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Merged revisions 76469 via svnmerge from

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svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r76469 | senthil.kumaran | 2009-11-24 00:32:52 +0530 (Tue, 24 Nov 2009) | 10 lines

  Merged revisions 76464 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r76464 | senthil.kumaran | 2009-11-24 00:11:31 +0530 (Tue, 24 Nov 2009) | 4 lines

    Fix for issue1488943 - difflib.Differ() doesn't always add hints for tab
    characters.
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This commit is contained in:
Senthil Kumaran 2009-11-23 19:06:11 +00:00
parent eb0146858b
commit d884f8a9c4
3 changed files with 15 additions and 4 deletions
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9
Lib/difflib.py
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@ -1060,20 +1060,21 @@ class Differ:
Example:
>>> d = Differ()
>>> results = d._qformat('\tabcDefghiJkl\n', '\t\tabcdefGhijkl\n',
... ' ^ ^ ^ ', '+ ^ ^ ^ ')
>>> results = d._qformat('\tabcDefghiJkl\n', '\tabcdefGhijkl\n',
... ' ^ ^ ^ ', ' ^ ^ ^ ')
>>> for line in results: print(repr(line))
...
'- \tabcDefghiJkl\n'
'? \t ^ ^ ^\n'
'+ \t\tabcdefGhijkl\n'
'? \t ^ ^ ^\n'
'+ \tabcdefGhijkl\n'
'? \t ^ ^ ^\n'
"""
# Can hurt, but will probably help most of the time.
common = min(_count_leading(aline, "\t"),
_count_leading(bline, "\t"))
common = min(common, _count_leading(atags[:common], " "))
common = min(common, _count_leading(btags[:common], " "))
atags = atags[common:].rstrip()
btags = btags[common:].rstrip()