PYTHON 点滴

# 具名元组
>>> from collections import namedtuple
>>> City = namedtuple(‘City‘, ‘name country population coordinates‘) ?
>>> tokyo = City(‘Tokyo‘, ‘JP‘, 36.933, (35.689722, 139.691667)) ?
>>> tokyo
City(name=‘Tokyo‘, country=‘JP‘, population=36.933, coordinates=(35.689722,
139.691667))
>>> tokyo.population ?
36.933
>>> tokyo.coordinates
(35.689722, 139.691667)
>>> tokyo[1]
‘JP‘