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  1. Prepare
  2. Python
  3. Closures and Decorators
  4. Decorators 2 - Name Directory
  5. Discussions

Decorators 2 - Name Directory

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231 Discussions

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  • evterpa
     + 0 comments

    Isn't it terrible design to have a decorator change what parameters the decorated function expects? The only hint here is the name of the parameters in the provided code. I got it, but it is confusing...

  • pr0m3t3
     + 0 comments
    def person_lister(f):
    def inner(people):
        people = sorted(people, key= lambda x: int(x[2]))
        for person in people:
            yield f(person)
    return inner

  • ericstricker73
     + 0 comments
    def person_lister(f):
    def inner(people):
        people.sort(key=lambda x: int(x[2]))
        # complete the function
        return [f(person) for person in people]
    return inner

  • rejin_gunasekar1
     + 0 comments
    import operator
def person_lister(f):
    def inner(people):
        for x in people:
            x[2] = int(x[2])
        people.sort(key=operator.itemgetter(2))
        return [f(x) for x in people]
    return inner
@person_lister
def name_format(person):
    return ("Mr. " if person[3] == "M" else "Ms. ") + person[0] + " " + person[1]
if __name__ == '__main__':
    people = [input().split() for i in range(int(input()))]
    print(*name_format(people), sep='\n')

  • n4m774r_d
     + 0 comments
    def person_lister(f):
    def inner(people):
        return [f(p) for p in sorted(people,key = lambda x: int(x[-2]))] 
    return inner