General: Fix last version function

openpype/client/entities.py

@@ -23,7 +23,7 @@ def _get_project_connection(project_name=None):
  return mongodb
 
 
-def _prepare_fields(fields):
+def _prepare_fields(fields, required_fields=None):
  if not fields:
  return None
 
@@ -33,6 +33,10 @@ def _prepare_fields(fields):
  }
  if "_id" not in output:
  output["_id"] = True
+
+ if required_fields:
+ for key in required_fields:
+ output[key] = True
  return output
 
 
@@ -655,9 +659,8 @@ def get_last_versions(project_name, subset_ids, fields=None):
  doc["_version_id"]
  for doc in conn.aggregate(_pipeline)
  ]
- fields = _prepare_fields(fields)
- if fields and "parent" not in fields:
- fields.append("parent")
+
+ fields = _prepare_fields(fields, ["parent"])
 
  version_docs = get_versions(
  project_name, version_ids=version_ids, fields=fields