dict.__init__: support dict(string.split(sep) for string in iterable) (…

…#6050)
python · Sep 20, 2021 · 196f69b · 196f69b
1 parent aff3e4d
commit 196f69b
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/stdlib/builtins.pyi b/stdlib/builtins.pyi
@@ -812,6 +812,10 @@ class dict(MutableMapping[_KT, _VT], Generic[_KT, _VT]):
     def __init__(self, map: SupportsKeysAndGetItem[_KT, _VT], **kwargs: _VT) -> None: ...
     @overload
     def __init__(self, iterable: Iterable[Tuple[_KT, _VT]], **kwargs: _VT) -> None: ...
+    # Next overload is for dict(string.split(sep) for string in iterable)
+    # Cannot be Iterable[Sequence[_T]] or otherwise dict(["foo", "bar", "baz"]) is not an error
+    @overload
+    def __init__(self: dict[str, str], iterable: Iterable[list[str]]) -> None: ...
     def __new__(cls: Type[_T1], *args: Any, **kwargs: Any) -> _T1: ...
     def clear(self) -> None: ...
     def copy(self) -> dict[_KT, _VT]: ...