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Import MutableSequence from collections.abc on Python 3. (#6272)

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Fixes https://github.com/protocolbuffers/protobuf/issues/5335.
This commit is contained in:
Benjamin Peterson 2019-11-12 14:40:47 -08:00 committed by Jie Luo
parent 9b0fa3e7fb
commit 9d61eada0f
1 changed files with 5 additions and 1 deletions
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6
python/google/protobuf/pyext/message.cc
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@ -2958,8 +2958,12 @@ bool InitProto2MessageModule(PyObject *m) {
reinterpret_cast<PyObject*>( reinterpret_cast<PyObject*>(
&RepeatedCompositeContainer_Type)); &RepeatedCompositeContainer_Type));
// Register them as collections.Sequence // Register them as MutableSequence.
#if PY_MAJOR_VERSION >= 3
ScopedPyObjectPtr collections(PyImport_ImportModule("collections.abc"));
#else
ScopedPyObjectPtr collections(PyImport_ImportModule("collections")); ScopedPyObjectPtr collections(PyImport_ImportModule("collections"));
#endif
if (collections == NULL) { if (collections == NULL) {
return false; return false;
} }