我有一个集合模块:
import collections
named_tuple_sex = collections.namedtuple(
'FlightsResultsSorter',
['TotalPriceASC',
'TransfersASC',
'FlightTimeASC',
'DepartureTimeASC',
'DepartureTimeDESC',
'ArrivalTimeASC',
'ArrivalTimeDESC',
'Airlines']
)
FlightsResultsSorter = named_tuple_sex(
FlightsResultsSorter('TotalPrice', SortOrder.ASC),
FlightsResultsSorter('Transfers', SortOrder.ASC),
FlightsResultsSorter('FlightTime', SortOrder.ASC),
FlightsResultsSorter('DepartureTime', SortOrder.ASC),
FlightsResultsSorter('DepartureTime', SortOrder.DESC),
FlightsResultsSorter('ArrivalTime', SortOrder.ASC),
FlightsResultsSorter('ArrivalTime', SortOrder.DESC),
FlightsResultsSorter('Airlines', SortOrder.ASC)
)
在另一个模块中,我遍历了这个集合,我想获取项目的名称:
for x in FlightsResultsSorter:
self.sort(x)
所以在上面的代码中,我想要传递的不是
x
(这是一个对象),例如,DepartureTimeASC
或 ArrivalTimeASC
.
我怎样才能得到这个名字?
_fields
属性:
from collections import namedtuple
Point = namedtuple('Point', 'x, y')
p = Point(x=1, y=2)
for name in Point._fields:
print(name, getattr(p, name))
from itertools import izip
for x, field in izip(FlightsResultsSorter, named_tuple_sex._fields):
print x, field
您也可以使用
FlightsResultsSorter._asdict()
来获取字典。