typedef struct _typeobject {

    PyObject_VAR_HEAD

    char *tp_name; /* For printing, in format "<module>.<name>" */

    int tp_basicsize, tp_itemsize; /* For allocation */

    /* Methods to implement standard operations */

    destructor tp_dealloc;

    printfunc tp_print;

    getattrfunc tp_getattr;

    setattrfunc tp_setattr;

    cmpfunc tp_compare;

    reprfunc tp_repr;

    /* Method suites for standard classes */

    PyNumberMethods *tp_as_number;

    PySequenceMethods *tp_as_sequence;

    PyMappingMethods *tp_as_mapping;

    /* More standard operations (here for binary compatibility) */

    hashfunc tp_hash;

    ternaryfunc tp_call;

    reprfunc tp_str;

    getattrofunc tp_getattro;

    setattrofunc tp_setattro;

    /* Functions to access object as input/output buffer */

    PyBufferProcs *tp_as_buffer;

    /* Flags to define presence of optional/expanded features */

    long tp_flags;

    char *tp_doc; /* Documentation string */

    /* Assigned meaning in release 2.0 */

    /* call function for all accessible objects */

    traverseproc tp_traverse;

    /* delete references to contained objects */

    inquiry tp_clear;

    /* Assigned meaning in release 2.1 */

    /* rich comparisons */

    richcmpfunc tp_richcompare;

    /* weak reference enabler */

    long tp_weaklistoffset;

    /* Added in release 2.2 */

    /* Iterators */

    getiterfunc tp_iter;

    iternextfunc tp_iternext;

    /* Attribute descriptor and subclassing stuff */

    struct PyMethodDef *tp_methods;

    struct PyMemberDef *tp_members;

    struct PyGetSetDef *tp_getset;

    struct _typeobject *tp_base;

    PyObject *tp_dict;

    descrgetfunc tp_descr_get;

    descrsetfunc tp_descr_set;

    long tp_dictoffset;

    initproc tp_init;

    allocfunc tp_alloc;

    newfunc tp_new;

    freefunc tp_free; /* Low-level free-memory routine */

    inquiry tp_is_gc; /* For PyObject_IS_GC */

    PyObject *tp_bases;

    PyObject *tp_mro; /* method resolution order */

    PyObject *tp_cache;

    PyObject *tp_subclasses;

    PyObject *tp_weaklist;

} PyTypeObject;