[Python-checkins] Python Regression Test Failures refleak (6)

[Neal Norwitz]

test_charmapcodec leaked [18, 18, 18] references
test_codeccallbacks leaked [18, 18, 18] references
test_codecs leaked [24640, 24640, 24640] references
test_socket leaked [1, 1, 1] references
test_str leaked [11, 11, 11] references
test_threading_local leaked [0, -91, 0] references
test_unicode leaked [3712, 3712, 3712] references
test_userstring leaked [22, 22, 22] references