def test_views():
    X = np.array(X_list)
    adata = ad.AnnData(X, obs=obs_dict, var=var_dict, uns=uns_dict, dtype="int32")

    assert adata[:, 0].is_view
    assert adata[:, 0].X.tolist() == np.reshape([1, 4, 7], (3, 1)).tolist()

    adata[:2, 0].X = [0, 0]

    assert adata[:, 0].X.tolist() == np.reshape([0, 0, 7], (3, 1)).tolist()

    adata_subset = adata[:2, [0, 1]]

    assert adata_subset.is_view
    # now transition to actual object
    adata_subset.obs["foo"] = range(2)
    assert not adata_subset.is_view

    assert adata_subset.obs["foo"].tolist() == list(range(2))
def test_isointerval():
    intervals = [
        (
            # Full precision with explicit UTC.
            "2013-01-01T12:30:00Z/P1Y2M3DT4H5M6S",
            (
                datetime(2013, 1, 1, 12, 30, 0, tzinfo=pytz.utc),
                datetime(2014, 3, 5, 16, 35, 6, tzinfo=pytz.utc),
            ),
        ),
        (
            # Full precision with alternate UTC indication
            "2013-01-01T12:30+00:00/P2D",
            (
                datetime(2013, 1, 1, 12, 30, 0, tzinfo=pytz.utc),
                datetime(2013, 1, 3, 12, 30, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # Implicit UTC with time
            "2013-01-01T15:00/P1M",
            (
                datetime(2013, 1, 1, 15, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 1, 31, 15, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # TZ conversion
            "2013-01-01T17:00-05:00/P2W",
            (
                datetime(2013, 1, 1, 22, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 1, 15, 22, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # Date upgrade to midnight-midnight period
            "2013-01-01/P3D",
            (
                datetime(2013, 1, 1, 0, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 1, 4, 0, 0, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # Start/end with UTC
            "2013-01-01T12:00:00Z/2013-02-01T12:00:00Z",
            (
                datetime(2013, 1, 1, 12, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 2, 1, 12, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # Start/end with time upgrade
            "2013-01-01/2013-06-30",
            (
                datetime(2013, 1, 1, tzinfo=pytz.utc),
                datetime(2013, 6, 30, tzinfo=pytz.utc),
            ),
        ),
        (
            # Start/end with TZ conversion
            "2013-02-17T12:00:00-07:00/2013-02-28T15:00:00-07:00",
            (
                datetime(2013, 2, 17, 19, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 2, 28, 22, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        # Resolution expansion for single date(time)
        (
            # Second with UTC
            "2013-01-01T12:30:45Z",
            (
                datetime(2013, 1, 1, 12, 30, 45, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 30, 46, tzinfo=pytz.utc),
            ),
        ),
        (
            # Second with tz conversion
            "2013-01-01T12:30:45+02:00",
            (
                datetime(2013, 1, 1, 10, 30, 45, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 10, 30, 46, tzinfo=pytz.utc),
            ),
        ),
        (
            # Second with implicit UTC
            "2013-01-01T12:30:45",
            (
                datetime(2013, 1, 1, 12, 30, 45, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 30, 46, tzinfo=pytz.utc),
            ),
        ),
        (
            # Minute with UTC
            "2013-01-01T12:30+00:00",
            (
                datetime(2013, 1, 1, 12, 30, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 31, tzinfo=pytz.utc),
            ),
        ),
        (
            # Minute with conversion
            "2013-01-01T12:30+04:00",
            (
                datetime(2013, 1, 1, 8, 30, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 8, 31, tzinfo=pytz.utc),
            ),
        ),
        (
            # Minute with implicit UTC
            "2013-01-01T12:30",
            (
                datetime(2013, 1, 1, 12, 30, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 31, tzinfo=pytz.utc),
            ),
        ),
        (
            # Hour, explicit UTC
            "2013-01-01T12Z",
            (
                datetime(2013, 1, 1, 12, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 13, tzinfo=pytz.utc),
            ),
        ),
        (
            # Hour with offset
            "2013-01-01T12-07:00",
            (
                datetime(2013, 1, 1, 19, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 20, tzinfo=pytz.utc),
            ),
        ),
        (
            # Hour with implicit UTC
            "2013-01-01T12",
            (
                datetime(2013, 1, 1, 12, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 13, tzinfo=pytz.utc),
            ),
        ),
        (
            # Interval with trailing zero fractional seconds should
            # be accepted.
            "2013-01-01T12:00:00.0/2013-01-01T12:30:00.000000",
            (
                datetime(2013, 1, 1, 12, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 30, tzinfo=pytz.utc),
            ),
        ),
    ]

    for value, expected in intervals:
        yield assert_equal, inputs.iso8601interval(value), expected