difflib.unified_diff(...) produces invalid patches

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技术栈
python
领域
tooling

调研方向

Start with the difflib.unified_diff entry point and review the historical patches listed in the issue, especially issue_2142_2.diff and issue_2142.diff. Compare their intended behavior with the current implementation and determine the expected handling of generated patches; done means unified_diff no longer produces invalid patches and the behavior is covered by regression tests.

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描述

stdlib type-feature
BPO 2142
Nosy @tim-one, @birkenfeld, @benjaminp, @jwilk, @merwok, @TBBle, @srinivasreddy, @puxlit
Files
  • python_difflib_unified_diff.patch: patch against the Python 2.6 svn trunk to fix this
  • python_difflib_no_eol.patch: patch (against trunk, currently 2.7) to fix and with test cases
  • issue_2142_trunk.diff: patch against the trunk.
  • issue_2142_py3k.diff: patch against py3k
  • issue_2142_py3k_updated.diff: updated patch against py3k
  • issue_2142.diff
  • issue_2142_2.diff
    		•

    Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

    Show more details

    GitHub fields:

    assignee = None
closed_at = None
created_at = <Date 2008-02-18.20:16:55.615>
labels = ['type-feature', 'library']
title = 'difflib.unified_diff(...) produces invalid patches'
updated_at = <Date 2021-02-18.19:42:20.958>
user = 'https://bugs.python.org/trentm'

    bugs.python.org fields:

    activity = <Date 2021-02-18.19:42:20.958>
actor = 'djc'
assignee = 'trentm'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2008-02-18.20:16:55.615>
creator = 'trentm'
dependencies = []
files = ['9460', '14082', '17332', '17333', '18081', '21067', '21207']
hgrepos = []
issue_num = 2142
keywords = ['patch']
message_count = 23.0
messages = ['62543', '62544', '62545', '88375', '105636', '105638', '105639', '105647', '105692', '105693', '105762', '110778', '110864', '110866', '118125', '123163', '130491', '130677', '130683', '130801', '130959', '236541', '384192']
nosy_count = 13.0
nosy_names = ['tim.peters', 'georg.brandl', 'techtonik', 'benjamin.peterson', 'jwilk', 'trentm', 'eric.araujo', 'TBBle', 'meatballhat', 'ysj.ray', 'abacabadabacaba', 'thatiparthy', 'puxlit']
pr_nums = []
priority = 'normal'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue2142'
versions = ['Python 3.5']

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