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def number_of_friends(user):
global a
"""how many friends does_user_have?"""
return len(user["friends"])
##########################################################################
users=[{"id":0,"name":"Hero"},
{"id": 1,"name":"Dunn"},
{"id":2,"name":"Chi"}
]
friendships=[(0,1),(1,2)]
#creation d'une liste d'amis à partir de users
for user in users:
user["friends"]=[]
#les amis sont créés à partir de fiendships
for i,j in friendships:
print("i j ",i,j)#on lit les tuples
users[i]["friends"].append(users[j])#add i as a friend of j
users[j]["friends"].append(users[i])#add j as a friend of i
#######Comment afficher seulement le "name" des amis"
for user in users:
b=number_of_friends(user)
print("les amis de ",user["name"],"sont")
for x in range(b):
print( user["friends"][x]) |
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