Tipragot
628be439b8
Cela permet de ne pas avoir de problèmes de compatibilité car python est dans le git.
242 lines
7.4 KiB
Python
242 lines
7.4 KiB
Python
"""Miscellaneous primitive ops."""
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from __future__ import annotations
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from mypyc.ir.ops import ERR_FALSE, ERR_MAGIC, ERR_NEVER
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from mypyc.ir.rtypes import (
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bit_rprimitive,
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bool_rprimitive,
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c_int_rprimitive,
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c_pointer_rprimitive,
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c_pyssize_t_rprimitive,
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dict_rprimitive,
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int_rprimitive,
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object_pointer_rprimitive,
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object_rprimitive,
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str_rprimitive,
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)
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from mypyc.primitives.registry import ERR_NEG_INT, custom_op, function_op, load_address_op
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# Get the 'bool' type object.
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load_address_op(name="builtins.bool", type=object_rprimitive, src="PyBool_Type")
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# Get the 'range' type object.
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load_address_op(name="builtins.range", type=object_rprimitive, src="PyRange_Type")
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# Get the boxed Python 'None' object
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none_object_op = load_address_op(name="Py_None", type=object_rprimitive, src="_Py_NoneStruct")
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# Get the boxed object '...'
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ellipsis_op = load_address_op(name="...", type=object_rprimitive, src="_Py_EllipsisObject")
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# Get the boxed NotImplemented object
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not_implemented_op = load_address_op(
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name="builtins.NotImplemented", type=object_rprimitive, src="_Py_NotImplementedStruct"
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)
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# Get the boxed StopAsyncIteration object
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stop_async_iteration_op = load_address_op(
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name="builtins.StopAsyncIteration", type=object_rprimitive, src="PyExc_StopAsyncIteration"
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)
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# id(obj)
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function_op(
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name="builtins.id",
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arg_types=[object_rprimitive],
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return_type=int_rprimitive,
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c_function_name="CPyTagged_Id",
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error_kind=ERR_NEVER,
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)
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# Return the result of obj.__await()__ or obj.__iter__() (if no __await__ exists)
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coro_op = custom_op(
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arg_types=[object_rprimitive],
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return_type=object_rprimitive,
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c_function_name="CPy_GetCoro",
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error_kind=ERR_MAGIC,
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)
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# Do obj.send(value), or a next(obj) if second arg is None.
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# (This behavior is to match the PEP 380 spec for yield from.)
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# Like next_raw_op, don't swallow StopIteration,
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# but also don't propagate an error.
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# Can return NULL: see next_op.
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send_op = custom_op(
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arg_types=[object_rprimitive, object_rprimitive],
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return_type=object_rprimitive,
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c_function_name="CPyIter_Send",
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error_kind=ERR_NEVER,
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)
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# This is sort of unfortunate but oh well: yield_from_except performs most of the
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# error handling logic in `yield from` operations. It returns a bool and passes
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# a value by address.
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# If the bool is true, then a StopIteration was received and we should return.
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# If the bool is false, then the value should be yielded.
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# The normal case is probably that it signals an exception, which gets
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# propagated.
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# Op used for "yield from" error handling.
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# See comment in CPy_YieldFromErrorHandle for more information.
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yield_from_except_op = custom_op(
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arg_types=[object_rprimitive, object_pointer_rprimitive],
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return_type=bool_rprimitive,
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c_function_name="CPy_YieldFromErrorHandle",
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error_kind=ERR_MAGIC,
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)
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# Create method object from a callable object and self.
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method_new_op = custom_op(
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arg_types=[object_rprimitive, object_rprimitive],
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return_type=object_rprimitive,
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c_function_name="PyMethod_New",
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error_kind=ERR_MAGIC,
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)
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# Check if the current exception is a StopIteration and return its value if so.
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# Treats "no exception" as StopIteration with a None value.
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# If it is a different exception, re-reraise it.
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check_stop_op = custom_op(
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arg_types=[],
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return_type=object_rprimitive,
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c_function_name="CPy_FetchStopIterationValue",
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error_kind=ERR_MAGIC,
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)
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# Determine the most derived metaclass and check for metaclass conflicts.
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# Arguments are (metaclass, bases).
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py_calc_meta_op = custom_op(
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arg_types=[object_rprimitive, object_rprimitive],
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return_type=object_rprimitive,
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c_function_name="CPy_CalculateMetaclass",
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error_kind=ERR_MAGIC,
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is_borrowed=True,
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)
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# Import a module (plain)
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import_op = custom_op(
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arg_types=[str_rprimitive],
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return_type=object_rprimitive,
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c_function_name="PyImport_Import",
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error_kind=ERR_MAGIC,
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)
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# Table-driven import op.
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import_many_op = custom_op(
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arg_types=[
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object_rprimitive,
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c_pointer_rprimitive,
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object_rprimitive,
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object_rprimitive,
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object_rprimitive,
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c_pointer_rprimitive,
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],
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return_type=bit_rprimitive,
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c_function_name="CPyImport_ImportMany",
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error_kind=ERR_FALSE,
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)
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# From import helper op
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import_from_many_op = custom_op(
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arg_types=[object_rprimitive, object_rprimitive, object_rprimitive, object_rprimitive],
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return_type=object_rprimitive,
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c_function_name="CPyImport_ImportFromMany",
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error_kind=ERR_MAGIC,
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)
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# Get the sys.modules dictionary
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get_module_dict_op = custom_op(
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arg_types=[],
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return_type=dict_rprimitive,
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c_function_name="PyImport_GetModuleDict",
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error_kind=ERR_NEVER,
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is_borrowed=True,
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)
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# isinstance(obj, cls)
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slow_isinstance_op = function_op(
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name="builtins.isinstance",
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arg_types=[object_rprimitive, object_rprimitive],
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return_type=c_int_rprimitive,
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c_function_name="PyObject_IsInstance",
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error_kind=ERR_NEG_INT,
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truncated_type=bool_rprimitive,
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)
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# Faster isinstance(obj, cls) that only works with native classes and doesn't perform
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# type checking of the type argument.
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fast_isinstance_op = function_op(
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"builtins.isinstance",
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arg_types=[object_rprimitive, object_rprimitive],
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return_type=bool_rprimitive,
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c_function_name="CPy_TypeCheck",
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error_kind=ERR_NEVER,
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priority=0,
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)
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# bool(obj) with unboxed result
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bool_op = function_op(
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name="builtins.bool",
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arg_types=[object_rprimitive],
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return_type=c_int_rprimitive,
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c_function_name="PyObject_IsTrue",
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error_kind=ERR_NEG_INT,
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truncated_type=bool_rprimitive,
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)
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# slice(start, stop, step)
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new_slice_op = function_op(
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name="builtins.slice",
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arg_types=[object_rprimitive, object_rprimitive, object_rprimitive],
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c_function_name="PySlice_New",
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return_type=object_rprimitive,
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error_kind=ERR_MAGIC,
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)
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# type(obj)
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type_op = function_op(
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name="builtins.type",
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arg_types=[object_rprimitive],
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c_function_name="PyObject_Type",
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return_type=object_rprimitive,
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error_kind=ERR_NEVER,
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)
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# Get 'builtins.type' (base class of all classes)
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type_object_op = load_address_op(name="builtins.type", type=object_rprimitive, src="PyType_Type")
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# Create a heap type based on a template non-heap type.
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# See CPyType_FromTemplate for more docs.
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pytype_from_template_op = custom_op(
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arg_types=[object_rprimitive, object_rprimitive, str_rprimitive],
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return_type=object_rprimitive,
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c_function_name="CPyType_FromTemplate",
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error_kind=ERR_MAGIC,
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)
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# Create a dataclass from an extension class. See
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# CPyDataclass_SleightOfHand for more docs.
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dataclass_sleight_of_hand = custom_op(
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arg_types=[object_rprimitive, object_rprimitive, dict_rprimitive, dict_rprimitive],
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return_type=bit_rprimitive,
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c_function_name="CPyDataclass_SleightOfHand",
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error_kind=ERR_FALSE,
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)
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# Raise ValueError if length of first argument is not equal to the second argument.
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# The first argument must be a list or a variable-length tuple.
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check_unpack_count_op = custom_op(
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arg_types=[object_rprimitive, c_pyssize_t_rprimitive],
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return_type=c_int_rprimitive,
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c_function_name="CPySequence_CheckUnpackCount",
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error_kind=ERR_NEG_INT,
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)
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# register an implementation for a singledispatch function
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register_function = custom_op(
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arg_types=[object_rprimitive, object_rprimitive, object_rprimitive],
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return_type=object_rprimitive,
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c_function_name="CPySingledispatch_RegisterFunction",
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error_kind=ERR_MAGIC,
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)
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