51 lines
1.2 KiB
Python
51 lines
1.2 KiB
Python
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from datetime import datetime
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import numpy as np
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from pandas import (
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DataFrame,
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Index,
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MultiIndex,
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Period,
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Series,
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period_range,
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to_datetime,
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)
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import pandas._testing as tm
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def test_multiindex_period_datetime():
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# GH4861, using datetime in period of multiindex raises exception
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idx1 = Index(["a", "a", "a", "b", "b"])
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idx2 = period_range("2012-01", periods=len(idx1), freq="M")
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s = Series(np.random.randn(len(idx1)), [idx1, idx2])
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# try Period as index
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expected = s.iloc[0]
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result = s.loc["a", Period("2012-01")]
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assert result == expected
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# try datetime as index
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result = s.loc["a", datetime(2012, 1, 1)]
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assert result == expected
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def test_multiindex_datetime_columns():
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# GH35015, using datetime as column indices raises exception
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mi = MultiIndex.from_tuples(
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[(to_datetime("02/29/2020"), to_datetime("03/01/2020"))], names=["a", "b"]
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)
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df = DataFrame([], columns=mi)
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expected_df = DataFrame(
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[],
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columns=MultiIndex.from_arrays(
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[[to_datetime("02/29/2020")], [to_datetime("03/01/2020")]], names=["a", "b"]
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),
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)
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tm.assert_frame_equal(df, expected_df)
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