code: def test_differnt_dtypes(self, xp, src_dtype, dst_dtype):
      shape = (2, 3)
      a = xp.zeros(shape, dtype=src_dtype)
      indexes = xp.array([0, 1])
      a[:, indexes] = xp.array(1, dtype=dst_dtype)
      return a
  
imports: import itertools
  import numpy
  import pytest
  import cupy
  from cupy import testing
label_desc: Use image node_id 1 for calling the TestArrayAdvancedIndexingSetitemDifferentDtypes obj's underlying member method code with example usage: obj.test_differnt_dtypes(xp, src_dtype, dst_dtype) and returns: a