>>> from should_dsl import *

>>> 1 |should| be(1)

>>> 1 |should_not| be(1.1)

>>> 'a' |should| be('b')
Traceback (most recent call last):
    ...
ShouldNotSatisfied: 'a' was expected to be 'b'

>>> 1 |should_not| be(1)
Traceback (most recent call last):
    ...
ShouldNotSatisfied: 1 was not expected to be 1

