destroymon

tickets_by_type = {}
for key, val in types.items():
    result_value = tickets.get(key)
    if result_value:
        tickets_by_type.update({val: result_value})

tickets_by_type = { v: tickets[k] for k, v in types.items() }

uniqueTickets = set(sum(tickets.values(), []))

for k in tickets:
  t = uniqueTickets.intersection(set(tickets[k]))
  uniqueTickets.difference_update(t)
  tickets[k] = list(t)