Multiple tests failing when invoked directly via ./python Lib/test/... #131290
Description
Besides test_pickle reported in #131031, there are a few more (test_regrtest, test_metaclass and test_pyclbr):
~ ./python Lib/test/test_regrtest.py
...
Ran 115 tests in 35.727s
FAILED (failures=1, skipped=2)~ ./python Lib/test/test_metaclass.py
...
Ran 1 test in 0.018s
FAILED (failures=1)~ ./python Lib/test/test_pyclbr.py
...
Ran 6 tests in 1.720s
FAILED (failures=1, errors=1)