enumerate

>>>seasons = ['Spring', 'Summer', 'Fall', 'Winter']

>>> list(enumerate(seasons))  # 配个下标形成对儿，默认从0开始

[(0, 'Spring'), (1, 'Summer'), (2, 'Fall'), (3, 'Winter')]

>>> list(enumerate(seasons, start=1)) # 下标从 1 开始

[(1, 'Spring'), (2, 'Summer'), (3, 'Fall'), (4, 'Winter')]

标签：Summer,Winter,Spring,enumerate,Fall,seasons
来源： https://www.cnblogs.com/pjishu/p/10545688.html