code: def set_name(self, name):
      self.name = name
      self.outputs[0].name = name
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import logging
  import numpy
  import sympy
  from .None import types
  from .block import Function
  from .var import Var
  from .types.symbolic import k_used_symbols, k_num_internal_syms
  from coremltools.converters.mil.input_types import InputType
label_desc: Use image node_id 2 for calling the Placeholder obj's underlying member method code with example usage: obj.set_name(name) without return types