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Define functools.partial as overloaded function instead of its own class (#2878)

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This commit is contained in:
berdario
2019-05-06 18:05:02 +02:00
committed by Jelle Zijlstra
parent e7d7a44411
commit e45f443d85
3 changed files with 219 additions and 18 deletions
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79
stdlib/2/_functools.pyi
View File

@@ -3,6 +3,10 @@
from typing import Any, Callable, Dict, Iterable, Optional, TypeVar, Tuple, overload
_T = TypeVar("_T")
_T2 = TypeVar("_T2")
_T3 = TypeVar("_T3")
_T4 = TypeVar("_T4")
_T5 = TypeVar("_T5")
_S = TypeVar("_S")
@overload
@@ -12,9 +16,72 @@ def reduce(function: Callable[[_T, _T], _T],
def reduce(function: Callable[[_T, _S], _T],
sequence: Iterable[_S], initial: _T) -> _T: ...
class partial(object):
func: Callable[..., Any]
args: Tuple[Any, ...]
keywords: Dict[str, Any]
def __init__(self, func: Callable[..., Any], *args: Any, **kwargs: Any) -> None: ...
def __call__(self, *args: Any, **kwargs: Any) -> Any: ...
@overload
def partial(__func: Callable[[_T], _S], __arg: _T) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2], _S], __arg: _T) -> Callable[[_T2], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S], __arg: _T) -> Callable[[_T2, _T3], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S], __arg: _T) -> Callable[[_T2, _T3, _T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S], __arg: _T) -> Callable[[_T2, _T3, _T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3, _T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3, _T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[_T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[_T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4) -> Callable[[_T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4,
__arg5: _T5) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[..., _S],
*args: Any,
**kwargs: Any) -> Callable[..., _S]: ...

79
stdlib/2/functools.pyi
View File

@@ -9,6 +9,10 @@ from collections import namedtuple
_AnyCallable = Callable[..., Any]
_T = TypeVar("_T")
_T2 = TypeVar("_T2")
_T3 = TypeVar("_T3")
_T4 = TypeVar("_T4")
_T5 = TypeVar("_T5")
_S = TypeVar("_S")
@overload
def reduce(function: Callable[[_T, _T], _T],
@@ -26,9 +30,72 @@ def wraps(wrapped: _AnyCallable, assigned: Sequence[str] = ..., updated: Sequenc
def total_ordering(cls: type) -> type: ...
def cmp_to_key(mycmp: Callable[[_T, _T], int]) -> Callable[[_T], Any]: ...
class partial(Generic[_T]):
func = ... # Callable[..., _T]
args: Tuple[Any, ...]
keywords: Dict[str, Any]
def __init__(self, func: Callable[..., _T], *args: Any, **kwargs: Any) -> None: ...
def __call__(self, *args: Any, **kwargs: Any) -> _T: ...
@overload
def partial(__func: Callable[[_T], _S], __arg: _T) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2], _S], __arg: _T) -> Callable[[_T2], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S], __arg: _T) -> Callable[[_T2, _T3], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S], __arg: _T) -> Callable[[_T2, _T3, _T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S], __arg: _T) -> Callable[[_T2, _T3, _T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3, _T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3, _T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[_T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[_T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4) -> Callable[[_T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4,
__arg5: _T5) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[..., _S],
*args: Any,
**kwargs: Any) -> Callable[..., _S]: ...

79
stdlib/3/functools.pyi
View File

@@ -4,6 +4,10 @@ from typing import Any, Callable, Generic, Dict, Iterable, Mapping, Optional, Se
_AnyCallable = Callable[..., Any]
_T = TypeVar("_T")
_T2 = TypeVar("_T2")
_T3 = TypeVar("_T3")
_T4 = TypeVar("_T4")
_T5 = TypeVar("_T5")
_S = TypeVar("_S")
@overload
def reduce(function: Callable[[_T, _S], _T],
@@ -40,12 +44,75 @@ def wraps(wrapped: _AnyCallable, assigned: Sequence[str] = ..., updated: Sequenc
def total_ordering(cls: type) -> type: ...
def cmp_to_key(mycmp: Callable[[_T, _T], int]) -> Callable[[_T], Any]: ...
class partial(Generic[_T]):
func: Callable[..., _T]
args: Tuple[Any, ...]
keywords: Dict[str, Any]
def __init__(self, func: Callable[..., _T], *args: Any, **kwargs: Any) -> None: ...
def __call__(self, *args: Any, **kwargs: Any) -> _T: ...
@overload
def partial(__func: Callable[[_T], _S], __arg: _T) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2], _S], __arg: _T) -> Callable[[_T2], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S], __arg: _T) -> Callable[[_T2, _T3], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S], __arg: _T) -> Callable[[_T2, _T3, _T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S], __arg: _T) -> Callable[[_T2, _T3, _T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3, _T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2) -> Callable[[_T3, _T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[_T4], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3) -> Callable[[_T4, _T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4) -> Callable[[_T5], _S]: ...
@overload
def partial(__func: Callable[[_T, _T2, _T3, _T4, _T5], _S],
__arg1: _T,
__arg2: _T2,
__arg3: _T3,
__arg4: _T4,
__arg5: _T5) -> Callable[[], _S]: ...
@overload
def partial(__func: Callable[..., _S],
*args: Any,
**kwargs: Any) -> Callable[..., _S]: ...
# With protocols, this could change into a generic protocol that defines __get__ and returns _T
_Descriptor = Any