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

[Neal Norwitz]

More important issues:
----------------------
test_modulefinder leaked [145, 145, 145] references, sum=435

Less important issues:
----------------------
test_smtplib leaked [-82, 206, -9] references, sum=115
test_socketserver leaked [80, -80, 0] references, sum=0
test_sys leaked [21, 0, -21] references, sum=0
test_threading leaked [48, 48, 48] references, sum=144