code: def test_scipy_sparse(self):
      s_h = scipy.sparse.dia_matrix(
          (self.data(numpy), self.offsets(numpy)), shape=self.shape
      )
      s_d = sparse.dia_matrix(s_h)
      s_h2 = s_d.get()
      assert s_h.shape == s_d.shape
      assert s_h.dtype == s_d.dtype
      assert s_h.shape == s_h2.shape
      assert s_h.dtype == s_h2.dtype
      assert (s_h.data == s_h2.data).all()
      assert (s_h.offsets == s_h2.offsets).all()
  
imports: import pickle
  import unittest
  import numpy
  import pytest
  import cupy
  from cupy import testing
  from cupy.cuda import driver
  from cupy.cuda import runtime
  from cupyx.scipy import sparse
label_desc: Use image node_id 5 for calling the TestDiaMatrixInit obj's underlying member method code with example usage: obj.test_scipy_sparse() without return types