Show reprs for mismatched types instead of classes

src/xfel_calibrate/validate_nbs_config.py

@@ -156,7 +156,7 @@ def check_yaml_file(path: Path, config_dir: Path, nb_params, detectors):
                     elif not like_type(v, param.type):
                         config_problem(
                             "Type differs from default in notebook",
-                            f"notebook: {param.type}, config: {type(v)}",
+                            f"notebook: {param.value!r}, config: {v!r}",
                             rel_path, (action, instrument, kid, k)
                         )