综合练习：词频统计

fo=open('/Users/Administrator/Desktop/news.txt','r')
news=fo.read()
fo.close()
sep=''',.?!";:--'''
for i in sep:
    news=news.replace(i,' ').lower()
news=news.split()

word=dict(zip())

for i in news:
    word[i]=news.count(i)

words = '''
a an the in on to at and of is was are were i he she you your they us their our it or for be too do no 
that s so as but it's her we
'''

p= words.split()
for i in p:
    if i in word.keys():
        del(word[i])

word=sorted(word.items(),key=lambda x:x[1],reverse= True)


for i in range(10):
    print(word[i])