python2.5 PyArg_ParseTuple fix
Python 2.5 doesn't like it when we mix str objects and the "t#" format
in PyArg_ParseTuple. Change it to use "s#". Tested with python 2.3, 2.4
and 2.5.
abort: repository a not found!
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abort: error: Connection refused
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abort: repository a not found!
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abort: destination '../a' already exists
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abort: repository a not found!
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abort: destination 'q' already exists