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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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235 Discussions

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  • hulusio
     + 0 comments
    import operator

def person_lister(f):
    def inner(people):
        # complete the function
        ret = []
        #print(people)
        people = sorted(people, key = lambda x : int(x[2]))
        #print(people)
        for person in people:
            #print(person)
           ret.append(f(person))
      
        return ret
    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')

  • dilajevolves
     + 0 comments
    def person_lister(f):
    def inner(people):
        people.sort(key = lambda data : int(data[2]))
        return [f(person) for person in people]
    return inner

  • yashdeora98294
     + 0 comments

    Here is HackerRank Decorators 2 - Name Directory in Python solution - https://programmingoneonone.com/hackerrank-decorators-2-name-directory-solution-in-python.html

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

  • evterpa
     + 1 comment

    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...