code: def _SetMetadata(fn, attribute, value):
      metadata = GetMetadata(fn)
      metadata[attribute] = value
      setattr(fn, FIRE_METADATA, metadata)
  
file_path: python-fire/fire/decorators.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import inspect
label_desc: Use image node_id 3 for calling a global function with example usage: _SetMetadata(fn, attribute, value) without return types