code: def post_call(self, stream):
      if stream is not None:
          memcpy_dtoh(self.array, self.get_device_alloc())
      else:
          memcpy_dtoh(self.array, self.get_device_alloc())
  
imports: import os
  import numpy
label_desc: Use image node_id 1 for calling the Out obj's underlying member method code with example usage: obj.post_call(stream) without return types