8000 gh-116167: Allow disabling the GIL with `PYTHON_GIL=0` or `-X gil=0` by swtaarrs · Pull Request #116338 · python/cpython · GitHub
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gh-116167: Allow disabling the GIL with PYTHON_GIL=0 or -X gil=0 #116338

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Merged
merged 11 commits into from
Mar 11, 2024
Merged

gh-116167: Allow disabling the GIL with PYTHON_GIL=0 or -X gil=0 #116338

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9e03999
Allow disabling the GIL with `PYTHON_GIL=0`
swtaarrs Mar 1, 2024
a53ed2e
Don't add 'enable_gil' to test_embed in normal builds
swtaarrs Mar 5, 2024
e0b8484
Set enable_gil properly when PYTHON_GIL=1
swtaarrs Mar 5, 2024
4f43a87
Add test for PYTHON_GIL in test_cmd_line
swtaarrs Mar 5, 2024
9e9d925
Fix else brace formatting
swtaarrs Mar 6, 2024
5053661
Document PYTHON_GIL environment variable
swtaarrs Mar 5, 2024
6d62fbb
Merge remote-tracking branch 'upstream/main' into HEAD
swtaarrs Mar 7, 2024
971a9a1
Add `-X gil` option, add to `sys.flags`, modify test to cover env var…
swtaarrs Mar 7, 2024
89b1150
Fix link to `-X gil`
swtaarrs Mar 7, 2024
16fbd44
Fix PYTHON_GIL versionchanged line
swtaarrs Mar 7, 2024
8d39bbc
Clarify test_flags in normal builds
swtaarrs Mar 11, 2024
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Document PYTHON_GIL environment variable
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@swtaarrs
swtaarrs committed Mar 6, 2024
commit 505366159ce85c638bb24906a29fa0b59c0a6357
9 changes: 9 additions & 0 deletions Doc/using/cmdline.rst
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Expand Up @@ -1147,6 +1147,15 @@ conflict.

.. versionadded:: 3.13

.. envvar:: PYTHON_GIL

If this variable is set to ``1``, the global interpreter lock (GIL) will be
forced on. Setting it to ``0`` forces the GIL off.

Needs Python configured with the :option:`--disable-gil` build option.

.. versionadded:: 3.13

Debug-mode variables
~~~~~~~~~~~~~~~~~~~~

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4 changes: 4 additions & 0 deletions Misc/python.man
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Expand Up @@ -607,6 +607,10 @@ output. Setting it to 0 deactivates this behavior.
.IP PYTHON_HISTORY
This environment variable can be used to set the location of a history file
(on Unix, it is \fI~/.python_history\fP by default).
.IP PYTHON_GIL
If this variable is set to 1, the global interpreter lock (GIL) will be forced
on. Setting it to 0 forces the GIL off. Only available in builds configured
with \fB--disable-gil\fP.
.SS Debug-mode variables
Setting these variables only has an effect in a debug build of Python, that is,
if Python was configured with the
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