']
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diff changeset
234 >>> c.caseInsensitive = True
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diff changeset
235 >>> c._init_parser()
157
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diff changeset
236 >>> print c.parser.parseString('termbare;').dump()
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diff changeset
237 >>> print c.parser.parseString('termbare; suffx').dump()
152
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parents: 151
diff changeset
238 >>> print c.parser.parseString('barecommand').dump()
153
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diff changeset
239 ['barecommand', '']
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diff changeset
240 - command: barecommand
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diff changeset
241 - statement: ['barecommand', '']
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diff changeset
242 - command: barecommand
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diff changeset
243 >>> print c.parser.parseString('COMmand with args').dump()
157
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244 ['command', 'with args']
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diff changeset
245 - args: with args
153
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diff changeset
246 - command: command
157
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diff changeset
247 - statement: ['command', 'with args']
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diff changeset
248 - args: with args
153
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diff changeset
249 - command: command
152
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parents: 151
diff changeset
250 >>> print c.parser.parseString('command with args and terminator; and suffix').dump()
153
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diff changeset
251 ['command', 'with args and terminator', ';', ' and suffix']
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diff changeset
252 - args: with args and terminator
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diff changeset
253 - command: command
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diff changeset
254 - statement: ['command', 'with args and terminator', ';']
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parents: 152
diff changeset
255 - args: with args and terminator
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diff changeset
256 - command: command
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diff changeset
257 - terminator: ;
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diff changeset
258 - suffix: and suffix
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diff changeset
259 - terminator: ;
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parents: 152
diff changeset
260 >>> print c.parser.parseString('simple | piped').dump()
157
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diff changeset
261 ['simple', '', '|', ' piped']
153
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diff changeset
262 - command: simple
157
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diff changeset
263 - pipeTo: piped
153
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diff changeset
264 - statement: ['simple', '']
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diff changeset
265 - command: simple
152
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parents: 151
diff changeset
266 >>> print c.parser.parseString('command with args, terminator;sufx | piped').dump()
157
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parents: 156
diff changeset
267 ['command', 'with args, terminator', ';', 'sufx', '|', ' piped']
153
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diff changeset
268 - args: with args, terminator
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parents: 152
diff changeset
269 - command: command
157
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parents: 156
diff changeset
270 - pipeTo: piped
153
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parents: 152
diff changeset
271 - statement: ['command', 'with args, terminator', ';']
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parents: 152
diff changeset
272 - args: with args, terminator
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parents: 152
diff changeset
273 - command: command
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parents: 152
diff changeset
274 - terminator: ;
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parents: 152
diff changeset
275 - suffix: sufx
155
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parents: 154
diff changeset
276 - terminator: ;
152
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parents: 151
diff changeset
277 >>> print c.parser.parseString('output into > afile.txt').dump()
157
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parents: 156
diff changeset
278 ['output', 'into', '>', 'afile.txt']
153
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diff changeset
279 - args: into
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diff changeset
280 - command: output
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parents: 152
diff changeset
281 - output: >
155
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parents: 154
diff changeset
282 - outputTo: afile.txt
157
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parents: 156
diff changeset
283 - statement: ['output', 'into']
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parents: 156
diff changeset
284 - args: into
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parents: 156
diff changeset
285 - command: output
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diff changeset
286 >>> print c.parser.parseString('output into;sufx | pipethrume plz > afile.txt').dump()
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parents: 156
diff changeset
287 ['output', 'into', ';', 'sufx', '|', ' pipethrume plz', '>', 'afile.txt']
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parents: 156
diff changeset
288 - args: into
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parents: 156
diff changeset
289 - command: output
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parents: 156
diff changeset
290 - output: >
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parents: 156
diff changeset
291 - outputTo: afile.txt
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parents: 156
diff changeset
292 - pipeTo: pipethrume plz
153
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parents: 152
diff changeset
293 - statement: ['output', 'into', ';']
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parents: 152
diff changeset
294 - args: into
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parents: 152
diff changeset
295 - command: output
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parents: 152
diff changeset
296 - terminator: ;
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parents: 152
diff changeset
297 - suffix: sufx
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parents: 152
diff changeset
298 - terminator: ;
152
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parents: 151
diff changeset
299 >>> print c.parser.parseString('output to paste buffer >> ').dump()
157
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diff changeset
300 ['output', 'to paste buffer', '>>', '']
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parents: 156
diff changeset
301 - args: to paste buffer
153
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diff changeset
302 - command: output
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diff changeset
303 - output: >>
157
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diff changeset
304 - statement: ['output', 'to paste buffer']
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parents: 156
diff changeset
305 - args: to paste buffer
153
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parents: 152
diff changeset
306 - command: output
152
693d11072e8e hmm, complications with gt within statements
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parents: 151
diff changeset
307 >>> print c.parser.parseString('ignore the /* commented | > */ stuff;').dump()
153
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parents: 152
diff changeset
308 ['ignore', 'the /* commented | > */ stuff', ';', '']
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parents: 152
diff changeset
309 - args: the /* commented | > */ stuff
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parents: 152
diff changeset
310 - command: ignore
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parents: 152
diff changeset
311 - statement: ['ignore', 'the /* commented | > */ stuff', ';']
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parents: 152
diff changeset
312 - args: the /* commented | > */ stuff
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parents: 152
diff changeset
313 - command: ignore
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catherine@dellzilla
parents: 152
diff changeset
314 - terminator: ;
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parents: 152
diff changeset
315 - suffix:
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parents: 152
diff changeset
316 - terminator: ;
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parents: 152
diff changeset
317 >>> print c.parser.parseString('has > inside;').dump()
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parents: 152
diff changeset
318 ['has', '> inside', ';', '']
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parents: 152
diff changeset
319 - args: > inside
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parents: 152
diff changeset
320 - command: has
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parents: 152
diff changeset
321 - statement: ['has', '> inside', ';']
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parents: 152
diff changeset
322 - args: > inside
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parents: 152
diff changeset
323 - command: has
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parents: 152
diff changeset
324 - terminator: ;
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parents: 152
diff changeset
325 - suffix:
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parents: 152
diff changeset
326 - terminator: ;
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parents: 152
diff changeset
327 >>> print c.parser.parseString('multiline has > inside an unfinished command').dump()
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diff changeset
328 ['multiline', 'has > inside an unfinished command']
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diff changeset
329 - multilineCommand: multiline
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parents: 152
diff changeset
330 >>> print c.parser.parseString('multiline has > inside;').dump()
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diff changeset
331 ['multiline', 'has > inside', ';', '']
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parents: 152
diff changeset
332 - args: has > inside
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diff changeset
333 - multilineCommand: multiline
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parents: 152
diff changeset
334 - statement: ['multiline', 'has > inside', ';']
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parents: 152
diff changeset
335 - args: has > inside
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parents: 152
diff changeset
336 - multilineCommand: multiline
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parents: 152
diff changeset
337 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
338 - suffix:
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
339 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
340 >>> print c.parser.parseString('multiline command /* with comment in progress;').dump()
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
341 ['multiline', 'command /* with comment in progress;']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
342 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
343 >>> print c.parser.parseString('multiline command /* with comment complete */ is done;').dump()
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
344 ['multiline', 'command /* with comment complete */ is done', ';', '']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
345 - args: command /* with comment complete */ is done
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
346 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
347 - statement: ['multiline', 'command /* with comment complete */ is done', ';']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
348 - args: command /* with comment complete */ is done
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
349 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
350 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
351 - suffix:
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
352 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
353 '''
146
9ffb01d8876f streamlining parsing
catherine@dellzilla
parents: 145
diff changeset
354 outputParser = pyparsing.oneOf(['>>','>'])('output')
9ffb01d8876f streamlining parsing
catherine@dellzilla
parents: 145
diff changeset
355 terminatorParser = pyparsing.oneOf(self.terminators)('terminator')
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
356 stringEnd = pyparsing.stringEnd ^ '\nEOF'
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
357 multilineCommand = pyparsing.Or([pyparsing.Keyword(c, caseless=self.caseInsensitive) for c in self.multilineCommands])('multilineCommand')
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
358 oneLineCommand = pyparsing.Word(self.legalChars)('command')
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
359 afterElements = \
156
7e5a57df88aa kinks in assumeComplete
catherine@dellzilla
parents: 155
diff changeset
360 pyparsing.Optional('|' + pyparsing.SkipTo(outputParser ^ stringEnd)('pipeTo')) + \
155
8ba5127167f5 file output working again
catherine@dellzilla
parents: 154
diff changeset
361 pyparsing.Optional(outputParser + pyparsing.SkipTo(stringEnd).setParseAction(lambda x: x[0].strip())('outputTo'))
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
362 if self.caseInsensitive:
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
363 multilineCommand.setParseAction(lambda x: x[0].lower())
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
364 oneLineCommand.setParseAction(lambda x: x[0].lower())
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
365 self.parser = (
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
366 (((multilineCommand ^ oneLineCommand) + pyparsing.SkipTo(terminatorParser).setParseAction(lambda x: x[0].strip())('args') + terminatorParser)('statement') +
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
367 pyparsing.SkipTo(outputParser ^ '|' ^ stringEnd)('suffix') + afterElements)
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
368 ^
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
369 multilineCommand + pyparsing.SkipTo(pyparsing.stringEnd)
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
370 ^
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
371 ((oneLineCommand + pyparsing.SkipTo(terminatorParser ^ stringEnd ^ '|' ^ outputParser).setParseAction(lambda x:x[0].strip())('args'))('statement') +
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
372 pyparsing.Optional(terminatorParser) + afterElements)
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
373 )
148
01ad9cd681a7 all but ignore seems to work
catherine@dellzilla
parents: 147
diff changeset
374 self.commentGrammars.ignore(pyparsing.sglQuotedString).ignore(pyparsing.dblQuotedString).setParseAction(lambda x: '')
01ad9cd681a7 all but ignore seems to work
catherine@dellzilla
parents: 147
diff changeset
375 self.commentInProgress.ignore(pyparsing.sglQuotedString).ignore(pyparsing.dblQuotedString).ignore(pyparsing.cStyleComment)
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
376 self.parser.ignore(pyparsing.sglQuotedString).ignore(pyparsing.dblQuotedString).ignore(self.commentGrammars).ignore(self.commentInProgress)
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
377
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
378 inputMark = pyparsing.Literal('<')
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
379 inputMark.setParseAction(lambda x: '')
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
380 inputFrom = pyparsing.Word(self.legalChars)('inputFrom')
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
381 inputFrom.setParseAction(lambda x: (x and open(x[0]).read()) or getPasteBuffer())
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
382 self.inputParser = inputMark + pyparsing.Optional(inputFrom)
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
383 self.inputParser.ignore(pyparsing.sglQuotedString).ignore(pyparsing.dblQuotedString).ignore(self.commentGrammars).ignore(self.commentInProgress)
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
384
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
385 def parsed(self, raw, useTerminatorFrom=None):
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
386 s = self.inputParser.transformString(raw)
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
387 for (shortcut, expansion) in self.shortcuts.items():
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
388 if s.startswith(shortcut):
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
389 s = s.replace(shortcut, expansion + ' ', 1)
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
390 break
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
391 result = self.parser.parseString(s)
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
392 result['command'] = result.multilineCommand or result.command
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
393 #result['statement'] = ' '.join(result.statement)
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
394 result['raw'] = raw
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
395 #result['clean'] = self.commentGrammars.transformString(result.statement)
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
396 result['clean'] = self.commentGrammars.transformString(result.args)
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
397 result['expanded'] = s
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
398 if useTerminatorFrom:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
399 result['terminator'] = useTerminatorFrom.parsed.terminator
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
400 result['suffix'] = useTerminatorFrom.parsed.suffix
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
401 p = ParsedString(result.args)
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
402 p.parsed = result
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
403 return p
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
404
44
b66372883bb4 marked to v 0.3.3
catherine@cordelia
parents: 43
diff changeset
405 def onecmd(self, line, assumeComplete=False):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
406 """Interpret the argument as though it had been typed in response
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
407 to the prompt.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
408
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
409 This may be overridden, but should not normally need to be;
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
410 see the precmd() and postcmd() methods for useful execution hooks.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
411 The return value is a flag indicating whether interpretation of
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
412 commands by the interpreter should stop.
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
413
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
414 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
415
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
416 """
83
2176ce847939 merged copy to both clipboards in
catherine@Elli.myhome.westell.com
parents: 82
diff changeset
417 line = line.strip()
2176ce847939 merged copy to both clipboards in
catherine@Elli.myhome.westell.com
parents: 82
diff changeset
418 if not line:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
419 return self.emptyline()
135
7c0a89fccf2b broken; midway through comments
catherine@Elli.myhome.westell.com
parents: 134
diff changeset
420 if not pyparsing.Or(self.commentGrammars).setParseAction(lambda x: '').transformString(line):
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
421 return 0
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
422 try:
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
423 statement = self.parsed(line)
156
7e5a57df88aa kinks in assumeComplete
catherine@dellzilla
parents: 155
diff changeset
424 if assumeComplete:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
425 if statement.parsed.multilineCommand and not statement.parsed.terminator:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
426 statement.parsed.terminator = self.terminators[0]
156
7e5a57df88aa kinks in assumeComplete
catherine@dellzilla
parents: 155
diff changeset
427 else:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
428 while statement.parsed.multilineCommand and not statement.parsed.terminator:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
429 statement = self.parsed('%s\n%s' % (statement.parsed.raw,
156
7e5a57df88aa kinks in assumeComplete
catherine@dellzilla
parents: 155
diff changeset
430 self.pseudo_raw_input(self.continuationPrompt)))
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
431 except Exception, e:
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
432 print e
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
433 return 0
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
434
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
435 statekeeper = None
25
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
436 stop = 0
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
437
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
438 if statement.parsed.pipeTo:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
439 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
440 statekeeper = Statekeeper(self, ('stdout',))
47
927bc07467de fixed misfind of editor
catherine@cordelia
parents: 46
diff changeset
441 self.stdout = redirect.stdin
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
442 elif statement.parsed.output:
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
443 statekeeper = Statekeeper(self, ('stdout',))
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
444 if statement.parsed.outputTo:
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
445 mode = 'w'
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
446 if statement.parsed.output == '>>':
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
447 mode = 'a'
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
448 try:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
449 self.stdout = open(statement.parsed.outputTo, mode)
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
450 except OSError, e:
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
451 print e
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
452 return 0
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
453 else:
51
26e33f64f68e trying new unified pipe and redirect
catherine@localhost
parents: 50
diff changeset
454 statekeeper = Statekeeper(self, ('stdout',))
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
455 self.stdout = tempfile.TemporaryFile()
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
456 if statement.parsed.output == '>>':
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
457 self.stdout.write(getPasteBuffer())
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
458 try:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
459 # "heart" of the command, replace's cmd's onecmd()
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
460 self.lastcmd = statement.parsed.expanded
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
461 try:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
462 func = getattr(self, 'do_' + statement.parsed.command)
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
463 except AttributeError:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
464 return self.default(statement)
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
465 stop = func(statement)
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
466 except Exception, e:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
467 print e
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
468 try:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
469 if statement.parsed.command not in self.excludeFromHistory:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
470 self.history.append(statement.parsed.raw)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
471 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
472 if statekeeper:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
473 if statement.parsed.output and not statement.parsed.outputTo:
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
474 self.stdout.seek(0)
134
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
475 try:
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
476 writeToPasteBuffer(self.stdout.read())
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
477 except Exception, e:
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
478 print str(e)
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
479 elif statement.parsed.pipeTo:
52
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
480 for result in redirect.communicate():
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
481 statekeeper.stdout.write(result or '')
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
482 self.stdout.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
483 statekeeper.restore()
52
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
484
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
485 return stop
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
486
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
487 def pseudo_raw_input(self, prompt):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
488 """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
489
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
490 if self.use_rawinput:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
491 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
492 line = raw_input(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
493 except EOFError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
494 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
495 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
496 self.stdout.write(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
497 self.stdout.flush()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
498 line = self.stdin.readline()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
499 if not len(line):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
500 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
501 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
502 if line[-1] == '\n': # this was always true in Cmd
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
503 line = line[:-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
504 return line
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
505
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
506 def cmdloop(self, intro=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
507 """Repeatedly issue a prompt, accept input, parse an initial prefix
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
508 off the received input, and dispatch to action methods, passing them
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
509 the remainder of the line as argument.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
510 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
511
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
512 # 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
513 # has been split out so that it can be called separately
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 self.preloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
516 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
517 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
518 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
519 self.old_completer = readline.get_completer()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
520 readline.set_completer(self.complete)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
521 readline.parse_and_bind(self.completekey+": complete")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
522 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
523 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
524 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
525 if intro is not None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
526 self.intro = intro
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
527 if self.intro:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
528 self.stdout.write(str(self.intro)+"\n")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
529 stop = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
530 while not stop:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
531 if self.cmdqueue:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
532 line = self.cmdqueue.pop(0)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
533 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
534 line = self.pseudo_raw_input(self.prompt)
103
e4daf715fc31 echo on
catherine@dellzilla
parents: 100
diff changeset
535 if (self.echo) and (isinstance(self.stdin, file)):
e4daf715fc31 echo on
catherine@dellzilla
parents: 100
diff changeset
536 self.stdout.write(line + '\n')
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
537 line = self.precmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
538 stop = self.onecmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
539 stop = self.postcmd(stop, line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
540 self.postloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
541 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
542 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
543 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
544 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
545 readline.set_completer(self.old_completer)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
546 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
547 pass
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
548 return stop
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
549
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
550 def do_EOF(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
551 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
552 do_eof = do_EOF
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
553
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
554 def showParam(self, param):
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
555 param = param.strip().lower()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
556 if param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
557 val = getattr(self, param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
558 self.stdout.write('%s: %s\n' % (param, str(getattr(self, param))))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
559
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
560 def do_quit(self, arg):
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
561 return self._STOP_AND_EXIT
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
562 do_exit = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
563 do_q = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
564
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
565 def do_show(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
566 'Shows value of a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
567 if arg.strip():
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
568 self.showParam(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
569 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
570 for param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
571 self.showParam(param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
572
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
573 def do_set(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
574 'Sets a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
575 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
576 paramName, val = arg.split(None, 1)
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
577 paramName = paramName.strip().lower()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
578 if paramName not in self.settable:
106
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
579 raise NotSettableError
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
580 currentVal = getattr(self, paramName)
106
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
581 if (val[0] == val[-1]) and val[0] in ("'", '"'):
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
582 val = val[1:-1]
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
583 else:
156
7e5a57df88aa kinks in assumeComplete
catherine@dellzilla
parents: 155
diff changeset
584 val = cast(currentVal, self.parsed(val).statement)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
585 setattr(self, paramName, val)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
586 self.stdout.write('%s - was: %s\nnow: %s\n' % (paramName, currentVal, val))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
587 except (ValueError, AttributeError, NotSettableError), e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
588 self.do_show(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
589
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
590 def do_shell(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
591 'execute a command as if at the OS prompt.'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
592 os.system(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
593
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
594 def do_history(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
595 """history [arg]: lists past commands issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
596
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
597 no arg -> list all
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
598 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
599 arg is string -> string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
600 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
601 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
602 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
603 history = self.history.get(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
604 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
605 history = self.history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
606 for hi in history:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
607 self.stdout.write(hi.pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
608 def last_matching(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
609 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
610 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
611 return self.history.get(arg)[-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
612 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
613 return self.history[-1]
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
614 except IndexError:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
615 return None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
616 def do_list(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
617 """list [arg]: lists last command issued
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 no arg -> list absolute last
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
620 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
621 - arg, arg - (integer) -> list up to or after #arg
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
622 arg is string -> list last command matching string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
623 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
624 """
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 self.stdout.write(self.last_matching(arg).pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
627 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
628 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
629 do_hi = do_history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
630 do_l = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
631 do_li = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
632
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
633 def do_ed(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
634 """ed: edit most recent command in text editor
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
635 ed [N]: edit numbered command from history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
636 ed [filename]: edit specified file name
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
637
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
638 commands are run after editor is closed.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
639 "set edit (program-name)" or set EDITOR environment variable
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
640 to control which editing program is used."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
641 if not self.editor:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
642 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
643 return
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
644 filename = self.defaultFileName
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
645 if arg:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
646 try:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
647 buffer = self.last_matching(int(arg))
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
648 except ValueError:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
649 filename = arg
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
650 buffer = ''
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
651 else:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
652 buffer = self.history[-1]
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
653
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
654 if buffer:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
655 f = open(filename, 'w')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
656 f.write(buffer or '')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
657 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
658
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
659 os.system('%s %s' % (self.editor, filename))
48
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
660 self.do__load(filename)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
661 do_edit = do_ed
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
662
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
663 saveparser = (pyparsing.Optional(pyparsing.Word(pyparsing.nums)^'*')("idx") +
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
664 pyparsing.Optional(pyparsing.Word(legalChars + '/\\'))("fname") +
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
665 pyparsing.stringEnd)
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
666 def do_save(self, arg):
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
667 """`save [N] [filename.ext]`
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
668 Saves command from history to file.
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
669 N => Number of command (from history), or `*`;
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
670 most recent command if omitted"""
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
671
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
672 try:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
673 args = self.saveparser.parseString(arg)
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
674 except pyparsing.ParseException:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
675 print self.do_save.__doc__
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
676 return
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
677 fname = args.fname or self.defaultFileName
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
678 if args.idx == '*':
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
679 saveme = '\n\n'.join(self.history[:])
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
680 elif args.idx:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
681 saveme = self.history[int(args.idx)-1]
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
682 else:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
683 saveme = self.history[-1]
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
684 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
685 f = open(fname, 'w')
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
686 f.write(saveme)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
687 f.close()
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
688 print 'Saved to %s' % (fname)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
689 except Exception, e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
690 print 'Error saving %s: %s' % (fname, str(e))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
691
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
692 def do_load(self, fname=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
693 """Runs command(s) from a file."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
694 if fname is None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
695 fname = self.defaultFileName
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
696 keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt','continuationPrompt'))
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
697 if isinstance(fname, file):
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
698 self.stdin = fname
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
699 else:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
700 try:
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
701 self.stdin = open(fname, 'r')
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
702 except IOError, e:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
703 try:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
704 self.stdin = open('%s.%s' % (fname, self.defaultExtension), 'r')
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
705 except IOError:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
706 print 'Problem opening file %s: \n%s' % (fname, e)
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
707 keepstate.restore()
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
708 return
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
709 self.use_rawinput = False
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
710 self.prompt = self.continuationPrompt = ''
42
b3200c6e5763 inserting exception for quit...
catherine@cordelia
parents: 41
diff changeset
711 stop = self.cmdloop()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
712 self.stdin.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
713 keepstate.restore()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
714 self.lastcmd = ''
48
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
715 return (stop == self._STOP_AND_EXIT) and self._STOP_AND_EXIT
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
716 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
717
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
718 def do_run(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
719 """run [arg]: re-runs an earlier command
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 no arg -> run most recent command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
722 arg is integer -> run one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
723 arg is string -> run most recent command by string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
724 arg is /enclosed in forward-slashes/ -> run most recent by regex
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
725 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
726 'run [N]: runs the SQL that was run N commands ago'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
727 runme = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
728 print runme
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
729 if runme:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
730 runme = self.precmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
731 stop = self.onecmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
732 stop = self.postcmd(stop, runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
733 do_r = do_run
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
734
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
735 def fileimport(self, statement, source):
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 f = open(source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
738 except IOError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
739 self.stdout.write("Couldn't read from file %s\n" % source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
740 return ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
741 data = f.read()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
742 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
743 return data
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
744
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
745 class HistoryItem(str):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
746 def __init__(self, instr):
121
fe432d010ecc going to attempt 2.4 and 2.6 compatibility
catherine@dellzilla
parents: 119
diff changeset
747 str.__init__(self)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
748 self.lowercase = self.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
749 self.idx = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
750 def pr(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
751 return '-------------------------[%d]\n%s\n' % (self.idx, str(self))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
752
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
753 class History(list):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
754 rangeFrom = re.compile(r'^([\d])+\s*\-$')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
755 def append(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
756 new = HistoryItem(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
757 list.append(self, new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
758 new.idx = len(self)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
759 def extend(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
760 for n in new:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
761 self.append(n)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
762 def get(self, getme):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
763 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
764 getme = int(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
765 if getme < 0:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
766 return self[:(-1 * getme)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
767 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
768 return [self[getme-1]]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
769 except IndexError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
770 return []
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
771 except (ValueError, TypeError):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
772 getme = getme.strip()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
773 mtch = self.rangeFrom.search(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
774 if mtch:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
775 return self[(int(mtch.group(1))-1):]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
776 if getme.startswith(r'/') and getme.endswith(r'/'):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
777 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
778 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
779 return finder.search(hi)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
780 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
781 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
782 return (getme.lower() in hi.lowercase)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
783 return [itm for itm in self if isin(itm)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
784
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
785 class NotSettableError(Exception):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
786 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
787
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
788 def cast(current, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
789 """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
790 typ = type(current)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
791 if typ == bool:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
792 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
793 return bool(int(new))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
794 except ValueError, TypeError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
795 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
796 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
797 new = new.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
798 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
799 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
800 if (new=='on') or (new[0] in ('y','t')):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
801 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
802 if (new=='off') or (new[0] in ('n','f')):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
803 return False
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
804 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
805 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
806 return typ(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
807 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
808 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
809 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
810 return current
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
811
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
812 class Statekeeper(object):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
813 def __init__(self, obj, attribs):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
814 self.obj = obj
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
815 self.attribs = attribs
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
816 self.save()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
817 def save(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
818 for attrib in self.attribs:
febfdc79550b moved repository to Assembla
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parents:
diff changeset
819 setattr(self, attrib, getattr(self.obj, attrib))
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parents:
diff changeset
820 def restore(self):
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parents:
diff changeset
821 for attrib in self.attribs:
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diff changeset
822 setattr(self.obj, attrib, getattr(self, attrib))
79
f583663c610f switch to pyparsing worked
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823
104
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824 class Borg(object):
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825 '''All instances of any Borg subclass will share state.
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826 from Python Cookbook, 2nd Ed., recipe 6.16'''
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827 _shared_state = {}
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828 def __new__(cls, *a, **k):
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829 obj = object.__new__(cls, *a, **k)
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830 obj.__dict__ = cls._shared_state
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831 return obj
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832
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833 class OutputTrap(Borg):
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834 '''Instantiate an OutputTrap to divert/capture ALL stdout output. For use in unit testing.
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835 Call `tearDown()` to return to normal output.'''
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836 def __init__(self):
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837 self.old_stdout = sys.stdout
104
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838 self.trap = tempfile.TemporaryFile()
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839 sys.stdout = self.trap
105
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840 def read(self):
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841 self.trap.seek(0)
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842 result = self.trap.read()
105
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843 self.trap.truncate(0)
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844 return result.strip('\x00')
104
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845 def tearDown(self):
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846 sys.stdout = self.old_stdout
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847
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848 class TranscriptReader(object):
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849 def __init__(self, cmdapp, filename='test_cmd2.txt'):
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850 self.cmdapp = cmdapp
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851 try:
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852 tfile = open(filename)
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853 self.transcript = tfile.read()
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854 tfile.close()
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855 except IOError:
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856 self.transcript = ''
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857 self.bookmark = 0
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858 def refreshCommandFinder(self):
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859 prompt = pyparsing.Suppress(pyparsing.lineStart + self.cmdapp.prompt)
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860 continuationPrompt = pyparsing.Suppress(pyparsing.lineStart + self.cmdapp.continuationPrompt)
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861 self.cmdtxtPattern = (prompt + pyparsing.restOfLine + pyparsing.ZeroOrMore(
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fe47c5b269cc altering README to match exampleSession.txt
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862 pyparsing.lineEnd + continuationPrompt + pyparsing.restOfLine))("command")
104
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863 def inputGenerator(self):
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864 while True:
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865 self.refreshCommandFinder()
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866 (thiscmd, startpos, endpos) = self.cmdtxtPattern.scanString(self.transcript[self.bookmark:], maxMatches=1).next()
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867 lineNum = self.transcript.count('\n', 0, self.bookmark+startpos) + 2
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868 self.bookmark += endpos
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869 yield (''.join(thiscmd.command), lineNum)
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870 def nextExpected(self):
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871 self.refreshCommandFinder()
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872 try:
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873 (thiscmd, startpos, endpos) = self.cmdtxtPattern.scanString(self.transcript[self.bookmark:], maxMatches=1).next()
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874 result = self.transcript[self.bookmark:self.bookmark+startpos]
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875 self.bookmark += startpos
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876 return result
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877 except StopIteration:
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878 return self.transcript[self.bookmark:]
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879
104
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880 class Cmd2TestCase(unittest.TestCase):
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881 '''Subclass this, setting CmdApp and transcriptFileName, to make a unittest.TestCase class
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78c4db4c2045 all done but the proper packaging
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882 that will execute the commands in transcriptFileName and expect the results shown.
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883 See example.py'''
104
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884 # problem: this (raw) case gets called by unittest.main - we don't want it to be. hmm
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885 CmdApp = None
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886 transcriptFileName = ''
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887 def setUp(self):
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888 if self.CmdApp:
105
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889 self.outputTrap = OutputTrap()
104
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890 self.cmdapp = self.CmdApp()
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891 self.transcriptReader = TranscriptReader(self.cmdapp, self.transcriptFileName)
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892 def testall(self):
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893 if self.CmdApp:
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894 for (cmdInput, lineNum) in self.transcriptReader.inputGenerator():
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895 self.cmdapp.onecmd(cmdInput, assumeComplete=True)
105
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diff changeset
896 result = self.outputTrap.read()
104
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diff changeset
897 expected = self.transcriptReader.nextExpected()
107
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diff changeset
898 self.assertEqual(self.stripByLine(result), self.stripByLine(expected),
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diff changeset
899 '\nFile %s, line %d\nCommand was:\n%s\nExpected:\n%s\nGot:\n%s\n' %
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diff changeset
900 (self.transcriptFileName, lineNum, cmdInput, expected, result))
107
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diff changeset
901 def stripByLine(self, s):
117
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diff changeset
902 bareprompt = self.cmdapp.continuationPrompt.strip()
122
e62aa2f58b7b now works Python 2.4 to Python 2.6
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diff changeset
903 lines = []
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diff changeset
904 for line in s.splitlines():
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diff changeset
905 line = line.rstrip()
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906 if line.startswith(bareprompt):
e62aa2f58b7b now works Python 2.4 to Python 2.6
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diff changeset
907 line = line.replace(bareprompt, '', 1)
126
197a312f2656 push to get to v 126
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diff changeset
908 lines.append(line)
117
33cd0e1bebb8 stripping continuation prompts during testing
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diff changeset
909 return '\n'.join(lines).strip()
104
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diff changeset
910 def tearDown(self):
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diff changeset
911 if self.CmdApp:
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diff changeset
912 self.outputTrap.tearDown()
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diff changeset
913
79
f583663c610f switch to pyparsing worked
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diff changeset
914 if __name__ == '__main__':
157
10e917acf787 wow, parsing is broken
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diff changeset
915 #doctest.testmod(optionflags = doctest.NORMALIZE_WHITESPACE)
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diff changeset
916 c = Cmd()