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authorDevtools Arcadia <arcadia-devtools@yandex-team.ru>2022-02-07 18:08:42 +0300
committerDevtools Arcadia <arcadia-devtools@mous.vla.yp-c.yandex.net>2022-02-07 18:08:42 +0300
commit1110808a9d39d4b808aef724c861a2e1a38d2a69 (patch)
treee26c9fed0de5d9873cce7e00bc214573dc2195b7 /contrib/tools/python/src/Include/funcobject.h
downloadydb-1110808a9d39d4b808aef724c861a2e1a38d2a69.tar.gz
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ref:cde9a383711a11544ce7e107a78147fb96cc4029
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+
+/* Function object interface */
+
+#ifndef Py_FUNCOBJECT_H
+#define Py_FUNCOBJECT_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Function objects and code objects should not be confused with each other:
+ *
+ * Function objects are created by the execution of the 'def' statement.
+ * They reference a code object in their func_code attribute, which is a
+ * purely syntactic object, i.e. nothing more than a compiled version of some
+ * source code lines. There is one code object per source code "fragment",
+ * but each code object can be referenced by zero or many function objects
+ * depending only on how many times the 'def' statement in the source was
+ * executed so far.
+ */
+
+typedef struct {
+ PyObject_HEAD
+ PyObject *func_code; /* A code object */
+ PyObject *func_globals; /* A dictionary (other mappings won't do) */
+ PyObject *func_defaults; /* NULL or a tuple */
+ PyObject *func_closure; /* NULL or a tuple of cell objects */
+ PyObject *func_doc; /* The __doc__ attribute, can be anything */
+ PyObject *func_name; /* The __name__ attribute, a string object */
+ PyObject *func_dict; /* The __dict__ attribute, a dict or NULL */
+ PyObject *func_weakreflist; /* List of weak references */
+ PyObject *func_module; /* The __module__ attribute, can be anything */
+
+ /* Invariant:
+ * func_closure contains the bindings for func_code->co_freevars, so
+ * PyTuple_Size(func_closure) == PyCode_GetNumFree(func_code)
+ * (func_closure may be NULL if PyCode_GetNumFree(func_code) == 0).
+ */
+} PyFunctionObject;
+
+PyAPI_DATA(PyTypeObject) PyFunction_Type;
+
+#define PyFunction_Check(op) (Py_TYPE(op) == &PyFunction_Type)
+
+PyAPI_FUNC(PyObject *) PyFunction_New(PyObject *, PyObject *);
+PyAPI_FUNC(PyObject *) PyFunction_GetCode(PyObject *);
+PyAPI_FUNC(PyObject *) PyFunction_GetGlobals(PyObject *);
+PyAPI_FUNC(PyObject *) PyFunction_GetModule(PyObject *);
+PyAPI_FUNC(PyObject *) PyFunction_GetDefaults(PyObject *);
+PyAPI_FUNC(int) PyFunction_SetDefaults(PyObject *, PyObject *);
+PyAPI_FUNC(PyObject *) PyFunction_GetClosure(PyObject *);
+PyAPI_FUNC(int) PyFunction_SetClosure(PyObject *, PyObject *);
+
+/* Macros for direct access to these values. Type checks are *not*
+ done, so use with care. */
+#define PyFunction_GET_CODE(func) \
+ (((PyFunctionObject *)func) -> func_code)
+#define PyFunction_GET_GLOBALS(func) \
+ (((PyFunctionObject *)func) -> func_globals)
+#define PyFunction_GET_MODULE(func) \
+ (((PyFunctionObject *)func) -> func_module)
+#define PyFunction_GET_DEFAULTS(func) \
+ (((PyFunctionObject *)func) -> func_defaults)
+#define PyFunction_GET_CLOSURE(func) \
+ (((PyFunctionObject *)func) -> func_closure)
+
+/* The classmethod and staticmethod types lives here, too */
+PyAPI_DATA(PyTypeObject) PyClassMethod_Type;
+PyAPI_DATA(PyTypeObject) PyStaticMethod_Type;
+
+PyAPI_FUNC(PyObject *) PyClassMethod_New(PyObject *);
+PyAPI_FUNC(PyObject *) PyStaticMethod_New(PyObject *);
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_FUNCOBJECT_H */