Fix file formats

src/flowcept/commons/daos/docdb_dao/lmdb_dao.py

@@ -304,14 +304,18 @@ def close(self):
             self._is_closed = True
 
     def object_query(self, filter):
+        """Query objects collection."""
         raise NotImplementedError
 
     def dump_to_file(self, collection_name, filter, output_file, export_format, should_zip):
+        """Dump data to file."""
         raise NotImplementedError
 
     def save_object(self, object, object_id, task_id, workflow_id, type, custom_metadata,
                     save_data_in_collection, pickle_):
+        """Save object."""
         raise NotImplementedError
 
     def get_file_data(self, file_id):
+        """Get file data."""
         raise NotImplementedError

src/flowcept/configs.py

@@ -1,5 +1,4 @@
 """Configuration module."""
-import logging
 import os
 import socket
 import getpass

src/flowcept/flowcept_api/db_api.py

@@ -23,6 +23,7 @@ def _dao(cls) -> DocumentDBDAO:
         return DocumentDBDAO.get_instance(create_indices=False)
 
     def close(self):
+        """Close DB resources."""
         DBAPI._dao.close()
 
     def insert_or_update_task(self, task: TaskObject):