code: def time_memcpy(self, typename):
      self.d[...] = self.e_d
  
imports: from .common import Benchmark, get_squares, get_squares_
  import numpy
  from io import SEEK_SET, StringIO, BytesIO
label_desc: Use image node_id 2 for calling the Copy obj's underlying member method code with example usage: obj.time_memcpy(typename) without return types