code: def test_difference(self):
      # Index
      pidx1 = pd.Index([1, 2, 3, 4], name="koalas")
      pidx2 = pd.Index([3, 4, 5, 6], name="koalas")
      psidx1 = ps.from_pandas(pidx1)
      psidx2 = ps.from_pandas(pidx2)
      # Series
      pser = pd.Series([3, 4, 5, 6], name="koalas")
      psser = ps.from_pandas(pser)
  
      self.assert_eq(
          psidx1.difference(psidx2).sort_values(),
          pidx1.difference(pidx2).sort_values(),
      )
      self.assert_eq(
          psidx1.difference(psser).sort_values(),
          pidx1.difference(pser).sort_values(),
      )
      self.assert_eq(
          psidx1.difference([3, 4, 5, 6]).sort_values(),
          pidx1.difference([3, 4, 5, 6]).sort_values(),
      )
      self.assert_eq(
          psidx1.difference((3, 4, 5, 6)).sort_values(),
          pidx1.difference((3, 4, 5, 6)).sort_values(),
      )
      self.assert_eq(
          psidx1.difference({3, 4, 5, 6}).sort_values(),
          pidx1.difference({3, 4, 5, 6}).sort_values(),
      )
      self.assert_eq(
          psidx1.difference({3: 1, 4: 2, 5: 3, 6: 4}).sort_values(),
          pidx1.difference({3: 1, 4: 2, 5: 3, 6: 4}).sort_values(),
      )
  
      # Exceptions for Index
      with self.assertRaisesRegex(
          TypeError, "Input must be Index or array-like"
      ):
          psidx1.difference("1234")
      with self.assertRaisesRegex(
          TypeError, "Input must be Index or array-like"
      ):
          psidx1.difference(1234)
      with self.assertRaisesRegex(
          TypeError, "Input must be Index or array-like"
      ):
          psidx1.difference(12.34)
      with self.assertRaisesRegex(
          TypeError, "Input must be Index or array-like"
      ):
          psidx1.difference(None)
      with self.assertRaisesRegex(
          TypeError, "Input must be Index or array-like"
      ):
          psidx1.difference(np.nan)
      with self.assertRaisesRegex(
          ValueError,
          "The 'sort' keyword only takes the values of None or True; 1 was passed.",
      ):
          psidx1.difference(psidx2, sort=1)
  
      # MultiIndex
      pmidx1 = pd.MultiIndex.from_tuples(
          [("a", "x", 1), ("b", "y", 2), ("c", "z", 3)],
          names=["hello", "koalas", "world"],
      )
      pmidx2 = pd.MultiIndex.from_tuples(
          [("a", "x", 1), ("b", "z", 2), ("k", "z", 3)],
          names=["hello", "koalas", "world"],
      )
      psmidx1 = ps.from_pandas(pmidx1)
      psmidx2 = ps.from_pandas(pmidx2)
  
      self.assert_eq(
          psmidx1.difference(psmidx2).sort_values(),
          pmidx1.difference(pmidx2).sort_values(),
      )
      self.assert_eq(
          psmidx1.difference(psidx1).sort_values(),
          pmidx1.difference(pidx1).sort_values(),
      )
      self.assert_eq(
          psidx1.difference(psmidx1).sort_values(),
          pidx1.difference(pmidx1).sort_values(),
      )
      self.assert_eq(
          psidx1.difference(psser).sort_values(),
          pidx1.difference(pser).sort_values(),
      )
      self.assert_eq(
          psmidx1.difference({("a", "x", 1)}).sort_values(),
          pmidx1.difference({("a", "x", 1)}).sort_values(),
      )
      self.assert_eq(
          psmidx1.difference({("a", "x", 1): [1, 2, 3]}).sort_values(),
          pmidx1.difference({("a", "x", 1): [1, 2, 3]}).sort_values(),
      )
  
      # Exceptions for MultiIndex
      with self.assertRaisesRegex(
          TypeError, "other must be a MultiIndex or a list of tuples"
      ):
          psmidx1.difference(["b", "z", "2"])
  
file_path: spark/python/pyspark/pandas/tests/indexes/test_diff.py
imports: import unittest
  import numpy
  import pandas
  import pyspark.pandas
  from pyspark.testing.pandasutils import ComparisonTestBase, TestUtils
label_desc: Use image node_id 1 for calling the IndexesDiffMixin obj's underlying member method code with example usage: obj.test_difference() without return types