code: def ast_keys(node):
      return node._fields
  
file_path: turicreate/src/python/turicreate/meta/decompiler/util.py
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import _ast
  import sys
label_desc: Use image node_id 1 for calling a global function with example usage: ast_keys(node) and returns: node