[Python-Dev] refcounting vs PyModule_AddObject

[Skip Montanaro]

    Michael> So I went looking for other instances of the same problem.  I
    Michael> didn't find any (though I don't understand how _csv.c gets away
    Michael> with line 1579)...

Same reason the Py_INCREF of ProfileError isn't necessary I think.
PyDict_New() returns a new reference which is passed onto
PyModule_AddObject().  No Py_DECREF of the dialects dict occurs, so it exits
reference-neutral w.r.t. the dialects object.

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