Before
Entering
In context
Exiting with [<class 'NoneType'>, <class 'NoneType'>, <class 'NoneType'>]
After
Before
Entering
in context
Exiting with [<class 'NoneType'>, <class 'NoneType'>, <class 'NoneType'>]
42
Before
Entering
Raising
Exiting with [<class 'type'>, <class 'ValueError'>, <class 'list'>]
ValueError(None)