123

#1
gFile = open('g.txt',mode='r',encoding='utf-8')
gText = gFile.read()
gFile.close()
print(gText)

#2
replaceList = [',','.',"'",'\n']
for c in replaceList:
    gText=gText.replace(c,' ')
gText = gText.replace('  ',' ')
print(gText)

#3
print(gText.split(' '))
gfList=gText.split(' ')

#4
gSet=set(gList)
print(gSet)

gDict = {}
for word in gSet:
    gDict[word] = gList.count(word)
    print(gDict)


# 5.排序
wordCountList = (gDict.items())
print(wordCountList)
wordCountList.sort(key=lambda x:x[1],reverse=True)
print(wordCountList)


#6.输出Top20
for i in range(20):
    print(wordCountList[i])
'''
#7.写入文件
gCountFile = open('gCount.txt', mode='a',encoding='utf-8')
for i in range(len(wordCountList)):
    gCountFile.write(str(wordCountList[i][1]+' '+wordCountList[i][0]+'\n')
gCountFile.close()
'''