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https://github.com/PiBrewing/craftbeerpi4.git
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99 lines
2.8 KiB
Python
99 lines
2.8 KiB
Python
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"""
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test_indexing tests the following Index methods:
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__getitem__
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get_loc
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get_value
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__contains__
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take
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where
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get_indexer
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slice_locs
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asof_locs
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The corresponding tests.indexes.[index_type].test_indexing files
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contain tests for the corresponding methods specific to those Index subclasses.
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"""
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import numpy as np
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import pytest
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from pandas import Float64Index, Index, Int64Index, UInt64Index
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import pandas._testing as tm
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class TestContains:
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@pytest.mark.parametrize(
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"index,val",
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[
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(Index([0, 1, 2]), 2),
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(Index([0, 1, "2"]), "2"),
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(Index([0, 1, 2, np.inf, 4]), 4),
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(Index([0, 1, 2, np.nan, 4]), 4),
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(Index([0, 1, 2, np.inf]), np.inf),
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(Index([0, 1, 2, np.nan]), np.nan),
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],
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)
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def test_index_contains(self, index, val):
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assert val in index
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@pytest.mark.parametrize(
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"index,val",
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[
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(Index([0, 1, 2]), "2"),
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(Index([0, 1, "2"]), 2),
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(Index([0, 1, 2, np.inf]), 4),
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(Index([0, 1, 2, np.nan]), 4),
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(Index([0, 1, 2, np.inf]), np.nan),
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(Index([0, 1, 2, np.nan]), np.inf),
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# Checking if np.inf in Int64Index should not cause an OverflowError
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# Related to GH 16957
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(Int64Index([0, 1, 2]), np.inf),
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(Int64Index([0, 1, 2]), np.nan),
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(UInt64Index([0, 1, 2]), np.inf),
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(UInt64Index([0, 1, 2]), np.nan),
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],
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)
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def test_index_not_contains(self, index, val):
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assert val not in index
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@pytest.mark.parametrize(
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"index,val", [(Index([0, 1, "2"]), 0), (Index([0, 1, "2"]), "2")]
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)
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def test_mixed_index_contains(self, index, val):
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# GH#19860
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assert val in index
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@pytest.mark.parametrize(
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"index,val", [(Index([0, 1, "2"]), "1"), (Index([0, 1, "2"]), 2)]
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)
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def test_mixed_index_not_contains(self, index, val):
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# GH#19860
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assert val not in index
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def test_contains_with_float_index(self):
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# GH#22085
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integer_index = Int64Index([0, 1, 2, 3])
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uinteger_index = UInt64Index([0, 1, 2, 3])
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float_index = Float64Index([0.1, 1.1, 2.2, 3.3])
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for index in (integer_index, uinteger_index):
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assert 1.1 not in index
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assert 1.0 in index
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assert 1 in index
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assert 1.1 in float_index
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assert 1.0 not in float_index
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assert 1 not in float_index
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@pytest.mark.parametrize(
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"idx", [Index([1, 2, 3]), Index([0.1, 0.2, 0.3]), Index(["a", "b", "c"])]
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)
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def test_getitem_deprecated_float(idx):
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# https://github.com/pandas-dev/pandas/issues/34191
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with tm.assert_produces_warning(FutureWarning):
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result = idx[1.0]
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expected = idx[1]
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assert result == expected
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