code: def test_broadcast(self, dtype):
      broadcast_np = self._broadcast(numpy, dtype, self.shapes)
      broadcast_cp = self._broadcast(cupy, dtype, self.shapes)
      assert broadcast_np.shape == broadcast_cp.shape
      assert broadcast_np.size == broadcast_cp.size
      assert broadcast_np.nd == broadcast_cp.nd
  
imports: import unittest
  import numpy
  import pytest
  import cupy
  from cupy.cuda import runtime
  from cupy import testing
label_desc: Use image node_id 2 for calling the TestBroadcast obj's underlying member method code with example usage: obj.test_broadcast(dtype) without return types