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27 lines
662 B
27 lines
662 B
import pytest
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from pandas import DataFrame
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import pandas._testing as tm
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class TestGet:
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def test_get(self, float_frame):
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b = float_frame.get("B")
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tm.assert_series_equal(b, float_frame["B"])
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assert float_frame.get("foo") is None
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tm.assert_series_equal(
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float_frame.get("foo", float_frame["B"]), float_frame["B"]
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)
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@pytest.mark.parametrize(
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"df",
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[
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DataFrame(),
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DataFrame(columns=list("AB")),
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DataFrame(columns=list("AB"), index=range(3)),
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],
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)
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def test_get_none(self, df):
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# see gh-5652
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assert df.get(None) is None
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