一.字符串格式化 #字符串的拼接#msg='i am a best boy'+'非常帅'print(msg)name=input('name:')hobby=input(('hobby:'))age=input('age:')print (' i am %s ,my hobby is %s,age%s ,%s,年龄:%d'%(name,hobby,age,[222,3333,'gdgfvsdhfs'],555555))#str能接受所有类型, #打印浮点数 在%后边加个点,在添加数字,表示保留几…