Replace match with if/elif (unspported in Python<3.10)

src/linkahead/cached.py

@@ -203,18 +203,18 @@ unique: bool, optional
   :func:`cached_query`.
 
     """
-    match kind:
-        case AccessType.QUERY:
-            assert all(isinstance(key, str) for key in items.keys()), "Keys must be strings."
-        case AccessType.NAME:
-            assert all(isinstance(key, str) for key in items.keys()), "Keys must be strings."
-        case AccessType.EID:
-            assert all(isinstance(key, (str, int))
-                       for key in items.keys()), "Keys must be strings or integers."
-        case AccessType.PATH:
-            assert all(isinstance(key, str) for key in items.keys()), "Keys must be strings."
-        case _:
-            raise ValueError(f"Unknown AccessType: {kind}")
+
+    if kind == AccessType.QUERY:
+        assert all(isinstance(key, str) for key in items.keys()), "Keys must be strings."
+    elif kind == AccessType.NAME:
+        assert all(isinstance(key, str) for key in items.keys()), "Keys must be strings."
+    elif kind == AccessType.EID:
+        assert all(isinstance(key, (str, int))
+                   for key in items.keys()), "Keys must be strings or integers."
+    elif kind == AccessType.PATH:
+        assert all(isinstance(key, str) for key in items.keys()), "Keys must be strings."
+    elif kind == _:
+        raise ValueError(f"Unknown AccessType: {kind}")
 
     # 1. add the given items to the corresponding dummy dict cache
     _DUMMY_CACHE.update(items)