code: def test_single_int_index(self):
      # Single integer index selects one row
      a = Tensor([[1, 2, 3], [4, 5, 6], [7, 8, 9]])
  
      numpy_testing_assert_equal_helper(a[0], [1, 2, 3])
      numpy_testing_assert_equal_helper(a[-1], [7, 8, 9])
  
      self.assertRaises(IndexError, a.__getitem__, 1 << 30)
      self.assertRaises(IndexError, a.__getitem__, 1 << 64)
  
imports: import math, unittest, random, copy
  import numpy
  from tinygrad import Tensor, dtypes, Device
  from tinygrad.lazy import LazyBuffer
  from tinygrad.shape.shapetracker import ShapeTracker
  from tinygrad.shape.view import View
  from tinygrad.helpers import CI
label_desc: Use image node_id 5 for calling the TestNumpy obj's underlying member method code with example usage: obj.test_single_int_index() without return types