#!/usr/bin/env python
# coding=utf-8
"""
count the examine scores
"""
from __future__ import division
def average_score(scores):
"""
count average score.
"""
score_values = scores.values()
sum_scores = sum(score_values)
average = sum_scores/len(score_values)
return average
def sorted_score(scores):
"""
count the list for max to min.
"""
score_lst = [(scores[k],k) for k in scores]
sort_lst = sorted(score_lst, reverse=True)
return [(i[1], i[0]) for i in sort_lst]
def max_score(scores):
"""
the max scroe and the person's name.
"""
lst = sorted_score(scores)
max_score = lst[0][1]
return [(i[0],i[1]) for i in lst if i[1]==max_score]
def min_score(scores):
"""
the min score and the person's name.
"""
lst = sorted_score(scores)
min_score = lst[len(lst)-1][1]
return [(i[0],i[1]) for i in lst if i[1]==min_score]
if __name__ == "__main__":
examine_scores = {"google":98, "facebook":99, "baidu":52, "alibaba":80, "yahoo":49, "IBM":70, "android":76, "apple":99, "amazon":99}
ave = average_score(examine_scores)
print "the average score is: ",ave
sor = sorted_score(examine_scores)
print "list of the scores: ",sor
xueba = max_score(examine_scores)
print "Xueba is: ",xueba
xuezha = min_score(examine_scores)
print "Xuzha is: ",xuezha