class_docstr: Logger that does nothing.
class_docstr_tok: ["Logger","that","does","nothing","."]
code: def close(self):
      pass
  
file_path: dm-haiku/examples/impala/util.py
imports: import collections
  from absl import logging
  import dm_env
  import numpy
  import tree
label_desc: Use image node_id 2 for calling the NullLogger obj's underlying member method code with example usage: obj.close() without return types