From 196f69b27e4353b07372a6641903e6d7fe4b330f Mon Sep 17 00:00:00 2001
From: Akuli <akuviljanen17@gmail.com>
Date: Mon, 20 Sep 2021 14:52:41 +0300
Subject: [PATCH] dict.__init__: support dict(string.split(sep) for string in
 iterable) (#6050)

---
 stdlib/builtins.pyi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/stdlib/builtins.pyi b/stdlib/builtins.pyi
index 274e227a3..fe8b35ac5 100644
--- 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]: ...