code: def oid_to_path(self, hash_):
      return str(self / hash_[0:2] / hash_[2:])
  
imports: import os
  import pathlib
  import sys
  from contextlib import contextmanager
  from functools import partialmethod
  from dvc.utils import serialize
label_desc: Use image node_id 19 for calling the TmpDir obj's underlying member method code with example usage: obj.oid_to_path(hash_) and returns: str