Pythonic way to sorting list of namedtuples by field name

field-names, namedtuple, python, sorting

Solution

from operator import attrgetter
from collections import namedtuple

Person = namedtuple('Person', 'name age score')
seq = [Person(name='nick', age=23, score=100),
       Person(name='bob', age=25, score=200)]

Sort list by name

sorted(seq, key=attrgetter('name'))

Sort list by age

sorted(seq, key=attrgetter('age'))

Problem

I want to sort a list of named tuples without having to remember the index of the fieldname. My solution seems rather awkward and was hoping someone would have a more elegant solution. ``` from operator import itemgetter from collections import namedtuple Person = namedtuple('Person', 'name age score') seq = [ Person(name='nick', age=23, score=100), Person(name='bob', age=25, score=200), ] # sort list by name print(sorted(seq, key=itemgetter(Person._fields.index('name')))) # sort list by age print(sorted(seq, key=itemgetter(Person._fields.index('age')))) ``` Thanks, Nick

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