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

[Neal Norwitz]

More important issues:
----------------------
test_pydoc leaked [-21, 0, 0] references, sum=-21

Less important issues:
----------------------
test_cmd_line leaked [-50, 50, 0] references, sum=0
test_smtplib leaked [0, 0, -7] references, sum=-7
test_sys leaked [21, 0, 0] references, sum=21
test_urllib2_localnet leaked [3, 3, 3] references, sum=9