Python/C API Reference Manual
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7.1 Fundamental Objects
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7.1.1 Type Objects
PyTypeObject
The C structure of the objects used to describe built-in types.
PyObject*
PyType_Type
This is the type object for type objects; it is the same object as
types.TypeType
in the Python layer.
int
PyType_Check
(
PyObject *o
)
Returns true if the object
o
is a type object, including instances of types derived from the standard type object. Returns false in all other cases.
int
PyType_CheckExact
(
PyObject *o
)
Returns true if the object
o
is a type object, but not a subtype of the standard type object. Returns false in all other cases.
New in version 2.2.
int
PyType_HasFeature
(
PyObject *o, int feature
)
Returns 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.
int
PyType_IsSubtype
(
PyTypeObject *a, PyTypeObject *b
)
Returns true if
a
is a subtype of
b
.
New in version 2.2.
PyObject*
PyType_GenericAlloc
(
PyTypeObject *type, int nitems
)
Return value:
New reference.
New in version 2.2.
PyObject*
PyType_GenericNew
(
PyTypeObject *type, PyObject *args, PyObject *kwds
)
Return value:
New reference.
New in version 2.2.
int
PyType_Ready
(
PyTypeObject *type
)
New in version 2.2.
Python/C API Reference Manual
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7.1 Fundamental Objects
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7.1 Fundamental Objects
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Release 2.2.2, documentation updated on October 14, 2002.
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