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Thu Nov 30 11:00:32 EST 2017 · https://mail.python.org/pipermail/python-dev/2017-November/150983.html

30.11.17 17:42, Victor Stinner пише:
> CPython has many C extensions with non-trivial PyInit_xxx() functions
> which has to handle failures. A few modules use "Py_DECREF(m); retutrn
> NULL;", but most functions only do "return NULL;". Is it a reference
> leak or not?
> 
> Example from Modules/posixmodule.c:
> 
>      v = convertenviron();
>      Py_XINCREF(v);
>      if (v == NULL || PyModule_AddObject(m, "environ", v) != 0)
>          return NULL;
>      Py_DECREF(v);
> 
> Does this code leak a reference on m? ... Oh, and maybe also leaks a
> reference on v?

https://mail.python.org/pipermail/python-dev/2016-April/144359.html
https://bugs.python.org/issue26871

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[Python-Dev] Py_DECREF(m) on PyInit_xxx() failure?