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Add test for MultiIndex.from_tuples #52560

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Merged
merged 4 commits into from
Apr 10, 2023
Merged

Add test for MultiIndex.from_tuples #52560

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1fb1cee
Add test for MultiIndex.from_tuples
GrammatikakisDimitris Apr 10, 2023
b33101f
Make changes in test_multiindex_from_tuples
GrammatikakisDimitris Apr 10, 2023
c86d75e
Fix code check errors
GrammatikakisDimitris Apr 10, 2023
64bcac2
Fix code style
GrammatikakisDimitris Apr 10, 2023
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5 changes: 5 additions & 0 deletions pandas/tests/indexing/multiindex/test_multiindex.py
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Original file line number Diff line number Diff line change
Expand Up @@ -206,3 +206,8 @@ def test_multiindex_with_na_missing_key(self):
)
with pytest.raises(KeyError, match="missing_key"):
df[[("missing_key",)]]

def test_multiindex_from_tuples_with_nan(self):
# GH#23578
multi_idx = MultiIndex.from_tuples([("a", "b", "c"), np.nan, ("d", "", "")])
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Suggested change
multi_idx = MultiIndex.from_tuples([("a", "b", "c"), np.nan, ("d", "", "")])
result = MultiIndex.from_tuples([("a", "b", "c"), np.nan, ("d", "", "")])

assert isinstance(multi_idx, MultiIndex)
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Can you construct

expected = MultiIndex.from_tuples([("a", "b", "c"), (np.nan, np.nan, np.nan), ("d", "", "")])

and then call

tm.assert_index_equal_result, expected

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Done