Making the escape for the warning even more narrow

Author: jmwright

cq_editor/widgets/editor.py

@@ -550,7 +550,11 @@ def get_imported_module_paths(self, module_path):
             self._logger.warning(f"Syntax error in {module_path}: {err}")
         except Exception as err:
             # Suppress PyInstaller-specific module finder error
-            if isinstance(err, AttributeError) and "is_package" in str(err):
+            if (
+                getattr(sys, "frozen", False)
+                and isinstance(err, AttributeError)
+                and "is_package" in str(err)
+            ):
                 pass
             # The module finder has trouble when CadQuery is imported in the top level script and in
             # imported modules. The warning about it can be ignored.