code: def _write_entry(self, key, entry):
      if key not in self.entries:
          self.entries[key] = []
      self.entries[key].append(entry)
  
imports: import os
  import time
  import torch
  import traceback
  from contextlib import contextmanager
  import jiant.utils.python.io
  import jiant.utils.python.filesystem
label_desc: Use image node_id 5 for calling the InMemoryZLogger obj's underlying member method code with example usage: obj._write_entry(key, entry) without return types