__future__ Related test is `test_future_stmt`

abc `_collections_abc.py`

abc `_py_abc.py`

code Related test is `test_code_module`

codecs `_pycodecs.py`

collections See also #3418

ctypes #5572

datetime `_pydatetime.py`

decimal `_pydecimal.py`

dis See also #3846

importlib #4565

io `_pyio.py`

io #3960

io #4702

locale #3850

mailbox #4072

multiprocessing #3965

os Blocker: Some tests requires async comprehension

os #3960

os #4053

pickle #3876

pickle `_compat_pickle.py`

pickle `test/pickletester.py` supports `test_pickle.py`

pickle `test/test_picklebuffer.py`

pydoc `pydoc_data`

queue See also #3608

re Don't forget sre files `sre_compile.py`, `sre_constants.py`, `sre_parse.py`

shutil #3960

site Don't forget `_sitebuiltins.py`

venv #3960

warnings #4013

// test

test_array #3876

test_gc #4158

test_marshal #3458

test_mmap #3847

test_posix #4496

test_property #3430

test_set #3992

test_structseq #4063

test_super #3865

test_support #4538

test_syntax #4469

test_sys #4541

test_time #3850

test_time #4157