DrZhang winner = ["John", "Helen", "Sigmund", "Olaf"] del winner[-1] # 删除最后一个元素 print(winner) del winner # 删除整个列表 print(winner) product = { 'category': 'book', 'price': 4.99, 'in_shop': True } del product['in_shop'] # 删除字典中的键 print(product)