first comit

venv/lib/python3.10/site-packages/zmq/backend/select.py

@@ -0,0 +1,36 @@
+"""Import basic exposure of libzmq C API as a backend"""
+
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+from importlib import import_module
+from typing import Dict
+
+public_api = [
+    'Context',
+    'Socket',
+    'Frame',
+    'Message',
+    'device',
+    'proxy',
+    'proxy_steerable',
+    'zmq_poll',
+    'strerror',
+    'zmq_errno',
+    'has',
+    'curve_keypair',
+    'curve_public',
+    'zmq_version_info',
+    'IPC_PATH_MAX_LEN',
+]
+
+
+def select_backend(name: str) -> Dict:
+    """Select the pyzmq backend"""
+    try:
+        mod = import_module(name)
+    except ImportError:
+        raise
+    except Exception as e:
+        raise ImportError(f"Importing {name} failed with {e}") from e
+    return {key: getattr(mod, key) for key in public_api}