class_docstr: Tests methods specific to the Categorical distribution
code: def test_support(self):
      s = dist.Categorical(self.d_ps).enumerate_support()
      assert_equal(s.data, self.support)
  
imports: from unittest import TestCase
  import numpy
  import pytest
  import scipy.stats
  import torch
  import pyro.distributions
  from tests.common import assert_equal
label_desc: Use image node_id 5 for calling the TestCategorical obj's underlying member method code with example usage: obj.test_support() without return types