Thread: python - pq: Let the user handle the following Ready message.

Log Message:
-----------
Let the user handle the following Ready message.

Also, the transaction is fatal if an exception(_exc_info exists) occurred and
the invalid_message was not an error message.

Modified Files:
--------------
    pq/src:
        client3.py (r1.20 -> r1.21)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/python/pq/src/client3.py.diff?r1=1.20&r2=1.21)