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gh-104392: Remove _paramspec_tvars from typing (#104393)

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This does nothing.
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Jelle Zijlstra 2023-05-11 16:41:26 -07:00 • committed by GitHub
parent 434db68ee3
commit 37a5d256b9
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2 changed files with 8 additions and 13 deletions
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19
Lib/typing.py
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@ -775,8 +775,7 @@ def Concatenate(self, parameters):
"ParamSpec variable or ellipsis.") "ParamSpec variable or ellipsis.")
msg = "Concatenate[arg, ...]: each arg must be a type." msg = "Concatenate[arg, ...]: each arg must be a type."
parameters = (*(_type_check(p, msg) for p in parameters[:-1]), parameters[-1]) parameters = (*(_type_check(p, msg) for p in parameters[:-1]), parameters[-1])
return _ConcatenateGenericAlias(self, parameters, return _ConcatenateGenericAlias(self, parameters)
_paramspec_tvars=True)
@_SpecialForm @_SpecialForm
@ -1307,8 +1306,7 @@ class _BaseGenericAlias(_Final, _root=True):
raise AttributeError(attr) raise AttributeError(attr)
def __setattr__(self, attr, val): def __setattr__(self, attr, val):
if _is_dunder(attr) or attr in {'_name', '_inst', '_nparams', if _is_dunder(attr) or attr in {'_name', '_inst', '_nparams'}:
'_paramspec_tvars'}:
super().__setattr__(attr, val) super().__setattr__(attr, val)
else: else:
setattr(self.__origin__, attr, val) setattr(self.__origin__, attr, val)
@ -1362,15 +1360,13 @@ class _GenericAlias(_BaseGenericAlias, _root=True):
# ClassVar[float] # ClassVar[float]
# TypeVar[bool] # TypeVar[bool]
def __init__(self, origin, args, *, inst=True, name=None, def __init__(self, origin, args, *, inst=True, name=None):
_paramspec_tvars=False):
super().__init__(origin, inst=inst, name=name) super().__init__(origin, inst=inst, name=name)
if not isinstance(args, tuple): if not isinstance(args, tuple):
args = (args,) args = (args,)
self.__args__ = tuple(... if a is _TypingEllipsis else self.__args__ = tuple(... if a is _TypingEllipsis else
a for a in args) a for a in args)
self.__parameters__ = _collect_parameters(args) self.__parameters__ = _collect_parameters(args)
self._paramspec_tvars = _paramspec_tvars
if not name: if not name:
self.__module__ = origin.__module__ self.__module__ = origin.__module__
@ -1513,8 +1509,7 @@ class _GenericAlias(_BaseGenericAlias, _root=True):
return new_args return new_args
def copy_with(self, args): def copy_with(self, args):
return self.__class__(self.__origin__, args, name=self._name, inst=self._inst, return self.__class__(self.__origin__, args, name=self._name, inst=self._inst)
_paramspec_tvars=self._paramspec_tvars)
def __repr__(self): def __repr__(self):
if self._name: if self._name:
@ -1624,8 +1619,7 @@ class _CallableGenericAlias(_NotIterable, _GenericAlias, _root=True):
class _CallableType(_SpecialGenericAlias, _root=True): class _CallableType(_SpecialGenericAlias, _root=True):
def copy_with(self, params): def copy_with(self, params):
return _CallableGenericAlias(self.__origin__, params, return _CallableGenericAlias(self.__origin__, params,
name=self._name, inst=self._inst, name=self._name, inst=self._inst)
_paramspec_tvars=True)
def __getitem__(self, params): def __getitem__(self, params):
if not isinstance(params, tuple) or len(params) != 2: if not isinstance(params, tuple) or len(params) != 2:
@ -1869,8 +1863,7 @@ class Generic:
new_args.append(new_arg) new_args.append(new_arg)
params = tuple(new_args) params = tuple(new_args)
return _GenericAlias(cls, params, return _GenericAlias(cls, params)
_paramspec_tvars=True)
def __init_subclass__(cls, *args, **kwargs): def __init_subclass__(cls, *args, **kwargs):
super().__init_subclass__(*args, **kwargs) super().__init_subclass__(*args, **kwargs)

2
Misc/NEWS.d/next/Library/2023-05-11-07-50-00.gh-issue-104392.YSllzt.rst Normal file
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@ -0,0 +1,2 @@
Remove undocumented and unused ``_paramspec_tvars`` attribute from some
classes in :mod:`typing`.