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28 lines
975 B
28 lines
975 B
import pandas as pd
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import pandas._testing as tm
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class TestUnaryOps:
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def test_invert(self):
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a = pd.array([True, False, None], dtype="boolean")
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expected = pd.array([False, True, None], dtype="boolean")
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tm.assert_extension_array_equal(~a, expected)
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expected = pd.Series(expected, index=["a", "b", "c"], name="name")
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result = ~pd.Series(a, index=["a", "b", "c"], name="name")
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tm.assert_series_equal(result, expected)
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df = pd.DataFrame({"A": a, "B": [True, False, False]}, index=["a", "b", "c"])
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result = ~df
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expected = pd.DataFrame(
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{"A": expected, "B": [False, True, True]}, index=["a", "b", "c"]
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)
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tm.assert_frame_equal(result, expected)
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def test_abs(self):
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# matching numpy behavior, abs is the identity function
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arr = pd.array([True, False, None], dtype="boolean")
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result = abs(arr)
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tm.assert_extension_array_equal(result, arr)
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