[issue29568] undefined parsing behavior with the old style string formatting

[Xiang Zhang]

Xiang Zhang added the comment:


New changeset 9f8ad3f39e0a92ed37d012b9dd237399524f0d51 by Xiang Zhang (Serhiy Storchaka) in branch 'master':
bpo-29568: Disable any characters between two percents for escaped percent "%%"  in the format string for classic string formatting. (GH-513)
https://github.com/python/cpython/commit/9f8ad3f39e0a92ed37d012b9dd237399524f0d51


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<http://bugs.python.org/issue29568>
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