def test_view_of_view_modification():
    adata = ad.AnnData(np.zeros((10, 10)))
    adata[0, :][:, 5:].X = np.ones(5)
    assert np.all(adata.X[0, 5:] == np.ones(5))
    adata[[1, 2], :][:, [1, 2]].X = np.ones((2, 2))
    assert np.all(adata.X[1:3, 1:3] == np.ones((2, 2)))

    adata.X = sparse.csr_matrix(adata.X)
    adata[0, :][:, 5:].X = np.ones(5) * 2
    assert np.all(asarray(adata.X)[0, 5:] == np.ones(5) * 2)
    adata[[1, 2], :][:, [1, 2]].X = np.ones((2, 2)) * 2
    assert np.all(asarray(adata.X)[1:3, 1:3] == np.ones((2, 2)) * 2)
def test_urls():
    urls = [
        'http://www.djangoproject.com/',
        'http://localhost/',
        'http://example.com/',
        'http://www.example.com/',
        'http://www.example.com:8000/test',
        'http://valid-with-hyphens.com/',
        'http://subdomain.example.com/',
        'http://200.8.9.10/',
        'http://200.8.9.10:8000/test',
        'http://valid-----hyphens.com/',
        'http://example.com?something=value',
        'http://example.com/index.php?something=value&another=value2',
        'http://foo:bar@example.com',
        'http://foo:@example.com',
        'http://foo:@2001:db8:85a3::8a2e:370:7334',
        'http://foo2:qd1%r@example.com',
    ]

    for value in urls:
        yield assert_equal, inputs.url(value), value