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bpo-35523: Remove ctypes callback workaround (GH-11211) 

Remove ctypes callback workaround: no longer create a callback at startup.
Avoid SELinux alert on "import ctypes" and "import uuid".
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Victor Stinner 2018-12-18 14:47:21 +01:00 committed by GitHub
parent 3fcc1e08db
commit e6b247c8e5
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 2 additions and 5 deletions
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5
Lib/ctypes/__init__.py
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@ -266,11 +266,6 @@ def _reset_cache():
# _SimpleCData.c_char_p_from_param
POINTER(c_char).from_param = c_char_p.from_param
_pointer_type_cache[None] = c_void_p
# XXX for whatever reasons, creating the first instance of a callback
# function is needed for the unittests on Win64 to succeed. This MAY
# be a compiler bug, since the problem occurs only when _ctypes is
# compiled with the MS SDK compiler. Or an uninitialized variable?
CFUNCTYPE(c_int)(lambda: None)
def create_unicode_buffer(init, size=None):
"""create_unicode_buffer(aString) -> character array

2
Misc/NEWS.d/next/Library/2018-12-18-13-52-13.bpo-35523.SkoMno.rst Normal file
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@ -0,0 +1,2 @@
Remove :mod:`ctypes` callback workaround: no longer create a callback at
startup. Avoid SELinux alert on ``import ctypes`` and ``import uuid``.