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| import numpy as np
| import pytest
|
| import pandas as pd
| from pandas import (
| Index,
| MultiIndex,
| )
|
|
| # Note: identical the "multi" entry in the top-level "index" fixture
| @pytest.fixture
| def idx():
| # a MultiIndex used to test the general functionality of the
| # general functionality of this object
| major_axis = Index(["foo", "bar", "baz", "qux"])
| minor_axis = Index(["one", "two"])
|
| major_codes = np.array([0, 0, 1, 2, 3, 3])
| minor_codes = np.array([0, 1, 0, 1, 0, 1])
| index_names = ["first", "second"]
| mi = MultiIndex(
| levels=[major_axis, minor_axis],
| codes=[major_codes, minor_codes],
| names=index_names,
| verify_integrity=False,
| )
| return mi
|
|
| @pytest.fixture
| def idx_dup():
| # compare tests/indexes/multi/conftest.py
| major_axis = Index(["foo", "bar", "baz", "qux"])
| minor_axis = Index(["one", "two"])
|
| major_codes = np.array([0, 0, 1, 0, 1, 1])
| minor_codes = np.array([0, 1, 0, 1, 0, 1])
| index_names = ["first", "second"]
| mi = MultiIndex(
| levels=[major_axis, minor_axis],
| codes=[major_codes, minor_codes],
| names=index_names,
| verify_integrity=False,
| )
| return mi
|
|
| @pytest.fixture
| def index_names():
| # names that match those in the idx fixture for testing equality of
| # names assigned to the idx
| return ["first", "second"]
|
|
| @pytest.fixture
| def narrow_multi_index():
| """
| Return a MultiIndex that is narrower than the display (<80 characters).
| """
| n = 1000
| ci = pd.CategoricalIndex(list("a" * n) + (["abc"] * n))
| dti = pd.date_range("2000-01-01", freq="s", periods=n * 2)
| return MultiIndex.from_arrays([ci, ci.codes + 9, dti], names=["a", "b", "dti"])
|
|
| @pytest.fixture
| def wide_multi_index():
| """
| Return a MultiIndex that is wider than the display (>80 characters).
| """
| n = 1000
| ci = pd.CategoricalIndex(list("a" * n) + (["abc"] * n))
| dti = pd.date_range("2000-01-01", freq="s", periods=n * 2)
| levels = [ci, ci.codes + 9, dti, dti, dti]
| names = ["a", "b", "dti_1", "dti_2", "dti_3"]
| return MultiIndex.from_arrays(levels, names=names)
|
|
