# Convert objects to serialisable things. Used by JSON serialiser as a default when it encounters unserializable things.
# Just converts objects to dict. Try to avoid doing anything clever here when serialising spots, because we also need
# to receive spots without complex handling.
def serialize_everything(obj):
    return obj.__dict__


# Empty a queue
def empty_queue(q):
    while not q.empty():
        try:
            q.get_nowait()
        except:
            break