[issue19696] Merge all (non-syntactic) import-related tests into test_importlib

[Kyle Stanley]

Change by Kyle Stanley <aeros167 at gmail.com>:


----------
pull_requests: +14462
pull_request: https://github.com/python/cpython/pull/14655

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue19696>
_______________________________________