gh-140729: Fix the cProfile module when the executed script contains calls to multiprocessing.Process#144715
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YvesDup wants to merge 3 commits intopython:mainfrom
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gh-140729: Fix the cProfile module when the executed script contains calls to multiprocessing.Process#144715YvesDup wants to merge 3 commits intopython:mainfrom
YvesDup wants to merge 3 commits intopython:mainfrom
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aisk
reviewed
Feb 12, 2026
| def test_process_run_pickle(self): | ||
| # gh-140729: test use Process in cProfile. | ||
| val = 10 | ||
| test_script = f''' |
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I suggest using textwrap.dedent to preserve the indentation, even though the other tests in this file don't do so:
test_script = textwrap.dedent(f'''
import multiprocess
....
''')
aisk
reviewed
Feb 12, 2026
| @@ -0,0 +1,2 @@ | |||
| Fix pickling error in the cProfile module when using ``multiprocessing.Process`` | |||
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Suggested change
| Fix pickling error in the cProfile module when using ``multiprocessing.Process`` | |
| Fix pickling error in the :mode:`cProfile` module when using :class:`multiprocessing.Process` |
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When profilng the ttt.py script via
cProfilemodule ,an error occurs:
This fix does not apply to the
profilemodule, which is deprecated and will be removed in python 3.17.