53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
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import numpy as np
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import pytest
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import pandas as pd
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import pandas._testing as tm
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from pandas.core.indexes.api import Index, MultiIndex
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indices_dict = {
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"unicode": tm.makeUnicodeIndex(100),
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"string": tm.makeStringIndex(100),
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"datetime": tm.makeDateIndex(100),
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"period": tm.makePeriodIndex(100),
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"timedelta": tm.makeTimedeltaIndex(100),
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"int": tm.makeIntIndex(100),
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"uint": tm.makeUIntIndex(100),
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"range": tm.makeRangeIndex(100),
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"float": tm.makeFloatIndex(100),
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"bool": Index([True, False]),
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"categorical": tm.makeCategoricalIndex(100),
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"interval": tm.makeIntervalIndex(100),
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"empty": Index([]),
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"tuples": MultiIndex.from_tuples(zip(["foo", "bar", "baz"], [1, 2, 3])),
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"repeats": Index([0, 0, 1, 1, 2, 2]),
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}
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@pytest.fixture(params=indices_dict.keys())
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def indices(request):
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# copy to avoid mutation, e.g. setting .name
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return indices_dict[request.param].copy()
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@pytest.fixture(params=[1, np.array(1, dtype=np.int64)])
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def one(request):
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# zero-dim integer array behaves like an integer
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return request.param
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zeros = [
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box([0] * 5, dtype=dtype)
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for box in [pd.Index, np.array]
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for dtype in [np.int64, np.uint64, np.float64]
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]
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zeros.extend([np.array(0, dtype=dtype) for dtype in [np.int64, np.uint64, np.float64]])
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zeros.extend([0, 0.0])
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@pytest.fixture(params=zeros)
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def zero(request):
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# For testing division by (or of) zero for Index with length 5, this
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# gives several scalar-zeros and length-5 vector-zeros
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return request.param
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