Remove Python 3.7 branches (#11238)

stdlib/functools.pyi

@@ -20,11 +20,10 @@ __all__ = [
     "partial",
     "partialmethod",
     "singledispatch",
+    "cached_property",
+    "singledispatchmethod",
 ]
 
-if sys.version_info >= (3, 8):
-    __all__ += ["cached_property", "singledispatchmethod"]
-
 if sys.version_info >= (3, 9):
     __all__ += ["cache"]
 
@@ -63,14 +62,10 @@ class _lru_cache_wrapper(Generic[_T]):
     def __copy__(self) -> _lru_cache_wrapper[_T]: ...
     def __deepcopy__(self, __memo: Any) -> _lru_cache_wrapper[_T]: ...
 
-if sys.version_info >= (3, 8):
-    @overload
-    def lru_cache(maxsize: int | None = 128, typed: bool = False) -> Callable[[Callable[..., _T]], _lru_cache_wrapper[_T]]: ...
-    @overload
-    def lru_cache(maxsize: Callable[..., _T], typed: bool = False) -> _lru_cache_wrapper[_T]: ...
-
-else:
-    def lru_cache(maxsize: int | None = 128, typed: bool = False) -> Callable[[Callable[..., _T]], _lru_cache_wrapper[_T]]: ...
+@overload
+def lru_cache(maxsize: int | None = 128, typed: bool = False) -> Callable[[Callable[..., _T]], _lru_cache_wrapper[_T]]: ...
+@overload
+def lru_cache(maxsize: Callable[..., _T], typed: bool = False) -> _lru_cache_wrapper[_T]: ...
 
 if sys.version_info >= (3, 12):
     WRAPPER_ASSIGNMENTS: tuple[
@@ -149,11 +144,7 @@ class partialmethod(Generic[_T]):
     def __init__(self, __func: Callable[..., _T], *args: Any, **keywords: Any) -> None: ...
     @overload
     def __init__(self, __func: _Descriptor, *args: Any, **keywords: Any) -> None: ...
-    if sys.version_info >= (3, 8):
-        def __get__(self, obj: Any, cls: type[Any] | None = None) -> Callable[..., _T]: ...
-    else:
-        def __get__(self, obj: Any, cls: type[Any] | None) -> Callable[..., _T]: ...
-
+    def __get__(self, obj: Any, cls: type[Any] | None = None) -> Callable[..., _T]: ...
     @property
     def __isabstractmethod__(self) -> bool: ...
     if sys.version_info >= (3, 9):
@@ -178,34 +169,33 @@ class _SingleDispatchCallable(Generic[_T]):
 
 def singledispatch(func: Callable[..., _T]) -> _SingleDispatchCallable[_T]: ...
 
-if sys.version_info >= (3, 8):
-    class singledispatchmethod(Generic[_T]):
-        dispatcher: _SingleDispatchCallable[_T]
-        func: Callable[..., _T]
-        def __init__(self, func: Callable[..., _T]) -> None: ...
-        @property
-        def __isabstractmethod__(self) -> bool: ...
-        @overload
-        def register(self, cls: type[Any], method: None = None) -> Callable[[Callable[..., _T]], Callable[..., _T]]: ...
-        @overload
-        def register(self, cls: Callable[..., _T], method: None = None) -> Callable[..., _T]: ...
-        @overload
-        def register(self, cls: type[Any], method: Callable[..., _T]) -> Callable[..., _T]: ...
-        def __get__(self, obj: _S, cls: type[_S] | None = None) -> Callable[..., _T]: ...
+class singledispatchmethod(Generic[_T]):
+    dispatcher: _SingleDispatchCallable[_T]
+    func: Callable[..., _T]
+    def __init__(self, func: Callable[..., _T]) -> None: ...
+    @property
+    def __isabstractmethod__(self) -> bool: ...
+    @overload
+    def register(self, cls: type[Any], method: None = None) -> Callable[[Callable[..., _T]], Callable[..., _T]]: ...
+    @overload
+    def register(self, cls: Callable[..., _T], method: None = None) -> Callable[..., _T]: ...
+    @overload
+    def register(self, cls: type[Any], method: Callable[..., _T]) -> Callable[..., _T]: ...
+    def __get__(self, obj: _S, cls: type[_S] | None = None) -> Callable[..., _T]: ...
 
-    class cached_property(Generic[_T]):
-        func: Callable[[Any], _T]
-        attrname: str | None
-        def __init__(self, func: Callable[[Any], _T]) -> None: ...
-        @overload
-        def __get__(self, instance: None, owner: type[Any] | None = None) -> Self: ...
-        @overload
-        def __get__(self, instance: object, owner: type[Any] | None = None) -> _T: ...
-        def __set_name__(self, owner: type[Any], name: str) -> None: ...
-        # __set__ is not defined at runtime, but @cached_property is designed to be settable
-        def __set__(self, instance: object, value: _T) -> None: ...
-        if sys.version_info >= (3, 9):
-            def __class_getitem__(cls, item: Any) -> GenericAlias: ...
+class cached_property(Generic[_T]):
+    func: Callable[[Any], _T]
+    attrname: str | None
+    def __init__(self, func: Callable[[Any], _T]) -> None: ...
+    @overload
+    def __get__(self, instance: None, owner: type[Any] | None = None) -> Self: ...
+    @overload
+    def __get__(self, instance: object, owner: type[Any] | None = None) -> _T: ...
+    def __set_name__(self, owner: type[Any], name: str) -> None: ...
+    # __set__ is not defined at runtime, but @cached_property is designed to be settable
+    def __set__(self, instance: object, value: _T) -> None: ...
+    if sys.version_info >= (3, 9):
+        def __class_getitem__(cls, item: Any) -> GenericAlias: ...
 
 if sys.version_info >= (3, 9):
     def cache(__user_function: Callable[..., _T]) -> _lru_cache_wrapper[_T]: ...