XPS reader: update to new NXmpes after refactor

.gitmodules

@@ -1,3 +1,4 @@
 [submodule "pynxtools/definitions"]
 	path = pynxtools/definitions
 	url = https://github.com/FAIRmat-NFDI/nexus_definitions.git
+	branch = mpes-fixes

pynxtools/dataconverter/logger.py

@@ -0,0 +1,25 @@
+"""Logger for pynxtools"""
+#
+# Copyright The NOMAD Authors.
+#
+# This file is part of NOMAD. See https://nomad-lab.eu for further info.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+import logging
+
+logger = logging.getLogger("pynxtools")
+
+# Lowest level log allows to other levels erros, crittical, info and debug
+logger.setLevel(logging.DEBUG)

pynxtools/dataconverter/readers/utils.py

@@ -21,7 +21,8 @@
 import re
 from collections.abc import Mapping
 from dataclasses import dataclass, replace
-from typing import Any, Dict, List, Optional, Tuple
+from pathlib import Path
+from typing import Any, Dict, List, Optional, Tuple, Union
 
 import yaml
 
@@ -276,7 +277,7 @@ def update_config(key, value, rkey):
     return flattened_config
 
 
-def parse_json(file_path: str) -> Dict[str, Any]:
+def parse_json(file_path: Union[str, Path]) -> Dict[str, Any]:
     """Parses a metadata json file into a dictionary.
 
     Args:
@@ -289,13 +290,13 @@ def parse_json(file_path: str) -> Dict[str, Any]:
         return json.load(file)
 
 
-def parse_flatten_json(file_path: str) -> Dict[str, Any]:
+def parse_flatten_json(file_path: Union[str, Path]) -> Dict[str, Any]:
     """
     Parses a metadata json file into a dictionary and
     flattens it into a flat dictionary of absolute paths.
 
     Args:
-        file_path (str): The file path of the json file.
+        file_path (Union[str, Path]): The file path of the json file.
 
     Returns:
         Dict[str, Any]: