parameters: (index_type, target_type)
return_statement: return False
docstring: Judges whether the index type is valid.
docstring_summary: Judges whether the index type is valid.
docstring_tokens: Judges whether the index type is valid .
function: def judge_index_type(index_type, target_type):
      """Judges whether the index type is valid."""
      if index_type == target_type or (isinstance(target_type, (list, tuple)) and index_type in target_type):
          return True
      return False
function_tokens: def judge_index_type ( index_type , target_type ) : if index_type == target_type or ( isinstance ( target_type , ( list , tuple ) ) and index_type in target_type ) : return True return False