>>> from should_dsl import *

>>> [1, 2, 3] |should_have.all_of| [2, 3]
True
>>> [1, 2, 3] |should_have.all_of| [3, 4]
Traceback (most recent call last):
    ...
ShouldNotSatisfied: [1, 2, 3] does not have all of [3, 4]

