Pytype_hasfeature

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August undefined, 2024

Web* PyType_HasFeature(): the change caused a performance regression on macOS, sadly Python cannot be built with LTO. With LTO (all platforms but macOS), my change doesn't affect performances. * Py_TYPE() / Py_SIZE() change: I reverted my change to have more time to prepare affected projects. Two years later, I consider that this preparation work ... WebPyType_HasFeature() was modified to always call PyType_GetFlags() function, rather than …

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WebJul 23, 2014 · With the 2.x version, PyType_HasFeature((t), … WebPyType_HasFeature () was modified to always call PyType_GetFlags () function, rather than accessing directly PyTypeObject.tp_flags. The problem is that on macOS, Python is built without LTO, the PyType_GetFlags () call is not inlined, making functions like tuplegetter_descr_get () slower: see bpo-39542. ridge top - shawnee

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WebJan 31, 2024 · There is a subtly difference between properties of python-objects (object) and c-members (for example int, long long int and so on):In the first case we get the reference to the python-object and could change it. Webint PyType_HasFeature(PyObject *o, int feature)¶ Return true if the type object o sets the … WebRaw Blame. /* Implementation helper: a struct that looks like a tuple. See timemodule and posixmodule for example uses. The structseq helper is considered an internal CPython implementation. detail. Docs for modules using structseqs should call them. "named tuples" (be sure to include a space between the two. ridge tooth

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Pytype_hasfeature

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Webint PyType_HasFeature(PyTypeObject *o, int feature) ¶ 형 객체 o 가 기능 feature 를 설정하면 0이 아닌 값을 반환합니다. 형 기능은 단일 비트 플래그로 표시됩니다. int PyType_IS_GC(PyTypeObject *o) ¶ 형 객체가 순환 검출기에 대한 지원을 포함하고 있으면 참을 반환합니다. 이것은 형 플래그 Py_TPFLAGS_HAVE_GC 를 검사합니다. int … WebJun 16, 2024 · Hi pacsinta, i found two errors into the file py_gpio.c but now i found a new issue. However i corrected two "else if" statements. At the line 247 (as you see in your logs) and 249 there is not any round brackets!

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WebDec 1, 2011 · Then edit the #define MCACHE_CACHEABLE_NAME (name) macro near the top of the file to always be false. Then just recompile Python and the method cache will be gone. Making either of these changes would be enough to stop the cache working, but I think from looking at the code you would want both to stop it doing unnecessary work … WebJul 13, 2000 · Until a clean break in binary compatibility is made (which may or may not happen before 2.0) code that wants to use one of the new struct members must first check that they are available with the PyType_HasFeature () macro:

WebApr 3, 2024 · Issue 40170: [C API] Prepare PyTypeObject structure for a stable ABI: avoid accessing members in the public API - Python tracker Issue40170 This issue tracker has been migrated to GitHub , and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. WebFeb 7, 2013 · int PyType_HasFeature ( PyObject *o, int feature) ¶ Return true if the type object o sets the feature feature. Type features are denoted by single bit flags. int PyType_IS_GC ( PyObject *o) ¶ Return true if the type object includes support for the cycle detector; this tests the type flag Py_TPFLAGS_HAVE_GC. New in version 2.0.

WebJun 19, 2024 · The PyTypeObject structure is the one which evolved the most, simply … Web49 rows · 2 days ago · The macro PyType_HasFeature() takes a type and a flags value, tp …

WebNov 20, 2024 · Isn't it needed to install on Python 3.11 on win64? No, protobuf uses the Python Limited API where possible. Any packages that have abi3 in the name are compatible with that version of Python or higher.. So protobuf-4.21.9-cp310-abi3-win_amd64.whl is compatible with Python 3.10 or higher.We will never need to build a Python 3.11-specific …

WebPyStructSequence_NewType () calls PyType_FromSpecWithBases () which sets the needed flags and even the qualname: PyObject * PyType_FromSpecWithBases (PyType_Spec *spec, PyObject *bases) { PyHeapTypeObject *res; PyMemberDef *memb; PyObject *modname; PyTypeObject *type, *base; PyType_Slot *slot; Py_ssize_t nmembers; char *s, *res_start; … ridge top apartments leavenworth ksWebWhen you iterate over most container objects (lists, tuples, dicts, ...), the iterator delivers the objects in the container. But when you iterate over a string, a new object has to be created for each character delivered - a string is not "a container" in the same sense a list is … ridge top chimney and masonry belfast maineWebFeb 28, 2024 · Python 3.9 will be included in Fedora 33. To make that update smoother, … ridge top cane corsoWebPyTypeObject PyType_Type Part of the Stable ABI. This is the type object for type objects; it is the same object as type in the Python layer. int PyType_Check(PyObject *o) ... int PyType_HasFeature(PyTypeObject *o, int feature) Return non-zero if the type object o sets the feature feature. Type features are denoted by single bit flags. ridge top auto hooversville paWebBefore using this slot, the caller should test whether it is present by using the PyType_HasFeature () function. If present, it may be NULL, indicating that the object's contents cannot be used as 8-bit characters . The slot function may also raise an error if the object's contents cannot be interpreted as 8-bit characters. ridge top exteriors bbbWebNov 25, 2024 · #ifdef Py_LIMITED_API #define PyType_HasFeature (t,f) ( (PyType_GetFlags (t) & (f)) != 0) #else #define PyType_HasFeature (t,f) ( ( (t)->tp_flags & (f)) != 0) #endif So this is normally really trivial (two indirections and a couple of boolean checks) unless Py_LIMITED_API is on, in which case… ??? ridge top exteriors appletonWeb1 day ago · int PyType_HasFeature(PyTypeObject *o, int feature) ¶ Return non-zero if the … ridge top exteriors milwaukee