fixed py 3.14 compatibility by adding a new function

Author: AvinashYerra

sqlmesh/magics.py

@@ -96,9 +96,9 @@ def wrapper(self: SQLMeshMagics, *args: t.Any, **kwargs: t.Any) -> None:
 
 
 def parse_expand(value: str) -> t.Union[bool, t.List[str]]:
-    if value.lower() = "true":
+    if value.lower() == "true":
         return True
-    if value.lower() = "false":
+    if value.lower() == "false":
         return False
     return [name.strip() for name in value.split(",") if name.strip()]