Annotate datetime.strptime()

Author: srittau

stdlib/datetime.pyi

@@ -386,7 +386,7 @@ class datetime(date, Generic[_TzInfoT]):
     def astimezone(self, tz: _TzInfo | None = None) -> datetime[_TzInfo]: ...
     def isoformat(self, sep: str = ..., timespec: str = ...) -> str: ...
     @classmethod
-    def strptime(cls, date_string: str, format: str, /) -> Self: ...
+    def strptime(cls, date_string: str, format: str, /) -> datetime[_TzInfo | None]: ...
     def utcoffset(self) -> timedelta | None: ...
     def tzname(self) -> str | None: ...
     def dst(self) -> timedelta | None: ...