Updating error status codes for exceptions

src/routes/entity_CRUD/__init__.py

@@ -1,5 +1,3 @@
-from pathlib import Path
-
 from flask import Blueprint, jsonify, request, Response, current_app, abort, json
 import logging
 import requests
@@ -105,11 +103,11 @@ def multiple_components():
         for dataset in json_data_dict.get('datasets'):
             if 'dataset_link_abs_dir' in dataset:
                 if not os.path.exists(dataset['dataset_link_abs_dir']):
-                    return Response(f"The filepath specified with 'dataset_link_abs_dir' does not exist: {dataset['dataset_link_abs_dir']}", 500)
+                    return Response(f"The filepath specified with 'dataset_link_abs_dir' does not exist: {dataset['dataset_link_abs_dir']}", 400)
                 if not os.path.isdir(dataset['dataset_link_abs_dir']):
-                    return Response(f"The filepath specified with 'dataset_link_abs_dir is not a directory: {dataset['dataset_link_abs_dir']}", 500)
+                    return Response(f"The filepath specified with 'dataset_link_abs_dir is not a directory: {dataset['dataset_link_abs_dir']}", 400)
             else:
-                return Response("Required field 'dataset_link_abs_dir' is missing from dataset", 500)
+                return Response("Required field 'dataset_link_abs_dir' is missing from dataset", 400)
 
         requested_group_uuid = None
         if 'group_uuid' in component_request:
@@ -133,7 +131,7 @@ def multiple_components():
                     f"Creating a directory as: {new_directory_path} with a symbolic link to: {dataset['dataset_link_abs_dir']}")
                 os.symlink(dataset['dataset_link_abs_dir'], new_directory_path)
             else:
-                return Response("Required field 'dataset_link_abs_dir' is missing from dataset", 500)
+                return Response("Required field 'dataset_link_abs_dir' is missing from dataset", 400)
 
         return jsonify(new_datasets_list)
     except HTTPException as hte: