first comit

venv/lib/python3.10/site-packages/zmq/_typing.py

@@ -0,0 +1,19 @@
+import sys
+from typing import Any, Dict
+
+if sys.version_info >= (3, 8):
+    from typing import Literal, TypedDict
+else:
+    # avoid runtime dependency on typing_extensions on py37
+    try:
+        from typing_extensions import Literal, TypedDict  # type: ignore
+    except ImportError:
+
+        class _Literal:
+            def __getitem__(self, key):
+                return Any
+
+        Literal = _Literal()  # type: ignore
+
+        class TypedDict(Dict):  # type: ignore
+            pass