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[pull] main from python:main #1006

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Merged
pull merged 2 commits into from
Apr 29, 2026
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Merged

[pull] main from python:main #1006

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gh-149119: docs: mention that sentinel does not support subclassing (…
StelarDream Apr 28, 2026
d71e3bc
gh-148829: bump number of static types (#149121)
JelleZijlstra Apr 29, 2026
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2 changes: 2 additions & 0 deletions Doc/library/functions.rst
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Expand Up @@ -1839,6 +1839,8 @@ are always available. They are listed here in alphabetical order.
Sentinel objects are truthy and compare equal only to themselves. They are
intended to be compared with the :keyword:`is` operator.

``sentinel`` does not support subclassing.

Shallow and deep copies of a sentinel object return the object itself.

Sentinels are conventionally assigned to a variable with a matching name.
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2 changes: 1 addition & 1 deletion Include/internal/pycore_interp_structs.h
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Expand Up @@ -531,7 +531,7 @@ struct _py_func_state {

/* For now we hard-code this to a value for which we are confident
all the static builtin types will fit (for all builds). */
#define _Py_MAX_MANAGED_STATIC_BUILTIN_TYPES 202
#define _Py_MAX_MANAGED_STATIC_BUILTIN_TYPES 203
#define _Py_MAX_MANAGED_STATIC_EXT_TYPES 10
#define _Py_MAX_MANAGED_STATIC_TYPES \
(_Py_MAX_MANAGED_STATIC_BUILTIN_TYPES + _Py_MAX_MANAGED_STATIC_EXT_TYPES)
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