code: def dumpd(self, **kwargs):
      db_info = compact(self.db_info)
      return {self.PARAM_DB: db_info} if db_info else {}
  
imports: from contextlib import contextmanager
  from typing import TYPE_CHECKING, Any, Callable, Dict, Iterator, Optional
  from funcy import compact, log_durations
  from dvc.exceptions import DvcException
  from dvc.log import logger
  from .base import Dependency
label_desc: Use image node_id 8 for calling the DbDependency obj's underlying member method code with example usage: obj.dumpd() and returns: unknown