Mercurial > python-cmd2
annotate cmd2/cmd2.py @ 110:234fb764becd
moved README
author | catherine@dellzilla |
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date | Fri, 24 Oct 2008 16:55:49 -0400 |
parents | 78c4db4c2045 |
children | e3b8eaadea56 |
rev | line source |
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1 """Variant on standard library's cmd with extra features. |
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2 |
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3 To use, simply import cmd2.Cmd instead of cmd.Cmd; use precisely as though you |
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4 were using the standard library's cmd, while enjoying the extra features. |
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5 |
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6 Searchable command history (commands: "hi", "li", "run") |
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7 Load commands from file, save to file, edit commands in file |
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8 Multi-line commands |
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9 Case-insensitive commands |
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10 Special-character shortcut commands (beyond cmd's "@" and "!") |
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11 Settable environment parameters |
13 | 12 Parsing commands with `optparse` options (flags) |
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13 Redirection to file with >, >>; input from file with < |
13 | 14 |
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15 Note that redirection with > and | will only work if `self.stdout.write()` |
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16 is used in place of `print`. The standard library's `cmd` module is |
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17 written to use `self.stdout.write()`, |
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18 |
14 | 19 - Catherine Devlin, Jan 03 2008 - catherinedevlin.blogspot.com |
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20 |
14 | 21 CHANGES: |
22 As of 0.3.0, options should be specified as `optparse` options. See README.txt. | |
23 flagReader.py options are still supported for backward compatibility | |
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24 """ |
104 | 25 import cmd, re, os, sys, optparse, subprocess, tempfile, pyparsing, doctest, unittest |
10 | 26 from optparse import make_option |
109 | 27 __version__ = '0.4' |
10 | 28 |
11 | 29 class OptionParser(optparse.OptionParser): |
30 def exit(self, status=0, msg=None): | |
38 | 31 self.values._exit = True |
11 | 32 if msg: |
15 | 33 print msg |
11 | 34 |
35 def error(self, msg): | |
36 """error(msg : string) | |
37 | |
38 Print a usage message incorporating 'msg' to stderr and exit. | |
39 If you override this in a subclass, it should not return -- it | |
40 should either exit or raise an exception. | |
41 """ | |
15 | 42 raise |
11 | 43 |
10 | 44 def options(option_list): |
45 def option_setup(func): | |
11 | 46 optionParser = OptionParser() |
10 | 47 for opt in option_list: |
48 optionParser.add_option(opt) | |
12 | 49 optionParser.set_usage("%s [options] arg" % func.__name__.strip('do_')) |
10 | 50 def newFunc(instance, arg): |
51 try: | |
20 | 52 opts, arg = optionParser.parse_args(arg.split()) |
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53 arg = ' '.join(arg) |
20 | 54 except (optparse.OptionValueError, optparse.BadOptionError, |
55 optparse.OptionError, optparse.AmbiguousOptionError, | |
56 optparse.OptionConflictError), e: | |
10 | 57 print e |
58 optionParser.print_help() | |
38 | 59 return |
60 if hasattr(opts, '_exit'): | |
61 return None | |
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62 result = func(instance, arg, opts) |
10 | 63 return result |
64 newFunc.__doc__ = '%s\n%s' % (func.__doc__, optionParser.format_help()) | |
65 return newFunc | |
66 return option_setup | |
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67 |
27 | 68 class PasteBufferError(EnvironmentError): |
69 if sys.platform[:3] == 'win': | |
70 errmsg = """Redirecting to or from paste buffer requires pywin32 | |
71 to be installed on operating system. | |
72 Download from http://sourceforge.net/projects/pywin32/""" | |
73 else: | |
74 errmsg = """Redirecting to or from paste buffer requires xclip | |
75 to be installed on operating system. | |
76 On Debian/Ubuntu, 'sudo apt-get install xclip' will install it.""" | |
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77 def __init__(self): |
27 | 78 Exception.__init__(self, self.errmsg) |
79 | |
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80 '''check here if functions exist; otherwise, stub out''' |
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81 pastebufferr = """Redirecting to or from paste buffer requires %s |
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82 to be installed on operating system. |
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83 %s""" |
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84 if subprocess.mswindows: |
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85 try: |
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86 import win32clipboard |
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87 def getPasteBuffer(): |
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88 win32clipboard.OpenClipboard(0) |
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89 try: |
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90 result = win32clipboard.GetClipboardData() |
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91 except TypeError: |
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92 result = '' #non-text |
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93 win32clipboard.CloseClipboard() |
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94 return result |
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95 def writeToPasteBuffer(txt): |
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96 win32clipboard.OpenClipboard(0) |
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97 win32clipboard.EmptyClipboard() |
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98 win32clipboard.SetClipboardText(txt) |
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99 win32clipboard.CloseClipboard() |
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100 except ImportError: |
106 | 101 def getPasteBuffer(*args): |
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102 raise OSError, pastebufferr % ('pywin32', 'Download from http://sourceforge.net/projects/pywin32/') |
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103 setPasteBuffer = getPasteBuffer |
27 | 104 else: |
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105 can_clip = False |
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106 try: |
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107 subprocess.check_call('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE) |
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108 can_clip = True |
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109 except AttributeError: # check_call not defined, Python < 2.5 |
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110 teststring = 'Testing for presence of xclip.' |
31 | 111 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE) |
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112 xclipproc.stdin.write(teststring) |
31 | 113 xclipproc.stdin.close() |
114 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE) | |
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115 if xclipproc.stdout.read() == teststring: |
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116 can_clip = True |
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117 except (subprocess.CalledProcessError, OSError, IOError): |
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118 pass |
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119 if can_clip: |
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120 def getPasteBuffer(): |
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121 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE) |
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122 return xclipproc.stdout.read() |
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123 def writeToPasteBuffer(txt): |
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124 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE) |
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125 xclipproc.stdin.write(txt) |
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126 xclipproc.stdin.close() |
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127 # but we want it in both the "primary" and "mouse" clipboards |
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128 xclipproc = subprocess.Popen('xclip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE) |
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129 xclipproc.stdin.write(txt) |
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130 xclipproc.stdin.close() |
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131 else: |
106 | 132 def getPasteBuffer(*args): |
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133 raise OSError, pastebufferr % ('xclip', 'On Debian/Ubuntu, install with "sudo apt-get install xclip"') |
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134 setPasteBuffer = getPasteBuffer |
106 | 135 writeToPasteBuffer = getPasteBuffer |
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136 |
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137 pyparsing.ParserElement.setDefaultWhitespaceChars(' \t') |
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138 def parseSearchResults(pattern, s): |
81 | 139 generator = pattern.scanString(s) |
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140 try: |
81 | 141 result, start, stop = generator.next() |
142 result['before'], result['after'] = s[:start], s[stop:] | |
82 | 143 result['upToIncluding'] = s[:stop] |
81 | 144 except StopIteration: |
145 result = pyparsing.ParseResults('') | |
146 result['before'] = s | |
147 return result | |
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148 |
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149 class Cmd(cmd.Cmd): |
103 | 150 echo = False |
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151 caseInsensitive = True |
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152 multilineCommands = [] |
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153 continuationPrompt = '> ' |
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154 shortcuts = {'?': 'help', '!': 'shell', '@': 'load'} |
106 | 155 excludeFromHistory = '''run r list l history hi ed edit li eof'''.split() |
156 noSpecialParse = 'set ed edit exit'.split() | |
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157 defaultExtension = 'txt' |
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158 defaultFileName = 'command.txt' |
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159 editor = os.environ.get('EDITOR') |
42 | 160 _STOP_AND_EXIT = 2 |
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161 if not editor: |
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162 if sys.platform[:3] == 'win': |
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163 editor = 'notepad' |
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164 else: |
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165 for editor in ['gedit', 'kate', 'vim', 'emacs', 'nano', 'pico']: |
47 | 166 if not os.system('which %s' % (editor)): |
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167 break |
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168 |
103 | 169 settable = ['prompt', 'continuationPrompt', 'defaultFileName', 'editor', 'caseInsensitive', 'echo'] |
23 | 170 _TO_PASTE_BUFFER = 1 |
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171 def do_cmdenvironment(self, args): |
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172 self.stdout.write(""" |
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173 Commands are %(casesensitive)scase-sensitive. |
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174 Commands may be terminated with: %(terminators)s |
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175 Settable parameters: %(settable)s |
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176 """ % |
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177 { 'casesensitive': ('not ' and self.caseInsensitive) or '', |
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178 'terminators': self.terminatorPattern, |
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179 'settable': ' '.join(self.settable) |
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180 }) |
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181 |
10 | 182 def do_help(self, arg): |
183 cmd.Cmd.do_help(self, arg) | |
184 try: | |
185 fn = getattr(self, 'do_' + arg) | |
186 if fn and fn.optionParser: | |
187 fn.optionParser.print_help(file=self.stdout) | |
188 except AttributeError: | |
189 pass | |
190 | |
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191 def __init__(self, *args, **kwargs): |
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192 cmd.Cmd.__init__(self, *args, **kwargs) |
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193 self.history = History() |
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194 |
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195 def do_shortcuts(self, args): |
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196 """Lists single-key shortcuts available.""" |
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197 result = "\n".join('%s: %s' % (sc[0], sc[1]) for sc in self.shortcuts.items()) |
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198 self.stdout.write("Single-key shortcuts for other commands:\n%s\n" % (result)) |
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199 |
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200 terminatorPattern = ((pyparsing.Literal(';') ^ pyparsing.Literal('\n\n')) |
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201 ^ (pyparsing.Literal('\nEOF') + pyparsing.lineEnd))('terminator') |
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202 argSeparatorPattern = pyparsing.Word(pyparsing.printables)('command') \ |
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203 + pyparsing.SkipTo(pyparsing.StringEnd())('args') |
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204 filenamePattern = pyparsing.Word(pyparsing.alphanums + '#$-_~{},.!:\\/') |
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205 integerPattern = pyparsing.Word(pyparsing.nums).setParseAction( lambda s,l,t: [ int(t[0]) ] ) |
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206 pipePattern = pyparsing.Literal('|')('pipe') + pyparsing.restOfLine('pipeTo') |
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207 redirectOutPattern = (pyparsing.Literal('>>') ^ '>')('output') \ |
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208 + pyparsing.Optional(filenamePattern)('outputTo') |
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209 redirectInPattern = pyparsing.Literal('<')('input') \ |
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210 + pyparsing.Optional(filenamePattern)('inputFrom') |
81 | 211 punctuationPattern = pipePattern ^ redirectInPattern ^ redirectOutPattern |
212 for p in (terminatorPattern, pipePattern, redirectInPattern, redirectOutPattern, punctuationPattern): | |
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213 p.ignore(pyparsing.sglQuotedString) |
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214 p.ignore(pyparsing.dblQuotedString) |
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215 |
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216 def parsed(self, s): |
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217 ''' |
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218 >>> c = Cmd() |
82 | 219 >>> r = c.parsed('quotes "are > ignored" < inp.txt') |
220 >>> r.statement, r.input, r.inputFrom, r.output, r.outputFrom | |
221 ('quotes "are > ignored" ', '<', 'inp.txt', '', '') | |
222 >>> r = c.parsed('very complex; < from.txt >> to.txt etc.') | |
223 >>> r.statement, r.terminator, r.input, r.inputFrom, r.output, r.outputTo | |
224 ('very complex;', ';', '<', 'from.txt', '>>', 'to.txt') | |
225 >>> c.parsed('nothing to parse').statement | |
226 'nothing to parse' | |
227 >>> r = c.parsed('ignore > within a terminated statement; > out.txt') | |
228 >>> r.statement, r.terminator, r.input, r.inputFrom, r.output, r.outputTo | |
229 ('ignore > within a terminated statement;', ';', '', '', '>', 'out.txt') | |
230 >>> r = c.parsed('send it to | sort | wc') | |
231 >>> r.statement, r.pipe, r.pipeTo | |
232 ('send it to ', '|', ' sort | wc') | |
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233 >>> r = c.parsed('got from < thisfile.txt plus blah blah') |
82 | 234 >>> r.statement, r.input, r.inputFrom |
235 ('got from ', '<', 'thisfile.txt') | |
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236 ''' |
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237 if isinstance(s, pyparsing.ParseResults): |
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238 return s |
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239 result = (pyparsing.SkipTo(pyparsing.StringEnd()))('fullStatement').parseString(s) |
106 | 240 command = s.split()[0] |
241 if self.caseInsensitive: | |
242 command = command.lower() | |
243 '''if command in self.noSpecialParse: | |
244 result['statement'] = result['upToIncluding'] = result['unterminated'] = result.fullStatement | |
245 result['command'] = command | |
246 result['args'] = ' '.join(result.fullStatement.split()[1:]) | |
247 return result''' | |
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248 if s[0] in self.shortcuts: |
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249 s = self.shortcuts[s[0]] + ' ' + s[1:] |
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250 result['statement'] = s |
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251 result['parseable'] = s |
82 | 252 result += parseSearchResults(self.terminatorPattern, s) |
81 | 253 if result.terminator: |
82 | 254 result['statement'] = result.upToIncluding |
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255 result['unterminated'] = result.before |
82 | 256 result['parseable'] = result.after |
81 | 257 else: |
82 | 258 result += parseSearchResults(self.punctuationPattern, s) |
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259 result['statement'] = result['unterminated'] = result.before |
81 | 260 result += parseSearchResults(self.pipePattern, result.parseable) |
261 result += parseSearchResults(self.redirectInPattern, result.parseable) | |
262 result += parseSearchResults(self.redirectOutPattern, result.parseable) | |
263 result += parseSearchResults(self.argSeparatorPattern, result.statement) | |
264 if self.caseInsensitive: | |
106 | 265 result['command'] = result.command.lower() |
81 | 266 result['statement'] = '%s %s' % (result.command, result.args) |
267 return result | |
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268 |
3 | 269 def extractCommand(self, statement): |
270 try: | |
271 (command, args) = statement.split(None,1) | |
272 except ValueError: | |
273 (command, args) = statement, '' | |
274 if self.caseInsensitive: | |
275 command = command.lower() | |
276 return command, args | |
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277 |
44 | 278 def onecmd(self, line, assumeComplete=False): |
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279 """Interpret the argument as though it had been typed in response |
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280 to the prompt. |
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281 |
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282 This may be overridden, but should not normally need to be; |
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283 see the precmd() and postcmd() methods for useful execution hooks. |
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284 The return value is a flag indicating whether interpretation of |
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285 commands by the interpreter should stop. |
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286 |
3 | 287 """ |
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288 line = line.strip() |
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289 if not line: |
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290 return |
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291 statement = self.parsed(line) |
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292 while (statement.command in self.multilineCommands) and not \ |
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293 (statement.terminator or assumeComplete): |
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294 statement = self.parsed('%s\n%s' % (statement.fullStatement, |
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295 self.pseudo_raw_input(self.continuationPrompt))) |
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296 |
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297 statekeeper = None |
25 | 298 stop = 0 |
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299 if statement.input: |
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300 if statement.inputFrom: |
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301 try: |
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302 newinput = open(statement.inputFrom, 'r').read() |
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303 except OSError, e: |
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304 print e |
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305 return 0 |
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306 else: |
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307 newinput = getPasteBuffer() |
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308 start, end = self.redirectInPattern.scanString(statement.fullStatement).next()[1:] |
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309 return self.onecmd('%s%s%s' % (statement.fullStatement[:start], |
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310 newinput, statement.fullStatement[end:])) |
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311 if statement.pipe and statement.pipeTo: |
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312 redirect = subprocess.Popen(statement.pipeTo, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE) |
51 | 313 statekeeper = Statekeeper(self, ('stdout',)) |
47 | 314 self.stdout = redirect.stdin |
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315 elif statement.output: |
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316 statekeeper = Statekeeper(self, ('stdout',)) |
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317 if statement.outputTo: |
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318 mode = 'w' |
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319 if statement.output == '>>': |
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320 mode = 'a' |
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321 try: |
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322 self.stdout = open(statement.outputTo, mode) |
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323 except OSError, e: |
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324 print e |
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325 return 0 |
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326 else: |
51 | 327 statekeeper = Statekeeper(self, ('stdout',)) |
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328 self.stdout = tempfile.TemporaryFile() |
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329 if statement.output == '>>': |
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330 self.stdout.write(getPasteBuffer()) |
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331 stop = cmd.Cmd.onecmd(self, statement.statement) |
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332 try: |
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333 if statement.command not in self.excludeFromHistory: |
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334 self.history.append(statement.fullStatement) |
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335 finally: |
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336 if statekeeper: |
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337 if statement.output and not statement.outputTo: |
27 | 338 self.stdout.seek(0) |
339 writeToPasteBuffer(self.stdout.read()) | |
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340 elif statement.pipe: |
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341 for result in redirect.communicate(): |
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342 statekeeper.stdout.write(result or '') |
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343 self.stdout.close() |
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344 statekeeper.restore() |
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345 |
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346 return stop |
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347 |
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348 def pseudo_raw_input(self, prompt): |
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349 """copied from cmd's cmdloop; like raw_input, but accounts for changed stdin, stdout""" |
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350 |
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351 if self.use_rawinput: |
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352 try: |
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353 line = raw_input(prompt) |
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354 except EOFError: |
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355 line = 'EOF' |
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356 else: |
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357 self.stdout.write(prompt) |
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358 self.stdout.flush() |
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359 line = self.stdin.readline() |
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360 if not len(line): |
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361 line = 'EOF' |
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362 else: |
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363 if line[-1] == '\n': # this was always true in Cmd |
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364 line = line[:-1] |
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365 return line |
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366 |
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367 def cmdloop(self, intro=None): |
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368 """Repeatedly issue a prompt, accept input, parse an initial prefix |
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369 off the received input, and dispatch to action methods, passing them |
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370 the remainder of the line as argument. |
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371 """ |
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372 |
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373 # An almost perfect copy from Cmd; however, the pseudo_raw_input portion |
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374 # has been split out so that it can be called separately |
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|
375 |
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376 self.preloop() |
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377 if self.use_rawinput and self.completekey: |
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|
378 try: |
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379 import readline |
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380 self.old_completer = readline.get_completer() |
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381 readline.set_completer(self.complete) |
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382 readline.parse_and_bind(self.completekey+": complete") |
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383 except ImportError: |
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changeset
|
384 pass |
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changeset
|
385 try: |
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changeset
|
386 if intro is not None: |
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|
387 self.intro = intro |
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388 if self.intro: |
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389 self.stdout.write(str(self.intro)+"\n") |
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390 stop = None |
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changeset
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391 while not stop: |
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changeset
|
392 if self.cmdqueue: |
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393 line = self.cmdqueue.pop(0) |
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changeset
|
394 else: |
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395 line = self.pseudo_raw_input(self.prompt) |
103 | 396 if (self.echo) and (isinstance(self.stdin, file)): |
397 self.stdout.write(line + '\n') | |
0
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398 line = self.precmd(line) |
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399 stop = self.onecmd(line) |
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400 stop = self.postcmd(stop, line) |
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changeset
|
401 self.postloop() |
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changeset
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402 finally: |
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403 if self.use_rawinput and self.completekey: |
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parents:
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changeset
|
404 try: |
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parents:
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changeset
|
405 import readline |
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changeset
|
406 readline.set_completer(self.old_completer) |
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changeset
|
407 except ImportError: |
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diff
changeset
|
408 pass |
43 | 409 return stop |
0
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diff
changeset
|
410 |
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changeset
|
411 def do_EOF(self, arg): |
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parents:
diff
changeset
|
412 return True |
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diff
changeset
|
413 do_eof = do_EOF |
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diff
changeset
|
414 |
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changeset
|
415 def clean(self, s): |
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changeset
|
416 """cleans up a string""" |
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changeset
|
417 if self.caseInsensitive: |
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changeset
|
418 return s.strip().lower() |
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changeset
|
419 return s.strip() |
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diff
changeset
|
420 |
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diff
changeset
|
421 def showParam(self, param): |
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|
422 param = self.clean(param) |
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|
423 if param in self.settable: |
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|
424 val = getattr(self, param) |
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changeset
|
425 self.stdout.write('%s: %s\n' % (param, str(getattr(self, param)))) |
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changeset
|
426 |
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diff
changeset
|
427 def do_quit(self, arg): |
43 | 428 return self._STOP_AND_EXIT |
0
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changeset
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429 do_exit = do_quit |
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changeset
|
430 do_q = do_quit |
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diff
changeset
|
431 |
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|
432 def do_show(self, arg): |
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changeset
|
433 'Shows value of a parameter' |
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changeset
|
434 if arg.strip(): |
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parents:
diff
changeset
|
435 self.showParam(arg) |
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changeset
|
436 else: |
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changeset
|
437 for param in self.settable: |
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changeset
|
438 self.showParam(param) |
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diff
changeset
|
439 |
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changeset
|
440 def do_set(self, arg): |
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diff
changeset
|
441 'Sets a parameter' |
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changeset
|
442 try: |
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|
443 paramName, val = arg.split(None, 1) |
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444 paramName = self.clean(paramName) |
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changeset
|
445 if paramName not in self.settable: |
106 | 446 raise NotSettableError |
0
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changeset
|
447 currentVal = getattr(self, paramName) |
106 | 448 if (val[0] == val[-1]) and val[0] in ("'", '"'): |
449 val = val[1:-1] | |
450 else: | |
451 val = cast(currentVal, self.parsed(val).unterminated) | |
0
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changeset
|
452 setattr(self, paramName, val) |
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changeset
|
453 self.stdout.write('%s - was: %s\nnow: %s\n' % (paramName, currentVal, val)) |
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changeset
|
454 except (ValueError, AttributeError, NotSettableError), e: |
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parents:
diff
changeset
|
455 self.do_show(arg) |
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parents:
diff
changeset
|
456 |
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parents:
diff
changeset
|
457 def do_shell(self, arg): |
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parents:
diff
changeset
|
458 'execute a command as if at the OS prompt.' |
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parents:
diff
changeset
|
459 os.system(arg) |
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parents:
diff
changeset
|
460 |
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parents:
diff
changeset
|
461 def do_history(self, arg): |
febfdc79550b
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parents:
diff
changeset
|
462 """history [arg]: lists past commands issued |
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parents:
diff
changeset
|
463 |
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parents:
diff
changeset
|
464 no arg -> list all |
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parents:
diff
changeset
|
465 arg is integer -> list one history item, by index |
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parents:
diff
changeset
|
466 arg is string -> string search |
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parents:
diff
changeset
|
467 arg is /enclosed in forward-slashes/ -> regular expression search |
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parents:
diff
changeset
|
468 """ |
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parents:
diff
changeset
|
469 if arg: |
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parents:
diff
changeset
|
470 history = self.history.get(arg) |
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parents:
diff
changeset
|
471 else: |
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parents:
diff
changeset
|
472 history = self.history |
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parents:
diff
changeset
|
473 for hi in history: |
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parents:
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changeset
|
474 self.stdout.write(hi.pr()) |
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parents:
diff
changeset
|
475 def last_matching(self, arg): |
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parents:
diff
changeset
|
476 try: |
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parents:
diff
changeset
|
477 if arg: |
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diff
changeset
|
478 return self.history.get(arg)[-1] |
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parents:
diff
changeset
|
479 else: |
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parents:
diff
changeset
|
480 return self.history[-1] |
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parents:
diff
changeset
|
481 except: |
febfdc79550b
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parents:
diff
changeset
|
482 return None |
febfdc79550b
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parents:
diff
changeset
|
483 def do_list(self, arg): |
febfdc79550b
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parents:
diff
changeset
|
484 """list [arg]: lists last command issued |
febfdc79550b
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parents:
diff
changeset
|
485 |
febfdc79550b
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parents:
diff
changeset
|
486 no arg -> list absolute last |
febfdc79550b
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parents:
diff
changeset
|
487 arg is integer -> list one history item, by index |
febfdc79550b
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parents:
diff
changeset
|
488 - arg, arg - (integer) -> list up to or after #arg |
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parents:
diff
changeset
|
489 arg is string -> list last command matching string search |
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parents:
diff
changeset
|
490 arg is /enclosed in forward-slashes/ -> regular expression search |
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parents:
diff
changeset
|
491 """ |
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parents:
diff
changeset
|
492 try: |
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parents:
diff
changeset
|
493 self.stdout.write(self.last_matching(arg).pr()) |
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parents:
diff
changeset
|
494 except: |
febfdc79550b
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parents:
diff
changeset
|
495 pass |
febfdc79550b
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parents:
diff
changeset
|
496 do_hi = do_history |
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parents:
diff
changeset
|
497 do_l = do_list |
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parents:
diff
changeset
|
498 do_li = do_list |
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parents:
diff
changeset
|
499 |
febfdc79550b
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parents:
diff
changeset
|
500 def do_ed(self, arg): |
febfdc79550b
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parents:
diff
changeset
|
501 """ed: edit most recent command in text editor |
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parents:
diff
changeset
|
502 ed [N]: edit numbered command from history |
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parents:
diff
changeset
|
503 ed [filename]: edit specified file name |
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parents:
diff
changeset
|
504 |
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parents:
diff
changeset
|
505 commands are run after editor is closed. |
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parents:
diff
changeset
|
506 "set edit (program-name)" or set EDITOR environment variable |
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parents:
diff
changeset
|
507 to control which editing program is used.""" |
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moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
508 if not self.editor: |
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parents:
diff
changeset
|
509 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
|
510 return |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
511 filename = self.defaultFileName |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
512 buffer = '' |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
513 try: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
514 arg = int(arg) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
515 buffer = self.last_matching(arg) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
516 except: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
517 if arg: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
518 filename = arg |
febfdc79550b
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catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
519 else: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
520 buffer = self.last_matching(arg) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
521 |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
522 if buffer: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
523 f = open(filename, 'w') |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
524 f.write(buffer or '') |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
525 f.close() |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
526 |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
527 os.system('%s %s' % (self.editor, filename)) |
48 | 528 self.do__load(filename) |
0
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
529 do_edit = do_ed |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
530 |
91 | 531 saveparser = (pyparsing.Optional(pyparsing.Word(pyparsing.nums)^'*')("idx") + |
532 pyparsing.Optional(pyparsing.Word(pyparsing.printables))("fname") + | |
533 pyparsing.stringEnd) | |
534 def do_save(self, arg): | |
535 """`save [N] [filename.ext]` | |
536 Saves command from history to file. | |
537 N => Number of command (from history), or `*`; | |
538 most recent command if omitted""" | |
539 | |
540 try: | |
541 args = self.saveparser.parseString(arg) | |
542 except pyparsing.ParseException: | |
543 print self.do_save.__doc__ | |
544 return | |
545 fname = args.fname or self.defaultFileName | |
546 if args.idx == '*': | |
547 saveme = '\n\n'.join(self.history[:]) | |
548 elif args.idx: | |
549 saveme = self.history[int(args.idx)-1] | |
550 else: | |
551 saveme = self.history[-1] | |
0
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
552 try: |
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moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
553 f = open(fname, 'w') |
91 | 554 f.write(saveme) |
0
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
555 f.close() |
91 | 556 print 'Saved to %s' % (fname) |
0
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
557 except Exception, e: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
558 print 'Error saving %s: %s' % (fname, str(e)) |
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_load(self, fname=None): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
561 """Runs command(s) from a file.""" |
febfdc79550b
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catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
562 if fname is None: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
563 fname = self.defaultFileName |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
564 keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt','continuationPrompt')) |
41 | 565 if isinstance(fname, file): |
566 self.stdin = fname | |
567 else: | |
0
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
568 try: |
41 | 569 self.stdin = open(fname, 'r') |
570 except IOError, e: | |
571 try: | |
572 self.stdin = open('%s.%s' % (fname, self.defaultExtension), 'r') | |
573 except IOError: | |
574 print 'Problem opening file %s: \n%s' % (fname, e) | |
575 keepstate.restore() | |
576 return | |
0
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
577 self.use_rawinput = False |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
578 self.prompt = self.continuationPrompt = '' |
42 | 579 stop = self.cmdloop() |
0
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
580 self.stdin.close() |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
581 keepstate.restore() |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
582 self.lastcmd = '' |
48 | 583 return (stop == self._STOP_AND_EXIT) and self._STOP_AND_EXIT |
584 do__load = do_load # avoid an unfortunate legacy use of do_load from sqlpython | |
43 | 585 |
0
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
586 def do_run(self, arg): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
587 """run [arg]: re-runs an earlier command |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
588 |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
589 no arg -> run most recent command |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
590 arg is integer -> run one history item, by index |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
591 arg is string -> run most recent command by string search |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
592 arg is /enclosed in forward-slashes/ -> run most recent by regex |
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 'run [N]: runs the SQL that was run N commands ago' |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
595 runme = self.last_matching(arg) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
596 print runme |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
597 if runme: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
598 runme = self.precmd(runme) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
599 stop = self.onecmd(runme) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
600 stop = self.postcmd(stop, runme) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
601 do_r = do_run |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
602 |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
603 def fileimport(self, statement, source): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
604 try: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
605 f = open(source) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
606 except IOError: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
607 self.stdout.write("Couldn't read from file %s\n" % source) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
608 return '' |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
609 data = f.read() |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
610 f.close() |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
611 return data |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
612 |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
613 class HistoryItem(str): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
614 def __init__(self, instr): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
615 str.__init__(self, instr) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
616 self.lowercase = self.lower() |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
617 self.idx = None |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
618 def pr(self): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
619 return '-------------------------[%d]\n%s\n' % (self.idx, str(self)) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
620 |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
621 class History(list): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
622 rangeFrom = re.compile(r'^([\d])+\s*\-$') |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
623 def append(self, new): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
624 new = HistoryItem(new) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
625 list.append(self, new) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
626 new.idx = len(self) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
627 def extend(self, new): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
628 for n in new: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
629 self.append(n) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
630 def get(self, getme): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
631 try: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
632 getme = int(getme) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
633 if getme < 0: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
634 return self[:(-1 * getme)] |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
635 else: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
636 return [self[getme-1]] |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
637 except IndexError: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
638 return [] |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
639 except (ValueError, TypeError): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
640 getme = getme.strip() |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
641 mtch = self.rangeFrom.search(getme) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
642 if mtch: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
643 return self[(int(mtch.group(1))-1):] |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
644 if getme.startswith(r'/') and getme.endswith(r'/'): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
645 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
|
646 def isin(hi): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
647 return finder.search(hi) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
648 else: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
649 def isin(hi): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
650 return (getme.lower() in hi.lowercase) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
651 return [itm for itm in self if isin(itm)] |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
652 |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
653 class NotSettableError(Exception): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
654 pass |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
655 |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
656 def cast(current, new): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
657 """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
|
658 typ = type(current) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
659 if typ == bool: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
660 try: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
661 return bool(int(new)) |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
662 except ValueError, TypeError: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
663 pass |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
664 try: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
665 new = new.lower() |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
666 except: |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
667 pass |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
668 if (new=='on') or (new[0] in ('y','t')): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
669 return True |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
670 if (new=='off') or (new[0] in ('n','f')): |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff
changeset
|
671 return False |
febfdc79550b
moved repository to Assembla
catherine@DellZilla.myhome.westell.com
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672 else: |
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673 try: |
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674 return typ(new) |
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675 except: |
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676 pass |
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677 print "Problem setting parameter (now %s) to %s; incorrect type?" % (current, new) |
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678 return current |
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679 |
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680 class Statekeeper(object): |
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681 def __init__(self, obj, attribs): |
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682 self.obj = obj |
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683 self.attribs = attribs |
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684 self.save() |
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685 def save(self): |
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686 for attrib in self.attribs: |
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687 setattr(self, attrib, getattr(self.obj, attrib)) |
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688 def restore(self): |
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689 for attrib in self.attribs: |
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690 setattr(self.obj, attrib, getattr(self, attrib)) |
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691 |
104 | 692 class Borg(object): |
693 '''All instances of any Borg subclass will share state. | |
694 from Python Cookbook, 2nd Ed., recipe 6.16''' | |
695 _shared_state = {} | |
696 def __new__(cls, *a, **k): | |
697 obj = object.__new__(cls, *a, **k) | |
698 obj.__dict__ = cls._shared_state | |
699 return obj | |
700 | |
701 class OutputTrap(Borg): | |
702 '''Instantiate an OutputTrap to divert/capture ALL stdout output. For use in unit testing. | |
703 Call `tearDown()` to return to normal output.''' | |
704 def __init__(self): | |
105 | 705 self.old_stdout = sys.stdout |
104 | 706 self.trap = tempfile.TemporaryFile() |
707 sys.stdout = self.trap | |
105 | 708 def read(self): |
104 | 709 self.trap.seek(0) |
710 result = self.trap.read() | |
105 | 711 self.trap.truncate(0) |
712 return result.strip('\x00') | |
104 | 713 def tearDown(self): |
714 sys.stdout = self.old_stdout | |
715 | |
716 class TranscriptReader(object): | |
717 def __init__(self, cmdapp, filename='test_cmd2.txt'): | |
718 self.cmdapp = cmdapp | |
719 try: | |
720 tfile = open(filename) | |
721 self.transcript = tfile.read() | |
722 tfile.close() | |
723 except IOError: | |
724 self.transcript = '' | |
725 self.bookmark = 0 | |
726 def refreshCommandFinder(self): | |
727 prompt = pyparsing.Suppress(pyparsing.lineStart + self.cmdapp.prompt) | |
728 continuationPrompt = pyparsing.Suppress(pyparsing.lineStart + self.cmdapp.continuationPrompt) | |
729 self.cmdtxtPattern = (prompt + pyparsing.restOfLine + pyparsing.ZeroOrMore( | |
108 | 730 pyparsing.lineEnd + continuationPrompt + pyparsing.restOfLine))("command") |
104 | 731 def inputGenerator(self): |
732 while True: | |
733 self.refreshCommandFinder() | |
734 (thiscmd, startpos, endpos) = self.cmdtxtPattern.scanString(self.transcript[self.bookmark:], maxMatches=1).next() | |
735 lineNum = self.transcript.count('\n', 0, self.bookmark+startpos) + 2 | |
736 self.bookmark += endpos | |
737 yield (''.join(thiscmd.command), lineNum) | |
738 def nextExpected(self): | |
739 self.refreshCommandFinder() | |
740 try: | |
741 (thiscmd, startpos, endpos) = self.cmdtxtPattern.scanString(self.transcript[self.bookmark:], maxMatches=1).next() | |
742 result = self.transcript[self.bookmark:self.bookmark+startpos] | |
743 self.bookmark += startpos | |
744 return result | |
745 except StopIteration: | |
746 return self.transcript[self.bookmark:] | |
747 | |
748 class Cmd2TestCase(unittest.TestCase): | |
749 '''Subclass this, setting CmdApp and transcriptFileName, to make a unittest.TestCase class | |
109 | 750 that will execute the commands in transcriptFileName and expect the results shown. |
751 See example.py''' | |
104 | 752 # problem: this (raw) case gets called by unittest.main - we don't want it to be. hmm |
753 CmdApp = None | |
754 transcriptFileName = '' | |
755 def setUp(self): | |
756 if self.CmdApp: | |
105 | 757 self.outputTrap = OutputTrap() |
104 | 758 self.cmdapp = self.CmdApp() |
759 self.transcriptReader = TranscriptReader(self.cmdapp, self.transcriptFileName) | |
760 def testall(self): | |
761 if self.CmdApp: | |
762 for (cmdInput, lineNum) in self.transcriptReader.inputGenerator(): | |
763 self.cmdapp.onecmd(cmdInput) | |
105 | 764 result = self.outputTrap.read() |
104 | 765 expected = self.transcriptReader.nextExpected() |
107
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766 self.assertEqual(self.stripByLine(result), self.stripByLine(expected), |
104 | 767 '\nFile %s, line %d\nCommand was:\n%s\nExpected:\n%s\nGot:\n%s\n' % |
768 (self.transcriptFileName, lineNum, cmdInput, expected, result)) | |
107
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769 def stripByLine(self, s): |
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770 lines = s.splitlines() |
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771 return '\n'.join(line.rstrip() for line in lines).strip() |
104 | 772 def tearDown(self): |
773 if self.CmdApp: | |
774 self.outputTrap.tearDown() | |
775 | |
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776 if __name__ == '__main__': |
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777 doctest.testmod() |