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ðŸ“ ..
ðŸ“„ abstract.h(7.69 KB)
ðŸ“„ bytearrayobject.h(1.14 KB)
ðŸ“„ bytesobject.h(4.32 KB)
ðŸ“„ cellobject.h(1.05 KB)
ðŸ“„ ceval.h(1.61 KB)
ðŸ“„ classobject.h(2.19 KB)
ðŸ“„ code.h(15.81 KB)
ðŸ“„ compile.h(2.6 KB)
ðŸ“„ complexobject.h(1.22 KB)
ðŸ“„ context.h(1.92 KB)
ðŸ“„ descrobject.h(1.6 KB)
ðŸ“„ dictobject.h(4.58 KB)
ðŸ“„ fileobject.h(818 B)
ðŸ“„ fileutils.h(232 B)
ðŸ“„ floatobject.h(900 B)
ðŸ“„ frameobject.h(1.08 KB)
ðŸ“„ funcobject.h(7.02 KB)
ðŸ“„ genobject.h(3.24 KB)
ðŸ“„ import.h(1.58 KB)
ðŸ“„ initconfig.h(7.64 KB)
ðŸ“„ interpreteridobject.h(387 B)
ðŸ“„ listobject.h(1.59 KB)
ðŸ“„ longintrepr.h(4.77 KB)
ðŸ“„ longobject.h(4.57 KB)
ðŸ“„ memoryobject.h(2.22 KB)
ðŸ“„ methodobject.h(2.22 KB)
ðŸ“„ modsupport.h(4.23 KB)
ðŸ“„ object.h(20.71 KB)
ðŸ“„ objimpl.h(3.24 KB)
ðŸ“„ odictobject.h(1.28 KB)
ðŸ“„ picklebufobject.h(848 B)
ðŸ“„ pthread_stubs.h(3.42 KB)
ðŸ“„ pyctype.h(1.35 KB)
ðŸ“„ pydebug.h(1.38 KB)
ðŸ“„ pyerrors.h(4.18 KB)
ðŸ“„ pyfpe.h(444 B)
ðŸ“„ pyframe.h(1.44 KB)
ðŸ“„ pylifecycle.h(3.34 KB)
ðŸ“„ pymem.h(3.3 KB)
ðŸ“„ pystate.h(16.82 KB)
ðŸ“„ pythonrun.h(4.79 KB)
ðŸ“„ pythread.h(1.38 KB)
ðŸ“„ pytime.h(12.11 KB)
ðŸ“„ setobject.h(2.1 KB)
ðŸ“„ sysmodule.h(489 B)
ðŸ“„ traceback.h(444 B)
ðŸ“„ tupleobject.h(1.34 KB)
ðŸ“„ unicodeobject.h(33.66 KB)
ðŸ“„ warnings.h(564 B)
ðŸ“„ weakrefobject.h(1.98 KB)

Editing: setobject.h

#ifndef Py_CPYTHON_SETOBJECT_H
#  error "this header file must not be included directly"
#endif

/* There are three kinds of entries in the table:

1. Unused:  key == NULL and hash == 0
2. Dummy:   key == dummy and hash == -1
3. Active:  key != NULL and key != dummy and hash != -1

The hash field of Unused slots is always zero.

The hash field of Dummy slots are set to -1
meaning that dummy entries can be detected by
either entry->key==dummy or by entry->hash==-1.
*/

#define PySet_MINSIZE 8

typedef struct {
    PyObject *key;
    Py_hash_t hash;             /* Cached hash code of the key */
} setentry;

/* The SetObject data structure is shared by set and frozenset objects.

Invariant for sets:
 - hash is -1

Invariants for frozensets:
 - data is immutable.
 - hash is the hash of the frozenset or -1 if not computed yet.

typedef struct {
    PyObject_HEAD

Py_ssize_t fill;            /* Number active and dummy entries*/
    Py_ssize_t used;            /* Number active entries */

/* The table contains mask + 1 slots, and that's a power of 2.
     * We store the mask instead of the size because the mask is more
     * frequently needed.
     */
    Py_ssize_t mask;

/* The table points to a fixed-size smalltable for small tables
     * or to additional malloc'ed memory for bigger tables.
     * The table pointer is never NULL which saves us from repeated
     * runtime null-tests.
     */
    setentry *table;
    Py_hash_t hash;             /* Only used by frozenset objects */
    Py_ssize_t finger;          /* Search finger for pop() */

setentry smalltable[PySet_MINSIZE];
    PyObject *weakreflist;      /* List of weak references */
} PySetObject;

#define _PySet_CAST(so) \
    (assert(PyAnySet_Check(so)), _Py_CAST(PySetObject*, so))

static inline Py_ssize_t PySet_GET_SIZE(PyObject *so) {
    return _PySet_CAST(so)->used;
}
#define PySet_GET_SIZE(so) PySet_GET_SIZE(_PyObject_CAST(so))

PyAPI_DATA(PyObject *) _PySet_Dummy;

PyAPI_FUNC(int) _PySet_NextEntry(PyObject *set, Py_ssize_t *pos, PyObject **key, Py_hash_t *hash);
PyAPI_FUNC(int) _PySet_Update(PyObject *set, PyObject *iterable);

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