[issue12759] "(?P=)" input for Tools/scripts/redemo.py raises unnhandled exception

[Roundup Robot]

Roundup Robot added the comment:

New changeset 5b5c2c3b2268 by Ezio Melotti in branch '2.7':
#12759: sre_parse now raises a proper error when the name of the group is missing.  Initial patch by Serhiy Storchaka.
http://hg.python.org/cpython/rev/5b5c2c3b2268

New changeset 29983dd7191e by Ezio Melotti in branch '3.2':
#12759: sre_parse now raises a proper error when the name of the group is missing.  Initial patch by Serhiy Storchaka.
http://hg.python.org/cpython/rev/29983dd7191e

New changeset 28be586287c8 by Ezio Melotti in branch '3.3':
#12759: merge with 3.2.
http://hg.python.org/cpython/rev/28be586287c8

New changeset 3f4fbad75c99 by Ezio Melotti in branch 'default':
#12759: merge with 3.3.
http://hg.python.org/cpython/rev/3f4fbad75c99

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nosy: +python-dev

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<http://bugs.python.org/issue12759>
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