摘要：
with open('小护士班主任',encoding='utf-8') as f,open('小护士班主任.bak','w',encoding='utf-8') as f1: for line in f: if '星儿' in line: line=line.replace('星儿','小丽') 阅读全文
摘要：
i=1 lis=[] username=input('请输入要注册的用户名:') password=input('请输入你的密码') with open('userfile',mode='w',encoding='utf-8') as userfile: userfile.write('{}\n{} 阅读全文