Add assert_type to __all__ (python#1136)

AlexWaygood · web-flow · commit 4d21e24ee7a3 · 2022-04-15T15:16:04.000-07:00
Looks like this is in `typing.__all__` but was missed out of `typing_extensions.__all__`
diff --git a/src/typing_extensions.py b/src/typing_extensions.py
@@ -43,6 +43,7 @@
     # One-off things.
     'Annotated',
     'assert_never',
+    'assert_type',
     'dataclass_transform',
     'final',
     'get_args',
