code: def layer_warp(block_func, input, ch_in, ch_out, count, stride):
      tmp = block_func(input, ch_in, ch_out, stride)
      for i in range(1, count):
          tmp = block_func(tmp, ch_out, ch_out, 1)
      return tmp
  
imports: from __future__ import division
  from builtins import range
  from builtins import object
  from past.utils import old_div
  import paddle.fluid
  import math
label_desc: Use image node_id 4 for calling a global function with example usage: layer_warp(block_func, input, ch_in, ch_out, count, stride) and returns: tmp