Mercurial > cpython-lru_cache-weakref

annotate Include/boolobject.h @ 87690:66c1c9f32567 default tip

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Add use_weakref option to functools.lru_cache The use_weakref option makes lru_cache create weak references to the function arguments when creating the cache key, which prevents them from staying in the memory forever even after all other references to them are gone. This is a proof of concept for http://bugs.python.org/issue19859
author Radomir Dopieralski <devel@sheep.art.pl>
date Tue, 03 Dec 2013 16:02:48 +0100
parents 86a2679dca46
children
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1 /* Boolean object interface */
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2
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3 #ifndef Py_BOOLOBJECT_H
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4 #define Py_BOOLOBJECT_H
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5 #ifdef __cplusplus
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6 extern "C" {
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7 #endif
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8
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9
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10 PyAPI_DATA(PyTypeObject) PyBool_Type;
22787
028ebc8fb390 Oops. Here are the new files. My apologies.
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86a2679dca46 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
Christian Heimes <christian@cheimes.de>
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12 #define PyBool_Check(x) (Py_TYPE(x) == &PyBool_Type)
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13
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14 /* Py_False and Py_True are the only two bools in existence.
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15 Don't forget to apply Py_INCREF() when returning either!!! */
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16
028ebc8fb390 Oops. Here are the new files. My apologies.
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17 /* Don't use these directly */
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18 PyAPI_DATA(struct _longobject) _Py_FalseStruct, _Py_TrueStruct;
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19
028ebc8fb390 Oops. Here are the new files. My apologies.
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20 /* Use these macros */
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parents: 32793
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21 #define Py_False ((PyObject *) &_Py_FalseStruct)
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22 #define Py_True ((PyObject *) &_Py_TrueStruct)
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23
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24 /* Macros for returning Py_True or Py_False, respectively */
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25 #define Py_RETURN_TRUE return Py_INCREF(Py_True), Py_True
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26 #define Py_RETURN_FALSE return Py_INCREF(Py_False), Py_False
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27
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Guido van Rossum <guido@python.org>
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28 /* Function to return a bool from a C long */
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29 PyAPI_FUNC(PyObject *) PyBool_FromLong(long);
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31 #ifdef __cplusplus
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32 }
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33 #endif
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34 #endif /* !Py_BOOLOBJECT_H */