示例#1
0
def test_inner_join_indexer():
    a = np.array([1, 2, 3, 4, 5], dtype=np.int64)
    b = np.array([0, 3, 5, 7, 9], dtype=np.int64)

    index, ares, bres = algos.inner_join_indexer_int64(a, b)

    index_exp = np.array([3, 5], dtype=np.int64)
    assert_almost_equal(index, index_exp)

    aexp = np.array([2, 4])
    bexp = np.array([1, 2])
    assert_almost_equal(ares, aexp)
    assert_almost_equal(bres, bexp)

    a = np.array([5], dtype=np.int64)
    b = np.array([5], dtype=np.int64)

    index, ares, bres = algos.inner_join_indexer_int64(a, b)
    assert_almost_equal(index, [5])
    assert_almost_equal(ares, [0])
    assert_almost_equal(bres, [0])
示例#2
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def test_inner_join_indexer():
    a = np.array([1, 2, 3, 4, 5], dtype=np.int64)
    b = np.array([0, 3, 5, 7, 9], dtype=np.int64)

    index, ares, bres = algos.inner_join_indexer_int64(a, b)

    index_exp = np.array([3, 5], dtype=np.int64)
    assert_almost_equal(index, index_exp)

    aexp = np.array([2, 4])
    bexp = np.array([1, 2])
    assert_almost_equal(ares, aexp)
    assert_almost_equal(bres, bexp)

    a = np.array([5], dtype=np.int64)
    b = np.array([5], dtype=np.int64)

    index, ares, bres = algos.inner_join_indexer_int64(a, b)
    assert_almost_equal(index, [5])
    assert_almost_equal(ares, [0])
    assert_almost_equal(bres, [0])
示例#3
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def test_inner_join_indexer2():
    idx = Index([1, 1, 2, 5])
    idx2 = Index([1, 2, 5, 7, 9])

    res, lidx, ridx = algos.inner_join_indexer_int64(idx2, idx)

    exp_res = np.array([1, 1, 2, 5], dtype=np.int64)
    assert_almost_equal(res, exp_res)

    exp_lidx = np.array([0, 0, 1, 2], dtype=np.int64)
    assert_almost_equal(lidx, exp_lidx)

    exp_ridx = np.array([0, 1, 2, 3], dtype=np.int64)
    assert_almost_equal(ridx, exp_ridx)
示例#4
0
def test_inner_join_indexer2():
    idx = Index([1, 1, 2, 5])
    idx2 = Index([1, 2, 5, 7, 9])

    res, lidx, ridx = algos.inner_join_indexer_int64(idx2, idx)

    exp_res = np.array([1, 1, 2, 5], dtype=np.int64)
    assert_almost_equal(res, exp_res)

    exp_lidx = np.array([0, 0, 1, 2], dtype=np.int64)
    assert_almost_equal(lidx, exp_lidx)

    exp_ridx = np.array([0, 1, 2, 3], dtype=np.int64)
    assert_almost_equal(ridx, exp_ridx)