code: def test_128_sample_uniform(self):
      from tf_encrypted.tensor import int128factory
  
      r = int128factory.sample_uniform([3, 3], minval=0, maxval=2)
      x = tf_i128.from_i128(r.value).numpy()
      x[x == 0] = 1
      np.testing.assert_array_equal(x, np.ones([3, 3]))
  
imports: import unittest
  import numpy
  import tensorflow
  from tf_encrypted.operations import tf_i128
label_desc: Use image node_id 13 for calling the I128TestCase obj's underlying member method code with example usage: obj.test_128_sample_uniform() without return types