cpython: 654ec6ed3225 (original) (raw)

--- a/Include/abstract.h +++ b/Include/abstract.h @@ -4,14 +4,6 @@ extern "C" { #endif -#ifdef PY_SSIZE_T_CLEAN -# define PyObject_CallFunction _PyObject_CallFunction_SizeT -# define PyObject_CallMethod _PyObject_CallMethod_SizeT -# ifndef Py_LIMITED_API -# define _PyObject_CallMethodId _PyObject_CallMethodId_SizeT -# endif /* !Py_LIMITED_API / -#endif - / Abstract Object Interface (many thanks to Jim Fulton) / / @@ -134,136 +126,139 @@ Protocols /* Implemented elsewhere: -int PyObject_Print(PyObject *o, FILE *fp, int flags);

• int PyObject_Print(PyObject *o, FILE *fp, int flags);

-Print an object, o, on file, fp. Returns -1 on -error. The flags argument is used to enable certain printing -options. The only option currently supported is Py_Print_RAW.

• Print an object 'o' on file 'fp'. Returns -1 on error. The flags argument
• is used to enable certain printing options. The only option currently
• supported is Py_Print_RAW.

-(What should be said about Py_Print_RAW?)

• (What should be said about Py_Print_RAW?). */

• / / Implemented elsewhere: -int PyObject_HasAttrString(PyObject *o, const char *attr_name);

• int PyObject_HasAttrString(PyObject *o, const char *attr_name); +
• Returns 1 if object 'o' has the attribute attr_name, and 0 otherwise.

-Returns 1 if o has the attribute attr_name, and 0 otherwise. -This is equivalent to the Python expression: -hasattr(o,attr_name).

• This is equivalent to the Python expression: hasattr(o,attr_name).

-This function always succeeds.

• This function always succeeds. */

• / / Implemented elsewhere: -PyObject* PyObject_GetAttrString(PyObject *o, const char *attr_name);

• PyObject* PyObject_GetAttrString(PyObject *o, const char *attr_name);

-Retrieve an attributed named attr_name form object o. -Returns the attribute value on success, or NULL on failure. -This is the equivalent of the Python expression: o.attr_name.

• Retrieve an attributed named attr_name form object o.
• Returns the attribute value on success, or NULL on failure.

• */

• This is the equivalent of the Python expression: o.attr_name. */ +

/* Implemented elsewhere: -int PyObject_HasAttr(PyObject *o, PyObject *attr_name);

• int PyObject_HasAttr(PyObject *o, PyObject *attr_name); +
• Returns 1 if o has the attribute attr_name, and 0 otherwise.

-Returns 1 if o has the attribute attr_name, and 0 otherwise. -This is equivalent to the Python expression: -hasattr(o,attr_name).

• This is equivalent to the Python expression: hasattr(o,attr_name).

-This function always succeeds. -

• */

• This function always succeeds. */

/* Implemented elsewhere: -PyObject* PyObject_GetAttr(PyObject *o, PyObject *attr_name);

• PyObject* PyObject_GetAttr(PyObject *o, PyObject *attr_name); +
• Retrieve an attributed named 'attr_name' form object 'o'.
• Returns the attribute value on success, or NULL on failure. +
• This is the equivalent of the Python expression: o.attr_name. */ +

-Retrieve an attributed named attr_name form object o. -Returns the attribute value on success, or NULL on failure. -This is the equivalent of the Python expression: o.attr_name. +/* Implemented elsewhere: +

• int PyObject_SetAttrString(PyObject *o, const char *attr_name, PyObject *v);

• */

• Set the value of the attribute named attr_name, for object 'o',
• to the value 'v'. Raise an exception and return -1 on failure; return 0 on
• success. +
• This is the equivalent of the Python statement o.attr_name=v. */

/* Implemented elsewhere: -int PyObject_SetAttrString(PyObject *o, const char *attr_name, PyObject *v);

• int PyObject_SetAttr(PyObject *o, PyObject *attr_name, PyObject *v); +
• Set the value of the attribute named attr_name, for object 'o', to the value
• 'v'. an exception and return -1 on failure; return 0 on success. +
• This is the equivalent of the Python statement o.attr_name=v. */ +

+/* Implemented as a macro: +

• int PyObject_DelAttrString(PyObject *o, const char *attr_name); +
• Delete attribute named attr_name, for object o. Returns
• -1 on failure.

-Set the value of the attribute named attr_name, for object o, -to the value v. Raise an exception and return -1 on failure; return 0 on -success. This is the equivalent of the Python statement o.attr_name=v.

• This is the equivalent of the Python statement: del o.attr_name. */ +#define PyObject_DelAttrString(O,A) PyObject_SetAttrString((O),(A), NULL) +

+ +/* Implemented as a macro:

• */

• int PyObject_DelAttr(PyObject *o, PyObject *attr_name); +
• Delete attribute named attr_name, for object o. Returns -1
• on failure. This is the equivalent of the Python
• statement: del o.attr_name. */ +#define PyObject_DelAttr(O,A) PyObject_SetAttr((O),(A), NULL) +

/* Implemented elsewhere: -int PyObject_SetAttr(PyObject *o, PyObject *attr_name, PyObject *v); - -Set the value of the attribute named attr_name, for object o, -to the value v. Raise an exception and return -1 on failure; return 0 on -success. This is the equivalent of the Python statement o.attr_name=v.

• PyObject *PyObject_Repr(PyObject *o);

• / - -/ implemented as a macro: - -int PyObject_DelAttrString(PyObject *o, const char *attr_name);

• Compute the string representation of object 'o'. Returns the
• string representation on success, NULL on failure.

-Delete attribute named attr_name, for object o. Returns --1 on failure. This is the equivalent of the Python -statement: del o.attr_name. -

• / -#define PyObject_DelAttrString(O,A) PyObject_SetAttrString((O),(A),NULL) - -/ implemented as a macro:

• This is the equivalent of the Python expression: repr(o).

-int PyObject_DelAttr(PyObject *o, PyObject *attr_name);

• Called by the repr() built-in function. */

-Delete attribute named attr_name, for object o. Returns -1 -on failure. This is the equivalent of the Python -statement: del o.attr_name. -

• / -#define PyObject_DelAttr(O,A) PyObject_SetAttr((O),(A),NULL) / Implemented elsewhere: -PyObject *PyObject_Repr(PyObject *o);

• PyObject *PyObject_Str(PyObject *o);

-Compute the string representation of object, o. Returns the -string representation on success, NULL on failure. This is -the equivalent of the Python expression: repr(o).

• Compute the string representation of object, o. Returns the
• string representation on success, NULL on failure. +
• This is the equivalent of the Python expression: str(o).

-Called by the repr() built-in function.

• Called by the str() and print() built-in functions. */

• / -/ Implemented elsewhere: +/* Declared elsewhere -PyObject *PyObject_Str(PyObject *o);

• PyAPI_FUNC(int) PyCallable_Check(PyObject *o);

-Compute the string representation of object, o. Returns the -string representation on success, NULL on failure. This is -the equivalent of the Python expression: str(o).)

• Determine if the object, o, is callable. Return 1 if the object is callable
• and 0 otherwise.

-Called by the str() and print() built-in functions.

• This function always succeeds. */

• */
• /* Declared elsewhere - -PyAPI_FUNC(int) PyCallable_Check(PyObject o); +#ifdef PY_SSIZE_T_CLEAN +# define PyObject_CallFunction _PyObject_CallFunction_SizeT +# define PyObject_CallMethod _PyObject_CallMethod_SizeT +# ifndef Py_LIMITED_API +# define _PyObject_CallMethodId _PyObject_CallMethodId_SizeT +# endif / !Py_LIMITED_API */ +#endif -Determine if the object, o, is callable. Return 1 if the -object is callable and 0 otherwise. - -This function always succeeds.
• / / Call a callable Python object 'callable' with arguments given by the tuple 'args' and keywords arguments given by the dictionary 'kwargs'. @@ -276,7 +271,6 @@ This function always succeeds. PyAPI_FUNC(PyObject *) PyObject_Call(PyObject *callable, PyObject *args, PyObject *kwargs);

- #ifndef Py_LIMITED_API PyAPI_FUNC(PyObject*) _PyStack_AsTuple( PyObject stack, @@ -285,9 +279,9 @@ PyAPI_FUNC(PyObject) _PyStack_AsTuple( / Convert keyword arguments from the (stack, kwnames) format to a Python dictionary.

• kwnames must only contains str strings, no subclass, and all keys must
• be unique. kwnames is not checked, usually these checks are done before or later
• calling _PyStack_AsDict(). For example, _PyArg_ParseStack() raises an

• kwnames must only contains str strings, no subclass, and all keys must be
• unique. kwnames is not checked, usually these checks are done before or
• later calling _PyStack_AsDict(). For example, _PyArg_ParseStack() raises an error if a key is not a string. */ PyAPI_FUNC(PyObject *) _PyStack_AsDict( PyObject **values, @@ -369,7 +363,7 @@ PyAPI_FUNC(PyObject *) _Py_CheckFunction Returns the result of the call on success, or NULL on failure. This is the equivalent of the Python expression:

• callable(*args) */

• callable(*args). */ PyAPI_FUNC(PyObject *) PyObject_CallObject(PyObject *callable, PyObject *args);

@@ -382,7 +376,7 @@ PyAPI_FUNC(PyObject *) PyObject_CallObje Returns the result of the call on success, or NULL on failure. This is the equivalent of the Python expression:

• callable(arg1, arg2, ...) */

• callable(arg1, arg2, ...). */ PyAPI_FUNC(PyObject *) PyObject_CallFunction(PyObject *callable, const char *format, ...);

@@ -394,20 +388,17 @@ PyAPI_FUNC(PyObject *) PyObject_CallFunc Returns the result of the call on success, or NULL on failure. This is the equivalent of the Python expression:

• obj.name(arg1, arg2, ...) */

• obj.name(arg1, arg2, ...). */ PyAPI_FUNC(PyObject *) PyObject_CallMethod(PyObject *obj, const char *name, const char *format, ...);

#ifndef Py_LIMITED_API +/* Like PyObject_CallMethod(), but expect a _Py_Identifier*

• as the method name. */ PyAPI_FUNC(PyObject *) _PyObject_CallMethodId(PyObject *obj, _Py_Identifier *name, const char *format, ...);

- -/*

• Like PyObject_CallMethod, but expect a _Py_Identifier* as the
• method name. -*/

#endif /* !Py_LIMITED_API */ PyAPI_FUNC(PyObject *) _PyObject_CallFunction_SizeT(PyObject *callable, @@ -433,23 +424,25 @@ PyAPI_FUNC(PyObject *) _PyObject_CallMet Returns the result of the call on success, or NULL on failure. This is the equivalent of the Python expression:

• callable(arg1, arg2, ...) */

• callable(arg1, arg2, ...). */ PyAPI_FUNC(PyObject *) PyObject_CallFunctionObjArgs(PyObject *callable, ...);

#ifndef Py_LIMITED_API +/* Similar PyObject_CallFunctionObjArgs(), but pass positional arguments

• as a va_list: list of PyObject* object. */ PyAPI_FUNC(PyObject *) _PyObject_VaCallFunctionObjArgs( PyObject *callable, va_list vargs);

#endif

• /* -Call the method named 'name' of object 'obj' with a variable number of -C arguments. The C arguments are provided as PyObject * -values, terminated by NULL. Returns the result of the call -on success, or NULL on failure. This is the equivalent of -the Python expression: obj.name(args).
• / +/ Call the method named 'name' of object 'obj' with a variable number of

• C arguments. The C arguments are provided as PyObject* values, terminated
• by NULL. +
• Returns the result of the call on success, or NULL on failure. +
• This is the equivalent of the Python expression: obj.name(*args). */

PyAPI_FUNC(PyObject *) PyObject_CallMethodObjArgs( PyObject *obj, @@ -466,190 +459,166 @@ PyAPI_FUNC(PyObject ) _PyObject_CallMet / Implemented elsewhere: -long PyObject_Hash(PyObject *o);

• long PyObject_Hash(PyObject *o); +
• Compute and return the hash, hash_value, of an object, o. On
• failure, return -1. +
• This is the equivalent of the Python expression: hash(o). */ +

-Compute and return the hash, hash_value, of an object, o. On -failure, return -1. This is the equivalent of the Python -expression: hash(o).

• / +/ Implemented elsewhere: +

• int PyObject_IsTrue(PyObject *o); +
• Returns 1 if the object, o, is considered to be true, 0 if o is
• considered to be false and -1 on failure. +
• This is equivalent to the Python expression: not not o. */

/* Implemented elsewhere: -int PyObject_IsTrue(PyObject *o);

• int PyObject_Not(PyObject *o);

-Returns 1 if the object, o, is considered to be true, 0 if o is -considered to be false and -1 on failure. This is equivalent to the -Python expression: not not o

• */

• Returns 0 if the object, o, is considered to be true, 1 if o is
• considered to be false and -1 on failure. +
• This is equivalent to the Python expression: not o. */

-/* Implemented elsewhere: -int PyObject_Not(PyObject o); +/ Get the type of an object. -Returns 0 if the object, o, is considered to be true, 1 if o is -considered to be false and -1 on failure. This is equivalent to the -Python expression: not o

• */

• On success, returns a type object corresponding to the object type of object
• 'o'. On failure, returns NULL.
• This is equivalent to the Python expression: type(o) */ PyAPI_FUNC(PyObject *) PyObject_Type(PyObject *o);

• /* -On success, returns a type object corresponding to the object -type of object o. On failure, returns NULL. This is -equivalent to the Python expression: type(o).
• / + +/ Return the size of object 'o'. If the object 'o' provides both sequence and

• mapping protocols, the sequence size is returned.
• On error, -1 is returned. +
• This is the equivalent to the Python expression: len(o) */ PyAPI_FUNC(Py_ssize_t) PyObject_Size(PyObject *o);

• /* -Return the size of object o. If the object, o, provides -both sequence and mapping protocols, the sequence size is -returned. On error, -1 is returned. This is the equivalent -to the Python expression: len(o).
• / / For DLL compatibility */

#undef PyObject_Length PyAPI_FUNC(Py_ssize_t) PyObject_Length(PyObject *o); #define PyObject_Length PyObject_Size + #ifndef Py_LIMITED_API PyAPI_FUNC(int) _PyObject_HasLen(PyObject o); + +/ Guess the size of object 'o' using len(o) or o.length_hint().

• If neither of those return a non-negative value, then return the default
• value. If one of the calls fails, this function returns -1. */ PyAPI_FUNC(Py_ssize_t) PyObject_LengthHint(PyObject *o, Py_ssize_t);

#endif

• /* -Guess the size of object o using len(o) or o.length_hint(). -If neither of those return a non-negative value, then return the -default value. If one of the calls fails, this function returns -1.
• / +/ Return element of 'o' corresponding to the object 'key'. Return NULL

• on failure.
• This is the equivalent of the Python expression: o[key] */ PyAPI_FUNC(PyObject *) PyObject_GetItem(PyObject *o, PyObject *key);

• /* -Return element of o corresponding to the object, key, or NULL -on failure. This is the equivalent of the Python expression: -o[key].
• / + +/ Map the object 'key' to the value 'v' into 'o'.

• Raise an exception and return -1 on failure; return 0 on success. +
• This is the equivalent of the Python statement: o[key]=v. */ PyAPI_FUNC(int) PyObject_SetItem(PyObject *o, PyObject *key, PyObject *v);

• /* -Map the object key to the value v. Raise an exception and return -1 -on failure; return 0 on success. This is the equivalent of the Python -statement o[key]=v.
• / +/ Remove the mapping for object, key, from the object 'o'.

• Returns -1 on failure.
• This is equivalent to the Python statement: del o[key]. */ PyAPI_FUNC(int) PyObject_DelItemString(PyObject *o, const char *key);

• /* -Remove the mapping for object, key, from the object *o. -Returns -1 on failure. This is equivalent to -the Python statement: del o[key].
• / +/ Delete the mapping for key from object 'o'. Returns -1 on failure.

• This is the equivalent of the Python statement: del o[key]. */ PyAPI_FUNC(int) PyObject_DelItem(PyObject *o, PyObject *key);

• /* -Delete the mapping for key from *o. Returns -1 on failure. -This is the equivalent of the Python statement: del o[key].
• / -/ old buffer API
• FIXME: usage of these should all be replaced in Python itself +/* === Old Buffer API ============================================ */ +

+/* FIXME: usage of these should all be replaced in Python itself but for backwards compatibility we will implement them. Their usage without a corresponding "unlock" mechanism may create issues (but they would already be there). / +/ Takes an arbitrary object which must support the (character, single segment)

• buffer interface and returns a pointer to a read-only memory location
• useable as character based input for subsequent processing. +
• Return 0 on success. buffer and buffer_len are only set in case no error
• occurs. Otherwise, -1 is returned and an exception set. */ PyAPI_FUNC(int) PyObject_AsCharBuffer(PyObject *obj, const char **buffer, Py_ssize_t *buffer_len) Py_DEPRECATED(3.0);

• / -Takes an arbitrary object which must support the (character, -single segment) buffer interface and returns a pointer to a -read-only memory location useable as character based input -for subsequent processing. +/ Checks whether an arbitrary object supports the (character, single segment)

• buffer interface.

-0 is returned on success. buffer and buffer_len are only -set in case no error occurs. Otherwise, -1 is returned and -an exception set.

• */ -

• Returns 1 on success, 0 on failure. */ PyAPI_FUNC(int) PyObject_CheckReadBuffer(PyObject *obj) Py_DEPRECATED(3.0);

-/ -Checks whether an arbitrary object supports the (character, -single segment) buffer interface. Returns 1 on success, 0 -on failure. -/ +/* Same as PyObject_AsCharBuffer() except that this API expects (readable,

• single segment) buffer interface and returns a pointer to a read-only memory
• location which can contain arbitrary data.
• 0 is returned on success. buffer and buffer_len are only set in case no
• error occurs. Otherwise, -1 is returned and an exception set. */ PyAPI_FUNC(int) PyObject_AsReadBuffer(PyObject *obj, const void **buffer, Py_ssize_t *buffer_len) Py_DEPRECATED(3.0);

• / -Same as PyObject_AsCharBuffer() except that this API expects -(readable, single segment) buffer interface and returns a -pointer to a read-only memory location which can contain -arbitrary data. +/ Takes an arbitrary object which must support the (writable, single segment)

• buffer interface and returns a pointer to a writable memory location in
• buffer of size 'buffer_len'.

-0 is returned on success. buffer and buffer_len are only -set in case no error occurs. Otherwise, -1 is returned and -an exception set.

• */ -

• Return 0 on success. buffer and buffer_len are only set in case no error
• occurs. Otherwise, -1 is returned and an exception set. */ PyAPI_FUNC(int) PyObject_AsWriteBuffer(PyObject *obj, void **buffer, Py_ssize_t *buffer_len) Py_DEPRECATED(3.0);

• /* -Takes an arbitrary object which must support the (writable, -single segment) buffer interface and returns a pointer to a -writable memory location in buffer of size buffer_len. -0 is returned on success. buffer and buffer_len are only -set in case no error occurs. Otherwise, -1 is returned and -an exception set.
• / - -/ new buffer API / +/ === New Buffer API ============================================ */

#ifndef Py_LIMITED_API + +/* Return 1 if the getbuffer function is available, otherwise return 0. / #define PyObject_CheckBuffer(obj) [](#l1.567) (((obj)->ob_type->tp_as_buffer != NULL) && [](#l1.568) ((obj)->ob_type->tp_as_buffer->bf_getbuffer != NULL)) -/ Return 1 if the getbuffer function is available, otherwise

• return 0 / +/ This is a C-API version of the getbuffer function call. It checks

• to make sure object has the required function pointer and issues the
• call.
• Returns -1 and raises an error on failure and returns 0 on success. */ PyAPI_FUNC(int) PyObject_GetBuffer(PyObject *obj, Py_buffer *view, int flags);

-/* This is a C-API version of the getbuffer function call. It checks

• to make sure object has the required function pointer and issues the
• call. Returns -1 and raises an error on failure and returns 0 on
• success -*/ -

+/* Get the memory area pointed to by the indices for the buffer given.

• Note that view->ndim is the assumed size of indices. */ PyAPI_FUNC(void *) PyBuffer_GetPointer(Py_buffer *view, Py_ssize_t *indices);

-/* Get the memory area pointed to by the indices for the buffer given.

• Note that view->ndim is the assumed size of indices -*/ -

+/* Return the implied itemsize of the data-format area from a

• struct-style description. */ PyAPI_FUNC(int) PyBuffer_SizeFromFormat(const char *);

-/* Return the implied itemsize of the data-format area from a

• struct-style description */ -

- - /* Implementation in memoryobject.c */ PyAPI_FUNC(int) PyBuffer_ToContiguous(void *buf, Py_buffer *view, Py_ssize_t len, char order); @@ -657,7 +626,6 @@ PyAPI_FUNC(int) PyBuffer_ToContiguous(vo PyAPI_FUNC(int) PyBuffer_FromContiguous(Py_buffer *view, void buf, Py_ssize_t len, char order); - / Copy len bytes of data from the contiguous chunk of memory pointed to by buf into the buffer exported by obj. Return 0 on success and return -1 and raise a PyBuffer_Error on @@ -670,703 +638,537 @@ PyAPI_FUNC(int) PyBuffer_FromContiguous( fort is 'C', then the data will be copied into the array in C-style (last dimension varies the fastest). If fort is 'A', then it does not matter and the copy will be made

• in whatever way is more efficient. -

-*/ -

• in whatever way is more efficient. */ PyAPI_FUNC(int) PyObject_CopyData(PyObject *dest, PyObject *src);

-/* Copy the data from the src buffer to the buffer of destination

• / - +/ Copy the data from the src buffer to the buffer of destination. */ PyAPI_FUNC(int) PyBuffer_IsContiguous(const Py_buffer *view, char fort); - +/*Fill the strides array with byte-strides of a contiguous

• (Fortran-style if fort is 'F' or C-style otherwise)
• array of the given shape with the given number of bytes
• per element. */ PyAPI_FUNC(void) PyBuffer_FillContiguousStrides(int ndims, Py_ssize_t *shape, Py_ssize_t *strides, int itemsize, char fort);

-/* Fill the strides array with byte-strides of a contiguous

• (Fortran-style if fort is 'F' or C-style otherwise)
• array of the given shape with the given number of bytes
• per element.

-/ +/ Fills in a buffer-info structure correctly for an exporter

• that can only share a contiguous chunk of memory of
• "unsigned bytes" of the given length.
• Returns 0 on success and -1 (with raising an error) on error. */ PyAPI_FUNC(int) PyBuffer_FillInfo(Py_buffer *view, PyObject *o, void *buf, Py_ssize_t len, int readonly, int flags);

-/* Fills in a buffer-info structure correctly for an exporter

• that can only share a contiguous chunk of memory of
• "unsigned bytes" of the given length. Returns 0 on success
• and -1 (with raising an error) on error.
• / - +/ Releases a Py_buffer obtained from getbuffer ParseTuple's "s*". / PyAPI_FUNC(void) PyBuffer_Release(Py_buffer view); -/ Releases a Py_buffer obtained from getbuffer ParseTuple's s.
• */

#endif /* Py_LIMITED_API / -PyAPI_FUNC(PyObject ) PyObject_Format(PyObject obj, +/ Takes an arbitrary object and returns the result of calling

• obj.format(format_spec). */ +PyAPI_FUNC(PyObject *) PyObject_Format(PyObject *obj, PyObject *format_spec);

• /* -Takes an arbitrary object and returns the result of -calling obj.format(format_spec).
• / + -/ Iterators / +/ ==== Iterators ================================================ / +/ Takes an object and returns an iterator for it.

• This is typically a new iterator but if the argument is an iterator, this
• returns itself. */ PyAPI_FUNC(PyObject *) PyObject_GetIter(PyObject *);

• /* Takes an object and returns an iterator for it. -This is typically a new iterator but if the argument -is an iterator, this returns itself. */

#define PyIter_Check(obj) [](#l1.692) ((obj)->ob_type->tp_iternext != NULL && [](#l1.693) (obj)->ob_type->tp_iternext != &_PyObject_NextNotImplemented) +/* Takes an iterator object and calls its tp_iternext slot,

• returning the next value. +
• If the iterator is exhausted, this returns NULL without setting an
• exception. +
• NULL with an exception means an error occurred. */ PyAPI_FUNC(PyObject *) PyIter_Next(PyObject *);

• /* Takes an iterator object and calls its tp_iternext slot, -returning the next value. If the iterator is exhausted, -this returns NULL without setting an exception. -NULL with an exception means an error occurred. / / === Number Protocol ================================================== / +/ Returns 1 if the object 'o' provides numeric protocols, and 0 otherwise. +

• This function always succeeds. */ PyAPI_FUNC(int) PyNumber_Check(PyObject *o);

• / -Returns 1 if the object, o, provides numeric protocols, and -false otherwise. +/ Returns the result of adding o1 and o2, or NULL on failure. -This function always succeeds.
• */ -

• This is the equivalent of the Python expression: o1 + o2. */ PyAPI_FUNC(PyObject *) PyNumber_Add(PyObject *o1, PyObject *o2);

• /* -Returns the result of adding o1 and o2, or null on failure. -This is the equivalent of the Python expression: o1+o2.
• / +/ Returns the result of subtracting o2 from o1, or NULL on failure.

• This is the equivalent of the Python expression: o1 - o2. */ PyAPI_FUNC(PyObject *) PyNumber_Subtract(PyObject *o1, PyObject *o2);

• /* -Returns the result of subtracting o2 from o1, or null on -failure. This is the equivalent of the Python expression: -o1-o2.
• / +/ Returns the result of multiplying o1 and o2, or NULL on failure.

• This is the equivalent of the Python expression: o1 * o2. */ PyAPI_FUNC(PyObject *) PyNumber_Multiply(PyObject *o1, PyObject *o2);

• / -Returns the result of multiplying o1 and o2, or null on -failure. This is the equivalent of the Python expression: -o1o2.
• / - +/ This is the equivalent of the Python expression: o1 @ o2. */ PyAPI_FUNC(PyObject *) PyNumber_MatrixMultiply(PyObject *o1, PyObject *o2);
• /* -This is the equivalent of the Python expression: o1 @ o2.
• / +/ Returns the result of dividing o1 by o2 giving an integral result,

• or NULL on failure.
• This is the equivalent of the Python expression: o1 // o2. */ PyAPI_FUNC(PyObject *) PyNumber_FloorDivide(PyObject *o1, PyObject *o2);

• /* -Returns the result of dividing o1 by o2 giving an integral result, -or null on failure. -This is the equivalent of the Python expression: o1//o2.
• / +/ Returns the result of dividing o1 by o2 giving a float result, or NULL on

• failure.
• This is the equivalent of the Python expression: o1 / o2. */ PyAPI_FUNC(PyObject *) PyNumber_TrueDivide(PyObject *o1, PyObject *o2);

• /* -Returns the result of dividing o1 by o2 giving a float result, -or null on failure. -This is the equivalent of the Python expression: o1/o2.
• / +/ Returns the remainder of dividing o1 by o2, or NULL on failure.

• This is the equivalent of the Python expression: o1 % o2. */ PyAPI_FUNC(PyObject *) PyNumber_Remainder(PyObject *o1, PyObject *o2);

• /* -Returns the remainder of dividing o1 by o2, or null on -failure. This is the equivalent of the Python expression: -o1%o2.
• / +/ See the built-in function divmod.

• Returns NULL on failure. +
• This is the equivalent of the Python expression: divmod(o1, o2). */ PyAPI_FUNC(PyObject *) PyNumber_Divmod(PyObject *o1, PyObject *o2);

• /* -See the built-in function divmod. Returns NULL on failure. -This is the equivalent of the Python expression: -divmod(o1,o2).
• / +/ See the built-in function pow. Returns NULL on failure.

• This is the equivalent of the Python expression: pow(o1, o2, o3),
• where o3 is optional. */ PyAPI_FUNC(PyObject *) PyNumber_Power(PyObject *o1, PyObject *o2, PyObject *o3);

• /* -See the built-in function pow. Returns NULL on failure. -This is the equivalent of the Python expression: -pow(o1,o2,o3), where o3 is optional.
• / +/ Returns the negation of o on success, or NULL on failure.

• This is the equivalent of the Python expression: -o. */ PyAPI_FUNC(PyObject *) PyNumber_Negative(PyObject *o);

• /* -Returns the negation of o on success, or null on failure. -This is the equivalent of the Python expression: -o.
• / +/ Returns the positive of o on success, or NULL on failure.

• This is the equivalent of the Python expression: +o. */ PyAPI_FUNC(PyObject *) PyNumber_Positive(PyObject *o);

• /* -Returns the (what?) of o on success, or NULL on failure. -This is the equivalent of the Python expression: +o.
• / +/ Returns the absolute value of 'o', or NULL on failure.

• This is the equivalent of the Python expression: abs(o). */ PyAPI_FUNC(PyObject *) PyNumber_Absolute(PyObject *o);

• /* -Returns the absolute value of o, or null on failure. This is -the equivalent of the Python expression: abs(o).
• / +/ Returns the bitwise negation of 'o' on success, or NULL on failure.

• This is the equivalent of the Python expression: ~o. */ PyAPI_FUNC(PyObject *) PyNumber_Invert(PyObject *o);

• /* -Returns the bitwise negation of o on success, or NULL on -failure. This is the equivalent of the Python expression: -~o.
• / +/ Returns the result of left shifting o1 by o2 on success, or NULL on failure.

• This is the equivalent of the Python expression: o1 << o2. */ PyAPI_FUNC(PyObject *) PyNumber_Lshift(PyObject *o1, PyObject *o2);

• /* -Returns the result of left shifting o1 by o2 on success, or -NULL on failure. This is the equivalent of the Python -expression: o1 << o2.
• / +/ Returns the result of right shifting o1 by o2 on success, or NULL on

• failure.
• This is the equivalent of the Python expression: o1 >> o2. */ PyAPI_FUNC(PyObject *) PyNumber_Rshift(PyObject *o1, PyObject *o2);

• /* -Returns the result of right shifting o1 by o2 on success, or -NULL on failure. This is the equivalent of the Python -expression: o1 >> o2.
• / +/ Returns the result of bitwise and of o1 and o2 on success, or NULL on

• failure.
• This is the equivalent of the Python expression: o1 & o2. */ PyAPI_FUNC(PyObject *) PyNumber_And(PyObject *o1, PyObject *o2);

• / -Returns the result of bitwise and of o1 and o2 on success, or -NULL on failure. This is the equivalent of the Python -expression: o1&o2. +/ Returns the bitwise exclusive or of o1 by o2 on success, or NULL on failure.
• */ -

• This is the equivalent of the Python expression: o1 ^ o2. */ PyAPI_FUNC(PyObject *) PyNumber_Xor(PyObject *o1, PyObject *o2);

• /* -Returns the bitwise exclusive or of o1 by o2 on success, or -NULL on failure. This is the equivalent of the Python -expression: o1^o2.
• / +/ Returns the result of bitwise or on o1 and o2 on success, or NULL on

• failure.
• This is the equivalent of the Python expression: o1 | o2. */ PyAPI_FUNC(PyObject *) PyNumber_Or(PyObject *o1, PyObject *o2);

• /* -Returns the result of bitwise or on o1 and o2 on success, or -NULL on failure. This is the equivalent of the Python -expression: o1|o2.
• */ +#define PyIndex_Check(obj) [](#l1.906)

• ((obj)->ob_type->tp_as_number != NULL && [](#l1.907)

• (obj)->ob_type->tp_as_number->nb_index != NULL)[](#l1.908)

-#define PyIndex_Check(obj) [](#l1.910)

• ((obj)->ob_type->tp_as_number != NULL && [](#l1.911)
• (obj)->ob_type->tp_as_number->nb_index != NULL)

- +/* Returns the object 'o' converted to a Python int, or NULL with an exception

• raised on failure. */ PyAPI_FUNC(PyObject *) PyNumber_Index(PyObject *o);

• /* -Returns the object converted to a Python int -or NULL with an error raised on failure.
• / +/ Returns the object 'o' converted to Py_ssize_t by going through

• PyNumber_Index() first.
• If an overflow error occurs while converting the int to Py_ssize_t, then the
• second argument 'exc' is the error-type to return. If it is NULL, then the
• overflow error is cleared and the value is clipped. */ PyAPI_FUNC(Py_ssize_t) PyNumber_AsSsize_t(PyObject *o, PyObject *exc);

• /* -Returns the object converted to Py_ssize_t by going through -PyNumber_Index first. If an overflow error occurs while -converting the int to Py_ssize_t, then the second argument -is the error-type to return. If it is NULL, then the overflow error -is cleared and the value is clipped.
• / +/ Returns the object 'o' converted to an integer object on success, or NULL

• on failure.
• This is the equivalent of the Python expression: int(o). */ PyAPI_FUNC(PyObject *) PyNumber_Long(PyObject *o);

• /* -Returns the o converted to an integer object on success, or -NULL on failure. This is the equivalent of the Python -expression: int(o).
• / +/ Returns the object 'o' converted to a float object on success, or NULL

• on failure.
• This is the equivalent of the Python expression: float(o). */ PyAPI_FUNC(PyObject *) PyNumber_Float(PyObject *o);

• /* -Returns the o converted to a float object on success, or NULL -on failure. This is the equivalent of the Python expression: -float(o).
• / + +/ --- In-place variants of (some of) the above number protocol functions -- / +/ Returns the result of adding o2 to o1, possibly in-place, or NULL

• on failure.

-/* In-place variants of (some of) the above number protocol functions */ -

• This is the equivalent of the Python expression: o1 += o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceAdd(PyObject *o1, PyObject *o2);

• /* -Returns the result of adding o2 to o1, possibly in-place, or null -on failure. This is the equivalent of the Python expression: -o1 += o2.
• / +/ Returns the result of subtracting o2 from o1, possibly in-place or

• NULL on failure.
• This is the equivalent of the Python expression: o1 -= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceSubtract(PyObject *o1, PyObject *o2);

• /* -Returns the result of subtracting o2 from o1, possibly in-place or -null on failure. This is the equivalent of the Python expression: -o1 -= o2.
• / +/ Returns the result of multiplying o1 by o2, possibly in-place, or NULL on

• failure.
• This is the equivalent of the Python expression: o1 *= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceMultiply(PyObject *o1, PyObject *o2);

• /* -Returns the result of multiplying o1 by o2, possibly in-place, or -null on failure. This is the equivalent of the Python expression: -o1 *= o2.
• / - +/ This is the equivalent of the Python expression: o1 @= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceMatrixMultiply(PyObject *o1, PyObject *o2);
• /* -This is the equivalent of the Python expression: o1 @= o2.
• / +/ Returns the result of dividing o1 by o2 giving an integral result, possibly

• in-place, or NULL on failure.
• This is the equivalent of the Python expression: o1 /= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceFloorDivide(PyObject *o1, PyObject *o2);

• /* -Returns the result of dividing o1 by o2 giving an integral result, -possibly in-place, or null on failure. -This is the equivalent of the Python expression: -o1 /= o2.
• / +/ Returns the result of dividing o1 by o2 giving a float result, possibly

• in-place, or null on failure.
• This is the equivalent of the Python expression: o1 /= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceTrueDivide(PyObject *o1, PyObject *o2);

• /* -Returns the result of dividing o1 by o2 giving a float result, -possibly in-place, or null on failure. -This is the equivalent of the Python expression: -o1 /= o2.
• / +/ Returns the remainder of dividing o1 by o2, possibly in-place, or NULL on

• failure.
• This is the equivalent of the Python expression: o1 %= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceRemainder(PyObject *o1, PyObject *o2);

• /* -Returns the remainder of dividing o1 by o2, possibly in-place, or -null on failure. This is the equivalent of the Python expression: -o1 %= o2.
• / +/ Returns the result of raising o1 to the power of o2, possibly in-place,

• or NULL on failure.
• This is the equivalent of the Python expression: o1 **= o2,
• or o1 = pow(o1, o2, o3) if o3 is present. */ PyAPI_FUNC(PyObject *) PyNumber_InPlacePower(PyObject *o1, PyObject *o2, PyObject *o3);

• /* -Returns the result of raising o1 to the power of o2, possibly -in-place, or null on failure. This is the equivalent of the Python -expression: o1 **= o2, or pow(o1, o2, o3) if o3 is present.
• / +/ Returns the result of left shifting o1 by o2, possibly in-place, or NULL

• on failure.
• This is the equivalent of the Python expression: o1 <<= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceLshift(PyObject *o1, PyObject *o2);

• /* -Returns the result of left shifting o1 by o2, possibly in-place, or -null on failure. This is the equivalent of the Python expression: -o1 <<= o2.
• / +/ Returns the result of right shifting o1 by o2, possibly in-place or NULL

• on failure.
• This is the equivalent of the Python expression: o1 >>= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceRshift(PyObject *o1, PyObject *o2);

• /* -Returns the result of right shifting o1 by o2, possibly in-place or -null on failure. This is the equivalent of the Python expression: -o1 >>= o2.
• / +/ Returns the result of bitwise and of o1 and o2, possibly in-place, or NULL

• on failure.
• This is the equivalent of the Python expression: o1 &= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceAnd(PyObject *o1, PyObject *o2);

• /* -Returns the result of bitwise and of o1 and o2, possibly in-place, -or null on failure. This is the equivalent of the Python -expression: o1 &= o2.
• / +/ Returns the bitwise exclusive or of o1 by o2, possibly in-place, or NULL

• on failure.
• This is the equivalent of the Python expression: o1 ^= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceXor(PyObject *o1, PyObject *o2);

• /* -Returns the bitwise exclusive or of o1 by o2, possibly in-place, or -null on failure. This is the equivalent of the Python expression: -o1 ^= o2.
• / +/ Returns the result of bitwise or of o1 and o2, possibly in-place,

• or NULL on failure.
• This is the equivalent of the Python expression: o1 |= o2. */ PyAPI_FUNC(PyObject *) PyNumber_InPlaceOr(PyObject *o1, PyObject *o2);

• /* -Returns the result of bitwise or of o1 and o2, possibly in-place, -or null on failure. This is the equivalent of the Python -expression: o1 |= o2.
• / +/ Returns the integer n converted to a string with a base, with a base

• marker of 0b, 0o or 0x prefixed if applicable.
• If n is not an int object, it is converted with PyNumber_Index first. */ PyAPI_FUNC(PyObject *) PyNumber_ToBase(PyObject *n, int base);

• /* -Returns the integer n converted to a string with a base, with a base -marker of 0b, 0o or 0x prefixed if applicable. -If n is not an int object, it is converted with PyNumber_Index first.
• / - / === Sequence protocol ================================================ / +/ Return 1 if the object provides sequence protocol, and zero

• otherwise. +
• This function always succeeds. */ PyAPI_FUNC(int) PySequence_Check(PyObject *o);

• /* -Return 1 if the object provides sequence protocol, and zero -otherwise. - -This function always succeeds.
• / - +/ Return the size of sequence object o, or -1 on failure. */ PyAPI_FUNC(Py_ssize_t) PySequence_Size(PyObject *o);
• /* -Return the size of sequence object o, or -1 on failure.
• / - / For DLL compatibility */

#undef PySequence_Length

• PyAPI_FUNC(Py_ssize_t) PySequence_Length(PyObject *o);[](#l1.1146)

+PyAPI_FUNC(Py_ssize_t) PySequence_Length(PyObject o); #define PySequence_Length PySequence_Size +/ Return the concatenation of o1 and o2 on success, and NULL on failure. +

• This is the equivalent of the Python expression: o1 + o2. */ PyAPI_FUNC(PyObject *) PySequence_Concat(PyObject *o1, PyObject *o2);

• /* -Return the concatenation of o1 and o2 on success, and NULL on -failure. This is the equivalent of the Python -expression: o1+o2.
• / +/ Return the result of repeating sequence object 'o' 'count' times,

• or NULL on failure.
• This is the equivalent of the Python expression: o * count. */ PyAPI_FUNC(PyObject *) PySequence_Repeat(PyObject *o, Py_ssize_t count);

• / -Return the result of repeating sequence object o count times, -or NULL on failure. This is the equivalent of the Python -expression: o1count.
• / +/ Return the ith element of o, or NULL on failure.

• This is the equivalent of the Python expression: o[i]. */ PyAPI_FUNC(PyObject *) PySequence_GetItem(PyObject *o, Py_ssize_t i);

• /* -Return the ith element of o, or NULL on failure. This is the -equivalent of the Python expression: o[i].
• / +/ Return the slice of sequence object o between i1 and i2, or NULL on failure.

• This is the equivalent of the Python expression: o[i1:i2]. */ PyAPI_FUNC(PyObject *) PySequence_GetSlice(PyObject *o, Py_ssize_t i1, Py_ssize_t i2);

• /* -Return the slice of sequence object o between i1 and i2, or -NULL on failure. This is the equivalent of the Python -expression: o[i1:i2].
• / +/ Assign object 'v' to the ith element of the sequence 'o'. Raise an exception

• and return -1 on failure; return 0 on success.
• This is the equivalent of the Python statement o[i] = v. */ PyAPI_FUNC(int) PySequence_SetItem(PyObject *o, Py_ssize_t i, PyObject *v);

• /* -Assign object v to the ith element of o. Raise an exception and return --1 on failure; return 0 on success. This is the equivalent of the -Python statement o[i]=v.
• / +/ Delete the 'i'-th element of the sequence 'v'. Returns -1 on failure.

• This is the equivalent of the Python statement: del o[i]. */ PyAPI_FUNC(int) PySequence_DelItem(PyObject *o, Py_ssize_t i);

• /* -Delete the ith element of object v. Returns --1 on failure. This is the equivalent of the Python -statement: del o[i].
• / +/ Assign the sequence object 'v' to the slice in sequence object 'o',

• from 'i1' to 'i2'. Returns -1 on failure.
• This is the equivalent of the Python statement: o[i1:i2] = v. */ PyAPI_FUNC(int) PySequence_SetSlice(PyObject *o, Py_ssize_t i1, Py_ssize_t i2, PyObject *v);

• /* -Assign the sequence object, v, to the slice in sequence -object, o, from i1 to i2. Returns -1 on failure. This is the -equivalent of the Python statement: o[i1:i2]=v.
• / +/ Delete the slice in sequence object 'o' from 'i1' to 'i2'.

• Returns -1 on failure.
• This is the equivalent of the Python statement: del o[i1:i2]. */ PyAPI_FUNC(int) PySequence_DelSlice(PyObject *o, Py_ssize_t i1, Py_ssize_t i2);

• /* -Delete the slice in sequence object, o, from i1 to i2. -Returns -1 on failure. This is the equivalent of the Python -statement: del o[i1:i2].
• / +/ Returns the sequence 'o' as a tuple on success, and NULL on failure.

• This is equivalent to the Python expression: tuple(o). */ PyAPI_FUNC(PyObject *) PySequence_Tuple(PyObject *o);

• /* -Returns the sequence, o, as a tuple on success, and NULL on failure. -This is equivalent to the Python expression: tuple(o)
• / - - +/ Returns the sequence 'o' as a list on success, and NULL on failure.

• This is equivalent to the Python expression: list(o) */ PyAPI_FUNC(PyObject *) PySequence_List(PyObject *o);

• /* -Returns the sequence, o, as a list on success, and NULL on failure. -This is equivalent to the Python expression: list(o)
• / + +/ Return the sequence 'o' as a list, unless it's already a tuple or list.

• Use PySequence_Fast_GET_ITEM to access the members of this list, and
• PySequence_Fast_GET_SIZE to get its length. +
• Returns NULL on failure. If the object does not support iteration, raises a
• TypeError exception with 'm' as the message text. */ PyAPI_FUNC(PyObject *) PySequence_Fast(PyObject o, const char m);

• /* -Return the sequence, o, as a list, unless it's already a -tuple or list. Use PySequence_Fast_GET_ITEM to access the -members of this list, and PySequence_Fast_GET_SIZE to get its length. -Returns NULL on failure. If the object does not support iteration, -raises a TypeError exception with m as the message text.
• / - +/ Return the size of the sequence 'o', assuming that 'o' was returned by

• PySequence_Fast and is not NULL. */

#define PySequence_Fast_GET_SIZE(o) [](#l1.1273) (PyList_Check(o) ? PyList_GET_SIZE(o) : PyTuple_GET_SIZE(o))

•   /*[](#l1.1275)

• Return the size of o, assuming that o was returned by[](#l1.1276)

• PySequence_Fast and is not NULL.[](#l1.1277)

•   */[](#l1.1278)

+/* Return the 'i'-th element of the sequence 'o', assuming that o was returned

• by PySequence_Fast, and that i is within bounds. */

#define PySequence_Fast_GET_ITEM(o, i)[](#l1.1282) (PyList_Check(o) ? PyList_GET_ITEM(o, i) : PyTuple_GET_ITEM(o, i))

•   /*[](#l1.1284)

• Return the ith element of o, assuming that o was returned by[](#l1.1285)

• PySequence_Fast, and that i is within bounds.[](#l1.1286)

•   */[](#l1.1287)

+/* Assume tp_as_sequence and sq_item exist and that 'i' does not

• need to be corrected for a negative index. */

#define PySequence_ITEM(o, i)[](#l1.1291) ( Py_TYPE(o)->tp_as_sequence->sq_item(o, i) )

•   /* Assume tp_as_sequence and sq_item exist and that i does not[](#l1.1293)

•  need to be corrected for a negative index[](#l1.1294)

•   */[](#l1.1295)

+/* Return a pointer to the underlying item array for

• an object retured by PySequence_Fast */

#define PySequence_Fast_ITEMS(sf) [](#l1.1299) (PyList_Check(sf) ? ((PyListObject *)(sf))->ob_item [](#l1.1300) : ((PyTupleObject )(sf))->ob_item) -/ Return a pointer to the underlying item array for

• an object retured by PySequence_Fast */

+/* Return the number of occurrences on value on 'o', that is, return

• the number of keys for which o[key] == value. +
• On failure, return -1. This is equivalent to the Python expression:
• o.count(value). */ PyAPI_FUNC(Py_ssize_t) PySequence_Count(PyObject *o, PyObject *value);

• /* -Return the number of occurrences on value on o, that is, -return the number of keys for which o[key]==value. On -failure, return -1. This is equivalent to the Python -expression: o.count(value).
• / +/ Return 1 if 'ob' is in the sequence 'seq'; 0 if 'ob' is not in the sequence

• 'seq'; -1 on error.
• Use contains if possible, else _PySequence_IterSearch(). */ PyAPI_FUNC(int) PySequence_Contains(PyObject *seq, PyObject *ob);

• /* -Return -1 if error; 1 if ob in seq; 0 if ob not in seq. -Use contains if possible, else _PySequence_IterSearch().
• */

#ifndef Py_LIMITED_API #define PY_ITERSEARCH_COUNT 1 #define PY_ITERSEARCH_INDEX 2 #define PY_ITERSEARCH_CONTAINS 3 + +/* Iterate over seq. +

• Result depends on the operation: +
• PY_ITERSEARCH_COUNT: return # of times obj appears in seq; -1 if

• error.[](#l1.1338)

• PY_ITERSEARCH_INDEX: return 0-based index of first occurrence of

• obj in seq; set ValueError and return -1 if none found;[](#l1.1340)

• also return -1 on error.[](#l1.1341)

• PY_ITERSEARCH_CONTAINS: return 1 if obj in seq, else 0; -1 on

• error. */[](#l1.1343)

PyAPI_FUNC(Py_ssize_t) _PySequence_IterSearch(PyObject *seq, PyObject obj, int operation); #endif -/

• Iterate over seq. Result depends on the operation:
• PY_ITERSEARCH_COUNT: return # of times obj appears in seq; -1 if
• error.
• PY_ITERSEARCH_INDEX: return 0-based index of first occurrence of
• obj in seq; set ValueError and return -1 if none found;
• also return -1 on error.
• PY_ITERSEARCH_CONTAINS: return 1 if obj in seq, else 0; -1 on
• error.

-/ + / For DLL-level backwards compatibility / #undef PySequence_In +/ Determine if the sequence 'o' contains 'value'. If an item in 'o' is equal

• to 'value', return 1, otherwise return 0. On error, return -1. +
• This is equivalent to the Python expression: value in o. */ PyAPI_FUNC(int) PySequence_In(PyObject *o, PyObject *value);

/* For source-level backwards compatibility */ #define PySequence_In PySequence_Contains

• /* -Determine if o contains value. If an item in o is equal to -X, return 1, otherwise return 0. On error, return -1. This -is equivalent to the Python expression: value in o.
• / +/ Return the first index for which o[i] == value.

• On error, return -1. +
• This is equivalent to the Python expression: o.index(value). */ PyAPI_FUNC(Py_ssize_t) PySequence_Index(PyObject *o, PyObject *value);

• /* -Return the first index for which o[i]=value. On error, -return -1. This is equivalent to the Python -expression: o.index(value).
• / + +/ --- In-place versions of some of the above Sequence functions --- / +/ Append sequence 'o2' to sequence 'o1', in-place when possible. Return the

• resulting object, which could be 'o1', or NULL on failure.

-/* In-place versions of some of the above Sequence functions. */ -

• This is the equivalent of the Python expression: o1 += o2. */ PyAPI_FUNC(PyObject *) PySequence_InPlaceConcat(PyObject *o1, PyObject *o2);

• / -Append o2 to o1, in-place when possible. Return the resulting -object, which could be o1, or NULL on failure. This is the -equivalent of the Python expression: o1 += o2. +/ Repeat sequence 'o' by 'count', in-place when possible. Return the resulting

• object, which could be 'o', or NULL on failure.

• */ -

• This is the equivalent of the Python expression: o1 *= count. */ PyAPI_FUNC(PyObject *) PySequence_InPlaceRepeat(PyObject *o, Py_ssize_t count);

• /* -Repeat o1 by count, in-place when possible. Return the resulting -object, which could be o1, or NULL on failure. This is the -equivalent of the Python expression: o1 = count. + +/ === Mapping protocol ================================================= */
• / +/ Return 1 if the object provides mapping protocol, and 0 otherwise. -/* Mapping protocol:*/ -

• This function always succeeds. */ PyAPI_FUNC(int) PyMapping_Check(PyObject *o);

• /* -Return 1 if the object provides mapping protocol, and zero -otherwise. - -This function always succeeds.
• / - +/ Returns the number of keys in mapping object 'o' on success, and -1 on

• failure. For objects that do not provide sequence protocol, this is
• equivalent to the Python expression: len(o). */ PyAPI_FUNC(Py_ssize_t) PyMapping_Size(PyObject *o);

• /* -Returns the number of keys in object o on success, and -1 on -failure. For objects that do not provide sequence protocol, -this is equivalent to the Python expression: len(o).
• / - / For DLL compatibility */

#undef PyMapping_Length PyAPI_FUNC(Py_ssize_t) PyMapping_Length(PyObject o); #define PyMapping_Length PyMapping_Size -/ implemented as a macro: +/* Implemented as a macro: -int PyMapping_DelItemString(PyObject *o, const char *key);

• int PyMapping_DelItemString(PyObject *o, const char *key);

-Remove the mapping for object, key, from the object *o. -Returns -1 on failure. This is equivalent to -the Python statement: del o[key].

• */

• Remove the mapping for object 'key' from the mapping 'o'. Returns -1 on
• failure. +
• This is equivalent to the Python statement: del o[key]. */

#define PyMapping_DelItemString(O,K) PyObject_DelItemString((O),(K)) -/* implemented as a macro: +/* Implemented as a macro: -int PyMapping_DelItem(PyObject *o, PyObject *key);

• int PyMapping_DelItem(PyObject *o, PyObject *key);

-Remove the mapping for object, key, from the object *o. -Returns -1 on failure. This is equivalent to -the Python statement: del o[key].

• */

• Remove the mapping for object 'key' from the mapping object 'o'.
• Returns -1 on failure. +
• This is equivalent to the Python statement: del o[key]. */

#define PyMapping_DelItem(O,K) PyObject_DelItem((O),(K)) +/* On success, return 1 if the mapping object 'o' has the key 'key',

• and 0 otherwise. +
• This is equivalent to the Python expression: key in o. +
• This function always succeeds. */ PyAPI_FUNC(int) PyMapping_HasKeyString(PyObject *o, const char *key);

• / -On success, return 1 if the mapping object has the key, key, -and 0 otherwise. This is equivalent to the Python expression: -key in o. +/ Return 1 if the mapping object has the key 'key', and 0 otherwise. -This function always succeeds.
• */

• This is equivalent to the Python expression: key in o.
• This function always succeeds. */ PyAPI_FUNC(int) PyMapping_HasKey(PyObject *o, PyObject *key);

• /* -Return 1 if the mapping object has the key, key, -and 0 otherwise. This is equivalent to the Python expression: -key in o. - -This function always succeeds. -
• / - +/ On success, return a list or tuple of the keys in mapping object 'o'.

• On failure, return NULL. */ PyAPI_FUNC(PyObject *) PyMapping_Keys(PyObject *o);

• /* -On success, return a list or tuple of the keys in object o. -On failure, return NULL.
• / - +/ On success, return a list or tuple of the values in mapping object 'o'.

• On failure, return NULL. */ PyAPI_FUNC(PyObject *) PyMapping_Values(PyObject *o);

• /* -On success, return a list or tuple of the values in object o. -On failure, return NULL.
• / - +/ On success, return a list or tuple of the items in mapping object 'o',

• where each item is a tuple containing a key-value pair. On failure, return
• NULL. */ PyAPI_FUNC(PyObject *) PyMapping_Items(PyObject *o);

• / -On success, return a list or tuple of the items in object o, -where each item is a tuple containing a key-value pair. -On failure, return NULL. +/ Return element of o corresponding to the object, key, or NULL on failure.
• */ -

• This is the equivalent of the Python expression: o[key]. */ PyAPI_FUNC(PyObject *) PyMapping_GetItemString(PyObject *o, const char *key);

• /* -Return element of o corresponding to the object, key, or NULL -on failure. This is the equivalent of the Python expression: -o[key].
• / +/ Map the object 'key' to the value 'v' in the mapping 'o'.

• Returns -1 on failure.
• This is the equivalent of the Python statement: o[key]=v. */ PyAPI_FUNC(int) PyMapping_SetItemString(PyObject *o, const char *key, PyObject *value);

• /* -Map the object, key, to the value, v. Returns --1 on failure. This is the equivalent of the Python -statement: o[key]=v.
• / +/ isinstance(object, typeorclass) */ +PyAPI_FUNC(int) PyObject_IsInstance(PyObject *object, PyObject *typeorclass); - -PyAPI_FUNC(int) PyObject_IsInstance(PyObject *object, PyObject *typeorclass);

•  /* isinstance(object, typeorclass) */[](#l1.1568)

- +/* issubclass(object, typeorclass) */ PyAPI_FUNC(int) PyObject_IsSubclass(PyObject *object, PyObject *typeorclass);

•  /* issubclass(object, typeorclass) */[](#l1.1572)

#ifndef Py_LIMITED_API