code: def update_path(self, parent_field_path: str) -> None:
      if self.field_path:
          self.field_path = f"{parent_field_path}.{self.field_path}"
      else:
          self.field_path = parent_field_path
  
imports: from typing import Any, Type, Optional, Set, Dict
label_desc: Use image node_id 2 for calling the DaciteFieldError obj's underlying member method code with example usage: obj.update_path(parent_field_path) without return types