Fix pylint warnings for cyclic imports in ImageIOOptionField

Author: PierreRaybaut

sigima_/config.py

@@ -225,7 +225,9 @@ def set(self, value: Any, sync_env: bool = True) -> None:
             sync_env: Whether to synchronize the environment variable.
         """
         super().set(value, sync_env)
-        from sigima_.io.image import formats  # pylint: disable=import-outside-toplevel
+        # pylint: disable=cyclic-import
+        # pylint: disable=import-outside-toplevel
+        from sigima_.io.image import formats
 
         # Generate image I/O format classes based on the new value
         # This allows dynamic loading of formats based on the configuration