code: def setanno(node, key, value, field_name="___pyct_anno"):
      annotations = getattr(node, field_name, {})
      setattr(node, field_name, annotations)
      annotations[key] = value
  
      # So that the annotations survive gast_to_ast() and ast_to_gast()
      if field_name not in node._fields:
          node._fields += (field_name,)
  
file_path: tensorflow/tensorflow/python/autograph/pyct/anno.py
imports: import enum
  import gast
label_desc: Use image node_id 4 for calling a global function with example usage: setanno(node, key, value, field_name) without return types