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annotate Tools/scripts/diff.py @ 56121:ea697cde6882 3.1

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Merged revisions 74881-74885,74888,74891-74895,74900,74905-74906,74931-74932,74934,74941-74942,74944,74956 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r74881 | r.david.murray | 2009-09-17 15:12:49 -0400 (Thu, 17 Sep 2009) | 2 lines Check in first draft of maintainers.rst. ........ r74882 | eric.smith | 2009-09-17 15:22:30 -0400 (Thu, 17 Sep 2009) | 1 line Typo. ........ r74883 | mark.dickinson | 2009-09-17 15:37:28 -0400 (Thu, 17 Sep 2009) | 1 line Add some more module maintainers. ........ r74884 | mark.dickinson | 2009-09-17 15:39:12 -0400 (Thu, 17 Sep 2009) | 1 line Revert accidental changes to Objects/longobject.c ........ r74885 | mark.dickinson | 2009-09-17 16:20:01 -0400 (Thu, 17 Sep 2009) | 1 line Add decimal maintainers ........ r74888 | r.david.murray | 2009-09-17 18:10:48 -0400 (Thu, 17 Sep 2009) | 2 lines Maintainer additions from MAL. ........ r74891 | georg.brandl | 2009-09-17 18:18:01 -0400 (Thu, 17 Sep 2009) | 1 line Some more maintainers. ........ r74892 | r.david.murray | 2009-09-17 19:23:56 -0400 (Thu, 17 Sep 2009) | 2 lines Add a couple interest areas for Nick per his request. ........ r74893 | r.david.murray | 2009-09-17 19:43:20 -0400 (Thu, 17 Sep 2009) | 2 lines Benajmin is also compiler-knowledgeable. ........ r74894 | alexandre.vassalotti | 2009-09-17 20:59:05 -0400 (Thu, 17 Sep 2009) | 2 lines Added myself to my areas of interest. ........ r74895 | brett.cannon | 2009-09-17 21:03:35 -0400 (Thu, 17 Sep 2009) | 1 line Add myself to a couple places as maintainer. ........ r74900 | georg.brandl | 2009-09-18 05:06:37 -0400 (Fri, 18 Sep 2009) | 1 line Add myself in interest areas. ........ r74905 | ezio.melotti | 2009-09-18 05:58:43 -0400 (Fri, 18 Sep 2009) | 1 line Add myself in interest areas and mark effbot as inactive in winsound ........ r74906 | antoine.pitrou | 2009-09-18 09:15:23 -0400 (Fri, 18 Sep 2009) | 3 lines Add myself in a couple of places ........ r74931 | r.david.murray | 2009-09-18 17:25:36 -0400 (Fri, 18 Sep 2009) | 5 lines Add some names gleaned from the "Tracker Archeology" thread on python-dev from back in February. Also consolidate the autoconf and makefiles topics into one, and add tracker and svn/hg topics. ........ r74932 | r.david.murray | 2009-09-18 17:32:16 -0400 (Fri, 18 Sep 2009) | 2 lines Remove non-committer mistakenly added. ........ r74934 | r.david.murray | 2009-09-18 17:40:30 -0400 (Fri, 18 Sep 2009) | 2 lines More descriptive/generic name for the svn/hg entry (version control) ........ r74941 | benjamin.peterson | 2009-09-18 18:45:59 -0400 (Fri, 18 Sep 2009) | 1 line add a new category for myself ........ r74942 | benjamin.peterson | 2009-09-18 18:50:55 -0400 (Fri, 18 Sep 2009) | 1 line add myself for symtable ........ r74944 | georg.brandl | 2009-09-19 03:39:05 -0400 (Sat, 19 Sep 2009) | 1 line I would like to maintain the token module! ........ r74956 | r.david.murray | 2009-09-19 14:40:08 -0400 (Sat, 19 Sep 2009) | 3 lines Add everyone who we know has been a release manager as a resource for the 'release management' topic. ........
author R. David Murray <rdmurray@bitdance.com>
date Sat, 19 Sep 2009 19:04:37 +0000
parents ab588ce9e71f
children 7fb0abf928e0 65d5ecefd50d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
33319
6d3bdd19beeb Patch #914575: difflib side by side diff support, diff.py s/b/s HTML option.
Martin v. Löwis <martin@v.loewis.de>
parents: 33074
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1 """ Command line interface to difflib.py providing diffs in four formats:
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2
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3 * ndiff: lists every line and highlights interline changes.
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Martin v. Löwis <martin@v.loewis.de>
parents: 33074
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4 * context: highlights clusters of changes in a before/after format.
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5 * unified: highlights clusters of changes in an inline format.
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Martin v. Löwis <martin@v.loewis.de>
parents: 33074
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6 * html: generates side by side comparison with change highlights.
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7
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8 """
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9
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10 import sys, os, time, difflib, optparse
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11
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12 def main():
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13
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14 usage = "usage: %prog [options] fromfile tofile"
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15 parser = optparse.OptionParser(usage)
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16 parser.add_option("-c", action="store_true", default=False, help='Produce a context format diff (default)')
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17 parser.add_option("-u", action="store_true", default=False, help='Produce a unified format diff')
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parents: 33074
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18 parser.add_option("-m", action="store_true", default=False, help='Produce HTML side by side diff (can use -c and -l in conjunction)')
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19 parser.add_option("-n", action="store_true", default=False, help='Produce a ndiff format diff')
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20 parser.add_option("-l", "--lines", type="int", default=3, help='Set number of context lines (default 3)')
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21 (options, args) = parser.parse_args()
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22
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23 if len(args) == 0:
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24 parser.print_help()
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25 sys.exit(1)
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26 if len(args) != 2:
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27 parser.error("need to specify both a fromfile and tofile")
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28
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29 n = options.lines
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30 fromfile, tofile = args
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31
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32 fromdate = time.ctime(os.stat(fromfile).st_mtime)
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33 todate = time.ctime(os.stat(tofile).st_mtime)
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34 fromlines = open(fromfile, 'U').readlines()
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35 tolines = open(tofile, 'U').readlines()
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36
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37 if options.u:
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38 diff = difflib.unified_diff(fromlines, tolines, fromfile, tofile, fromdate, todate, n=n)
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39 elif options.n:
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40 diff = difflib.ndiff(fromlines, tolines)
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Martin v. Löwis <martin@v.loewis.de>
parents: 33074
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41 elif options.m:
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parents: 33074
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42 diff = difflib.HtmlDiff().make_file(fromlines,tolines,fromfile,tofile,context=options.c,numlines=n)
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43 else:
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44 diff = difflib.context_diff(fromlines, tolines, fromfile, tofile, fromdate, todate, n=n)
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45
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46 sys.stdout.writelines(diff)
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47
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48 if __name__ == '__main__':
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49 main()