code: def test_asym(self):
      x = array([1, 1, 2, 3, 4, 4, 4, 5])
      y = array([1, 3, 2, 0, 1, 2, 3, 4])
      H, xed, yed = histogram2d(
          x, y, (6, 5), range=[[0, 6], [0, 5]], density=True
      )
      answer = array(
          [
              [0.0, 0, 0, 0, 0],
              [0, 1, 0, 1, 0],
              [0, 0, 1, 0, 0],
              [1, 0, 0, 0, 0],
              [0, 1, 1, 1, 0],
              [0, 0, 0, 0, 1],
          ]
      )
      assert_array_almost_equal(H, answer / 8.0, 3)
      assert_array_equal(xed, np.linspace(0, 6, 7))
      assert_array_equal(yed, np.linspace(0, 5, 6))
  
imports: import functools
  from unittest import expectedFailure, skipIf
  import pytest
  from pytest import raises
  from torch.testing._internal.common_utils import instantiate_parametrized_tests, parametrize, run_tests, TEST_WITH_TORCHDYNAMO, TestCase, xpassIfTorchDynamo
label_desc: Use image node_id 2 for calling the TestHistogram2d obj's underlying member method code with example usage: obj.test_asym() without return types