《python编程：从入门到实践》课后答案

# 2-1简单消息
message = 'hello world!'
print(message)
message2 = 'hello world!memda'
print(message2)
# 2-3个性化消息
name = 'tianyuchun'
print('hello,'+ name + ' would you like drink a coffee?')
# 2-4调整名字的大小写
name = "tian yu chun"
print(name.title())
print(name.upper())
print(name.lower())
# 2-5名言
print('tianyuchun said:"好好学习，天天向上！" ')
# 2-6名言2
famous_person = 'tianyuchun'
message = '"好好学习，天天向上！"'
print(famous_person + 'said: ' + message)
# 2-7剔除人名中的空白
name = '\t\nzhuzhuzhu\t\t'
print(name)
print(name.rstrip())
print(name.lstrip())
print(name.strip())

# import this  # python的指导原则，【python之禅】
# 3-1姓名
names = ['tianyuchun', 'wanghan', 'jiangyu', 'wangzhuo']
print(names[0])  # 仅作示例 其他元素可以利用索引提取出
# 3-2问候语
print(names[0] + '，你好呀！')
# 3-3自己的列表
Transport = ['bicycle','motorcycle','plane','trian']
print('我很喜欢 '+Transport[2])
names[0] = '李白'
print(names)
Transport.insert(2,'李白')
print(Transport)
Transport = ['bicycle','motorcycle','plane','trian']
Transport_pop = Transport.pop(1)
print(Transport_pop)
# 3-4嘉宾名单
names = ['tianyuchun', 'wanghan', 'jiangyu', 'wangzhuo']
print('我想和 ' + names[0] + ' 一起吃饭！')
# 3-5修改嘉宾名单
print(names[2] + "无法赴约！")
names.remove('jiangyu')
names.insert(2, '李白')
print(names)
# 3-6添加嘉宾
names = ['tianyuchun', 'wanghan', 'jiangyu', 'wangzhuo']
print('我找到个更大的餐桌！')
names.insert(0,'杜甫')
names.insert(3,'李小凤')
names.append('易烊千玺')
print(names)
print('*'*100)
#3-7缩减名单
names_pop = names.pop()
print('对不起你不能来了，'+ names_pop)
print(names)
names_pop = names.pop()
print('对不起你不能来了，'+ names_pop)
print(names)
names_pop = names.pop()
print('对不起你不能来了，'+ names_pop)
print(names)
names_pop = names.pop()
print('对不起你不能来了，'+ names_pop)
print(names)
names_pop = names.pop()
print('对不起你不能来了，'+ names_pop)
print(names)
print(names[0]+ '欢迎你来！')
del names[1]
del names[0]
print(names)