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Gwenaël Samain
cython
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5a1c4958
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5a1c4958
authored
7 years ago
by
Stefan Behnel
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docs: clarify and correct explanation of compile time GIL checks
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docs/src/userguide/external_C_code.rst
docs/src/userguide/external_C_code.rst
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docs/src/userguide/external_C_code.rst
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5a1c4958
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@@ -500,9 +500,13 @@ You can release the GIL around a section of code using the
with nogil:
<code to be executed with the GIL released>
Code in the body of the statement must not manipulate Python objects in any
way, and must not call anything that manipulates Python objects without first
re-acquiring the GIL. Cython currently does not check this.
Code in the body of the with-statement must not raise exceptions or
manipulate Python objects in any way, and must not call anything that
manipulates Python objects without first re-acquiring the GIL. Cython
validates these operations at compile time, but cannot look into
external C functions, for example. They must be correctly declared
as requiring or not requiring the GIL (see below) in order to make
Cython's checks effective.
.. _gil:
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