code: def _init_odb(self, schemes):
      for scheme in schemes:
          remote = self.config.get(scheme)
          settings = {"name": remote} if remote else None
          self._odb[scheme] = _get_odb(
              self._repo,
              settings,
              prefix=(self.FILES_DIR, DEFAULT_ALGORITHM),
          )
  
file_path: dvc/dvc/cachemgr.py
imports: import os
  from typing import TYPE_CHECKING, Optional, Tuple
  from dvc.fs import GitFileSystem, Schemes
  from dvc_data.hashfile.db import get_odb
  from dvc_data.hashfile.hash import DEFAULT_ALGORITHM
label_desc: Use image node_id 3 for calling the CacheManager obj's underlying member method code with example usage: obj._init_odb(schemes) without return types