address review

stdlib/@tests/stubtest_allowlists/py313.txt

@@ -332,6 +332,7 @@ _weakref.ProxyType.__reversed__  # Doesn't really exist
 argparse._MutuallyExclusiveGroup.add_mutually_exclusive_group  # deprecated, forwards arguments to super
 ast.ImportFrom.level  # None on the class, but never None on instances
 builtins.property.__set_name__  # Doesn't actually exist
+builtins.str.format_map  # stubtest says `mapping` is pos-or-keyword but in reality it is pos-only
 collections\.UserList\.index  # ignoring pos-or-keyword parameter
 dataclasses.KW_ONLY  # white lies around defaults
 enum.auto.__init__  # The stub for enum.auto is nothing like the implementation

stdlib/builtins.pyi

@@ -461,11 +461,7 @@ class str(Sequence[str]):
     def format(self: LiteralString, *args: LiteralString, **kwargs: LiteralString) -> LiteralString: ...
     @overload
     def format(self, *args: object, **kwargs: object) -> str: ...
-    if sys.version_info >= (3, 13):
-        def format_map(self, /, mapping: _FormatMapMapping) -> str: ...
-    else:
-        def format_map(self, map: _FormatMapMapping, /) -> str: ...
-
+    def format_map(self, mapping: _FormatMapMapping, /) -> str: ...
     def index(self, sub: str, start: SupportsIndex | None = ..., end: SupportsIndex | None = ..., /) -> int: ...
     def isalnum(self) -> bool: ...
     def isalpha(self) -> bool: ...