Amend after review

Author: makbigc

Diff for: doc/source/whatsnew/v0.25.0.rst

@@ -148,11 +148,10 @@ Missing
 MultiIndex
 ^^^^^^^^^^
 
-- Bug in which the error raised by Timedelta is not handled in the exception of :meth:`__contains__` (:issue:`24570`)
+- Bug in which incorrect exception raised by :meth:`pd.Timedelta` when testing the membership of :class:`MultiIndex` (:issue:`24570`) 
 -
 -
 
-
 I/O
 ^^^
 

Diff for: pandas/tests/indexing/multiindex/test_multiindex.py

@@ -84,3 +84,11 @@ def test_multi_nan_indexing(self):
                                           name='a'),
                                     Index(['C1', 'C2', 'C3', 'C4'], name='b')])
         tm.assert_frame_equal(result, expected)
+
+    def test_contains(self):
+        # GH 24570
+        tx = pd.timedelta_range('09:30:00', '16:00:00', freq='30 min')
+        idx = MultiIndex.from_arrays([tx, np.arange(len(tx))])
+        assert tx[0] in idx
+        assert 'element_not_exit' not in idx
+        assert '0 day 09:30:00' in idx

Diff for: pandas/tests/test_multilevel.py

@@ -1711,14 +1711,6 @@ def test_repeat(self):
         m_df = Series(data, index=m_idx)
         assert m_df.repeat(3).shape == (3 * len(data), )
 
-    def test_in(self):
-        # GH 24570
-        tx = pd.timedelta_range('09:30:00', '16:00:00', freq='30 min')
-        idx = MultiIndex.from_arrays([tx, np.arange(len(tx))])
-        assert tx[0] in idx
-        assert 'element_not_exit' not in idx
-        assert '0 day 09:30:00' in idx
-
 
 class TestSorted(Base):
     """ everything you wanted to test about sorting """