def display_collection(self, id):
collection = Collection.get_by_id(self.db, id);
if collection == None:
raise Exception("No collection with id {}!".format(id))
Collection.print_table_header()
collection.print_for_table()
items = Item.get_by_collection(self.db, collection.id)
print("ITEMS")
Item.print_table_header()
for item in items:
item.print_for_table()
def display_item(self, id):
item = Item.get_by_id(self.db, id);
if item == None:
raise Exception("No item with id {}!".format(id))
Item.print_table_header()
item.print_for_table()
