AssignmentCollection.__bool__

AssignmentCollection can be used in many cases where you could also use a List[Assignment]. With AssignmentCollection.__bool__, an empty AssignmentCollection is falsy and a non-empty one truthy.

So you can assert assignments, 'must not be emtpy'

changed the description

changed title from Assignment collection. bool to AssignmentCollection.__bool__

enabled an automatic merge when the pipeline for fbf1ec12 succeeds

merged

mentioned in commit 00c00c45