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Title: ctypes: Remove misleading comment about tuple support in _as_parameter_ and add regression test · Issue #142174 · python/cpython · GitHub

Open Graph Title: ctypes: Remove misleading comment about tuple support in _as_parameter_ and add regression test · Issue #142174 · python/cpython

X Title: ctypes: Remove misleading comment about tuple support in _as_parameter_ and add regression test · Issue #142174 · python/cpython

Description: Bug report Bug description: Modules/_ctypes/callproc.c contained a comment (marked XXX) stating that as_parameter allows constructing arbitrary tuples and passing them, describing this convention as "dangerous". Analysis confirms that ct...

Open Graph Description: Bug report Bug description: Modules/_ctypes/callproc.c contained a comment (marked XXX) stating that as_parameter allows constructing arbitrary tuples and passing them, describing this convention a...

X Description: Bug report Bug description: Modules/_ctypes/callproc.c contained a comment (marked XXX) stating that as_parameter allows constructing arbitrary tuples and passing them, describing this convention a...

Opengraph URL: https://github.com/python/cpython/issues/142174

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ctypes: Remove misleading comment about tuple support in _as_parameter_ and add regression testhttps://github.com/python/cpython/issues/142174#top
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https://github.com/CodeMaverick-143
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on Dec 2, 2025https://github.com/python/cpython/issues/142174#issue-3684289638
Gh-142174: Explicitly disallow _as_parameter_ returning tuples #142175https://github.com/python/cpython/pull/142175
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