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Update Lib/compileall.py and Lib/test/test_compileall.py #5199

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Eclips4 wants to merge 3 commits into from
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Update Lib/compileall.py and Lib/test/test_compileall.py #5199

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7df0fe9
Update compileall.py and test_compileall.py
Eclips4 Mar 13, 2024
0b995e3
Update test_no_args_respects_force_flag with a unittest.expectedFailu…
Eclips4 Mar 13, 2024
749eaec
mark hanging or failing tests
youknowone Apr 23, 2024
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8 changes: 7 additions & 1 deletion Lib/compileall.py
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Original file line number Diff line number Diff line change
Expand Up @@ -97,9 +97,15 @@ def compile_dir(dir, maxlevels=None, ddir=None, force=False,
files = _walk_dir(dir, quiet=quiet, maxlevels=maxlevels)
success = True
if workers != 1 and ProcessPoolExecutor is not None:
import multiprocessing
if multiprocessing.get_start_method() == 'fork':
mp_context = multiprocessing.get_context('forkserver')
else:
mp_context = None
# If workers == 0, let ProcessPoolExecutor choose
workers = workers or None
with ProcessPoolExecutor(max_workers=workers) as executor:
with ProcessPoolExecutor(max_workers=workers,
mp_context=mp_context) as executor:
results = executor.map(partial(compile_file,
ddir=ddir, force=force,
rx=rx, quiet=quiet,
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