[issue6415] warnings.warn segfaults on bad formatted string
Jerry Chen
report at bugs.python.org
Sat Jul 4 19:23:25 CEST 2009
Jerry Chen <jerry at 3rdengine.com> added the comment:
Bug and patch confirmed on both py3k and python2.7 branches
Before:
$ ./python.exe warnsegfault.py
this exception is caught: incomplete format
this exception is also caught: incomplete format
Bus error
After:
$ ./python.exe warnsegfault.py this exception is caught: incomplete format
this exception is also caught: incomplete format
Traceback (most recent call last):
File "warnsegfault.py", line 21, in <module>
warnings.warn(MyWarning())
File "warnsegfault.py", line 10, in __str__
return "A bad formatted string %(err)" % {"err" : "there is no %(err)s"}
ValueError: incomplete format
----------
nosy: +jcsalterego
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<http://bugs.python.org/issue6415>
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