In [1]: from rectangle import Rect

In [2]: r = Rect(mins=[1, 2], maxes=[4, 6])

In [3]: r
Out[3]: Rect([1. 2.], [4. 6.])

In [4]: r + 1
Out[4]: Rect([2. 3.], [5. 7.])

In [5]: s = Rect(sizes=[1, 1])

In [6]: r < s
Out[6]: False

In [7]: s <= r
Out[7]: True