code: def literal_eval(node_or_string):
      if isinstance(node_or_string, AST):
          node_or_string = gast_to_ast(node_or_string)
      return _ast.literal_eval(node_or_string)
  
file_path: catboost/contrib/python/gast/gast/gast.py
imports: import sys
  import ast
  from ast import boolop, cmpop, excepthandler, expr, expr_context, operator
  from ast import slice, stmt, unaryop, mod, AST
  from ast import iter_child_nodes, walk
label_desc: Use image node_id 4 for calling a global function with example usage: literal_eval(node_or_string) and returns: _ast