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bpo-42128: Structural Pattern Matching (PEP 634) (GH-22917)

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Co-authored-by: Guido van Rossum <guido@python.org>
Co-authored-by: Talin <viridia@gmail.com>
Co-authored-by: Pablo Galindo <pablogsal@gmail.com>
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Brandt Bucher 2021-02-26 14:51:55 -08:00 • committed by GitHub
parent cc02b4f2e8
commit 145bf269df
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43 changed files with 10867 additions and 2607 deletions
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5
Include/object.h
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@ -359,6 +359,11 @@ given type object has a specified feature.
#define Py_TPFLAGS_HAVE_AM_SEND (1UL << 21)
#endif
// This undocumented flag gives certain built-ins their unique pattern-matching
// behavior, which allows a single positional subpattern to match against the
// subject itself (rather than a mapped attribute on it):
#define _Py_TPFLAGS_MATCH_SELF (1UL << 22)
/* These flags are used to determine if a type is a subclass. */
#define Py_TPFLAGS_LONG_SUBCLASS (1UL << 24)
#define Py_TPFLAGS_LIST_SUBCLASS (1UL << 25)