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Add replace test for nil gh32075 #51954

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Merged
mroeschke merged 1 commit into from
Mar 14, 2023
Merged

Add replace test for nil gh32075 #51954

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7 changes: 7 additions & 0 deletions pandas/tests/frame/methods/test_replace.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1498,6 +1498,13 @@ def test_replace_value_none_dtype_numeric(self, val):
result = df.replace({val: None})
tm.assert_frame_equal(result, expected)

def test_replace_with_nil_na(self):
# GH 32075
ser = DataFrame({"a": ["nil", pd.NA]})
expected = DataFrame({"a": ["anything else", pd.NA]}, index=[0, 1])
result = ser.replace("nil", "anything else")
tm.assert_frame_equal(expected, result)


class TestDataFrameReplaceRegex:
@pytest.mark.parametrize(
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