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| author | Łukasz Langa <lukasz@langa.pl> | 2021-10-05 20:30:25 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-10-05 20:30:25 (GMT) |
| commit | 52d9d3b75441ae6038fadead89eac5eecdd34501 (patch) | |
| tree | 8d779959a1d0da0eb29bbfe7046d2a643e1ca93b /Python | |
| parent | 950b324973a98ec45c21e7e7149415259a045ff7 (diff) | |
| download | cpython-52d9d3b75441ae6038fadead89eac5eecdd34501.zip cpython-52d9d3b75441ae6038fadead89eac5eecdd34501.tar.gz cpython-52d9d3b75441ae6038fadead89eac5eecdd34501.tar.bz2 | |
[3.9] bpo-44050: Extension modules can share state when they don't support sub-interpreters. (GH-27794) (GH-28741)
(cherry picked from commit b9bb74871b27d9226df2dd3fce9d42bda8b43c2b)
Co-authored-by: Hai Shi <shihai1992@gmail.com>
Diffstat (limited to 'Python')
| -rw-r--r-- | Python/import.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Python/import.c b/Python/import.c index 1ec7553..8358d70 100644 --- a/Python/import.c +++ b/Python/import.c @@ -710,7 +710,9 @@ _PyImport_FixupExtensionObject(PyObject *mod, PyObject *name, return -1; } - if (_Py_IsMainInterpreter(tstate)) { + // bpo-44050: Extensions and def->m_base.m_copy can be updated + // when the extension module doesn't support sub-interpreters. + if (_Py_IsMainInterpreter(tstate) || def->m_size == -1) { if (def->m_size == -1) { if (def->m_base.m_copy) { /* Somebody already imported the module, |