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33 lines
963 B
33 lines
963 B
import pytest
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import pandas as pd
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from pandas import Series
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import pandas._testing as tm
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def test_take():
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ser = Series([-1, 5, 6, 2, 4])
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actual = ser.take([1, 3, 4])
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expected = Series([5, 2, 4], index=[1, 3, 4])
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tm.assert_series_equal(actual, expected)
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actual = ser.take([-1, 3, 4])
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expected = Series([4, 2, 4], index=[4, 3, 4])
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tm.assert_series_equal(actual, expected)
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msg = lambda x: f"index {x} is out of bounds for( axis 0 with)? size 5"
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with pytest.raises(IndexError, match=msg(10)):
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ser.take([1, 10])
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with pytest.raises(IndexError, match=msg(5)):
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ser.take([2, 5])
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def test_take_categorical():
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# https://github.com/pandas-dev/pandas/issues/20664
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ser = Series(pd.Categorical(["a", "b", "c"]))
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result = ser.take([-2, -2, 0])
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expected = Series(
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pd.Categorical(["b", "b", "a"], categories=["a", "b", "c"]), index=[1, 1, 0]
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)
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tm.assert_series_equal(result, expected)
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