1. 实例：输出12个星座符号，以反斜线分隔。
   for i in range(12):    print(chr(9800+i),end='/')

   
2. 实例：恺撒密码的编码
   m = input("请输入加密字符：")q=ord('a')p=ord('z')print("加密结果为")for i in m:    if q<=ord(i)<=p:        print(chr(q+(ord(i)-p+3)%26),end='')    else:        print(i,end='')

   
3. 输入姓名，格式输出：占4位、居中、不足4字的以空格填充。
   name=input('请输入姓名：')print("{0:^4}".format(name))

   
4. 格式化输出：中华人民共和国国内生产总值(GDP)689,136.89亿元(2015年)（千分位、2位小数，浮点数）
   print("中华人民共和国国内生产总值(GDP):{0:^-10,.3f}亿元".format(689,136.89))

   
5. 实例：打出99乘法表
   for i in range(1,10):    for j in range(1, i+1):            print('{}x{}={}\t'.format(j, i, i*j), end='')    print()

   
6. 实例: 下载一首英文的歌词或文章，统计单词出现的次数，将所有,.？！替换为空格，将所有大写转换为小写。
   panama='''Daca nici asa nu-ti placeIa mai zboara-n PanamaZile zile zile zile eu alerg girlMile mile mile mile pe maidanPentru tine tine sa-ti dau un dar darCel mai de pret dar fara nici un ban banGanja iarba sunt inutile-tileNumai tu stii sa-mi dai aripile-pileIn Jamaica sau in Chile ChileInima face Boom-Boom numai pentru tineEh eh eh eh eh eh eh eh eh ehNumai pentru tineEh eh eh eh eh eh eh eh eh ehN-ai raspuns la telefonNo problem te scot pe balconSi-o sa vezi cu ochii taiCum ti-aduc flori un camionSi iti cant asa cu chitara meaDaca nici asa nu-ti placeIa mai zboara-n PanamaCe pana meaAh ah ah ah mai zboara-n PanamaAh ah ah ah zboara ce pana meaAh ah ah ah mai zboara-n PanamaAh ah ah ah hai mai zboaraKile-kile kile-kile eu am dat josOricum baby nu erau de folos-losMi-e dor de tine sunt intors pe dos-dosAcasa ajung la timp tre' sa o iau pe jos-josLa ce ne folosesc banii banii baniiDaca tu imi dai iubire si zi de zi pun aniiCa Bonnie Clyde sa fiu doar eu cu tineSi o sa avem girl o iubire ca in filmeEh eh eh eh eh eh eh eh eh ehO iubire ca in filmeEh eh eh eh eh eh eh eh eh eh EhN-ai raspuns la telefonNo problem te scot pe balconSi-o sa vezi cu ochii taiCum ti-aduc flori un camionSi iti cant asa cu chitara meaDaca nici asa nu-ti placeIa mai zboara-n Panama Ce pana meaAh ah ah ah mai zboara-n PanamaAh ah ah ah zboara ce pana meaAh ah ah ah mai zboara-n PanamaAh ah ah ah Eh Oh noBaby girl hai vino incoa'Am dragoste la mine o dau la schimb cu a taBaby girl dragostea meaE de calitate dau gramul gram hai iaN-ai raspuns la telefonNo problem te scot pe balconSi-o sa vezi cu ochii taiCum ti-aduc flori un camionSi iti cant asa cu chitara meaDaca nici asa nu-ti placeIa mai zboara-n Panama Ce pana meaAh ah ah ah mai zboara-n PanamaAh ah ah ah zboara ce pana meaAh ah ah ah mai zboara-n PanamaAh ah ah ah hai ma zboara Pwaah'''panama=panama.replace('?',' ')panama=panama.replace('!',' ')panama=panama.replace(',',' ')panama=panama.replace('.',' ')panama=panama.lower()print('ah计数为：',panama.count('ah'))print('eh计数为：',panama.count('eh'))print('歌词为：',panama)

   

    
7. 用webbrowser，uweb.open_new_tab('url')打开校园新闻列表
   import webbrowser as webfor i in range(2,6):    web.open_new_tab('http://news.gzcc.cn/html/xiaoyuanxinwen/'+str(i)+'.html')