np.object -> object

Author: rhshadrach

pandas/tests/series/methods/test_reset_index.py

@@ -113,8 +113,8 @@ def test_reset_index_drop_errors(self):
 def test_reset_index_dtypes_on_empty_series_with_multiindex():
     # GH 19602 - Preserve dtype on empty Series with MultiIndex
     idx = MultiIndex.from_product([[0, 1], [0.5, 1.0], ["a", "b"]])
-    result = Series(dtype=np.object, index=idx)[:0].reset_index().dtypes
+    result = Series(dtype=object, index=idx)[:0].reset_index().dtypes
     expected = Series(
-        {"level_0": np.int64, "level_1": np.float64, "level_2": np.object, 0: np.object}
+        {"level_0": np.int64, "level_1": np.float64, "level_2": object, 0:  object}
     )
     tm.assert_series_equal(result, expected)