Message 303908 - Python tracker

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Content 
In 2.7 "%U" is not recognized in the format string.

>>> class Name(Structure):
...     _fields_ = []
...     _anonymous_ = ["x"]
...     x = 42
... 
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
AttributeError: '%U' is specified in _anonymous_ but not in _fields_