[Python-checkins] Python Regression Test Failures refleak (1)

[Neal Norwitz]

More important issues:
----------------------
test_warnings leaked [26, 0, 0] references, sum=26

Less important issues:
----------------------
test_asynchat leaked [137, -137, 0] references, sum=0
test_file leaked [0, 82, -82] references, sum=0
test_smtplib leaked [3, 0, -84] references, sum=-81
test_socketserver leaked [0, 81, -81] references, sum=0
test_threadsignals leaked [0, -8, 0] references, sum=-8
test_urllib2_localnet leaked [146, -140, 146] references, sum=152
test_xmlrpc leaked [83, 83, -83] references, sum=83