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="\t")
输入姓名,格式输出:占4位、居中、不足4字的以空格填充。
s = input('input your name:')s = str(s)print('{0: ^75}'.format(s))
实例:恺撒密码的编码
def Caesar_code(s,t): s = str(s) t = int(t) l = [] for i in range(len(s)): l.append(chr(ord(s[i])+t)) print(chr(ord(s[i])+t),end='')Caesar_code('huanglinsheng',3)
实例:打出99乘法表
for i in range(1,10): for j in range(1,i+1): print('{}*{}={}\t'.format(i,j,i*j),end='') print(" ")
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)
GDP = input('中华人民共和国国内生产总值(GDP):')GDP = str(GDP)Year = input('输入年份:')Year = int(Year)print('{} : {}'.format(Year,GDP))
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。
s = '''英文歌 (5, 4, 3, 2, 1)-群星I plant a flower, plant a treePlant your hopes and plant your dreamsAnd let them grow until… (5, 4, 3, 2, 1)I’ll take you somewhere that is nearSeas of blue and fields of greenMay the heartaches soon be healedI’m just a woman but I’m for realAs strong as every man can beSo put your faith in me…I'm what I am and what you seeOnly say the words that I would keepI'm one of you'''print(s.count('I'))print(s.replace('I','i'))print(s.replace('I','my'))print(s.replace('a',' '))
用webbrowser,uweb.open_new_tab('url')打开校园新闻列表
import webbrowser as webfor i in range(2,5): web.open_new_tab('http://news.gzcc.cn/html/meitishijie/'+str(i)+'.html')