Python 02

import copyperson=['name',['saving',100]]p1=copy.copy(person)
p2=person[:]
p3=list(person)
print(p1)
print(p2)
print(p3)p1=person[:]
p2=person[:]p1[0]='alex'
p2[0]='fengjie'p1[1][1]=50print(p1)
print(p2)

# -*- coding:utf-8 -*-data = {'北京':{'昌平':{"沙河":["oldby","test"],"tiantongyuan":["lianjie","woaiwojia"]},"chaoyang":{"wangjin":["benchi","momo"],"guomao":["CICC","HP"],"dongzhimen":["Advent","feixin"],},"haidian":[],},'sandong':{"得周":{},"qingdao":{},"jinan":{}},'guangdong':{"dongguan":{},"chagnsu":{},"foshan":{},},
}
exit_flag = Falsewhile not exit_flag:for i in data:print(i)choice = input("进入1》》")if choice in data:while not exit_flag:for i2 in data[choice]:print("\t",i2)choice2 = input("进入2》》")if choice2 in data[choice]:while not exit_flag:for i3 in data[choice][choice2]:print("\t\t",i3)choice3 = input("进入3》》:")if choice3 in data[choice][choice2]:for i4 in data[choice][choice2][chocie3]:print("\t\t\t",i4)choice = input("最后一层，按b返回》》》：")if choice4 =="b":passelif choice4 == "q":exit_flag = Trueif choice3 == "b":breakelif choice3 == "q":exit_flag = Trueif choice2 == "b":breakelif choice2 == "q":exit_flag = True

# -*- coding:utf-8 -*-av_catalog = {"欧美":{"www.youporn.com": ["很多免费的,世界最大的","质量一般"],"www.pornhub.com": ["很多免费的,也很大","质量比yourporn高点"],"letmedothistoyou.com": ["多是自拍,高质量图片很多","资源不多,更新慢"],"x-art.com":["质量很高,真的很高","全部收费,屌比请绕过"]},"日韩":{"tokyo-hot":["质量怎样不清楚,个人已经不喜欢日韩范了","听说是收费的"]},"大陆":{"1024":["全部免费,真好,好人一生平安","服务器在国外,慢"]}
}av_catalog["大陆"]["1024"][1] = "可以在国内做镜像"print(av_catalog)
print(av_catalog["大陆"])
print(av_catalog["大陆"]["1024"])info = {'stu1101': "TengLan Wu",'stu1102': "LongZe Luola",'stu1103': "XiaoZe Maliya",
}b ={'stu1101': "Alex",1:3,2:5,
}info.update(b)#把b添加到info中
print(info )c = dict.fromkeys([6,7,8],[1,{"name":"alex"},444])
print(c )c[7][1]['name'] = "Jack Chen"
print(c)info = {'stu1101': "TengLan Wu",'stu1102': "LongZe Luola",'stu1103': "XiaoZe Maliya",
}for i in info:print(i,info[i])for k,v in info.items():print(k,v)

# -*- coding:utf-8 -*-import copynames = ["4ZhangYang", "#!Guyun","xXiangPeng",["alex","jack"],"ChenRonghua","XuLiangchen"]
print(names[0:-1:2])
print(names[::2])
print(names[:])for i in names:print(i)name2 = copy.deepcopy(names)#浅拷贝，和原内容的地址不同
print(names)
print(name2)names.append("LeiHaidong")#添加在列表尾部
print(names)names.insert(1,"Chenrong")#指定位置，插入
print(names)print(names[1:3])#切片names.remove("Chenrong")#删除
print(names)del names[1]#删除
print(names)names.pop(1)#删除
print(names)print(names.index("4ZhangYang"))#下标号print(names.count("ChenRonghua"))#计数names.reverse()#逆序
print(names)names.clear()
print(names)names2 = [1,2,3,4]
names.extend(names2)#扩展
print(names2)

# -*- coding:utf-8 -*-name = "my \tname is {name} and i am {year} old"print(name)
print(name.capitalize())#首字母大写
print(name.count("a"))#计数
print(name.center(50,"-"))#字符串放置为中间位置，两边用-填充
print(name.endswith("ex"))#判断字符串是否以指定后缀结尾，如果以指定后缀结尾返回True，否则返回False
print(name.expandtabs(tabsize=30))#把字符串中的 tab 符号('\t')转为空格，tab 符号('\t')默认的空格数是 8。
print(name[name.find("name"):])#是否包含子字符串,如果包含子字符串返回开始的索引值，否则返回-1。print(name.format(name='alex',year = 23))
print(name.format_map({'name':'alex','year':10}))print('ab23'.isalnum)#Python isalnum() 方法检测字符串是否由字母和数字组成。
print('abA'.isalpha())#Python isalpha() 方法检测字符串是否只由字母或文字组成。
print('1A'.isdecimal())#isdecimal() 方法检查字符串是否只包含十进制字符。这种方法只存在于unicode对象。
print('1A'.isdigit())print("1》-----------------------")
print('a 1A'.isidentifier())#方法用于判断字符串是否是有效的 Python 标识符，可用来判断变量名是否合法。
print('33A'.isnumeric())#检测字符串是否只由数字组成，数字可以是： Unicode 数字，全角数字（双字节），罗马数字，汉字数字。
print('My Name Is  '.istitle())#测字符串中所有的单词拼写首字母是否为大写，且其他字母为小写。
print('My Name Is  '.isprintable()) #如果所有字符都是可打印的，则 isprintable() 方法返回 True，否则返回 False。
print('My Name Is  '.isupper())#检测字符串中所有的字母是否都为大写。print("2》》---------------------")
print('+'.join( ['1','2','3'])  )#将序列中的元素以指定的字符连接生成一个新的字符串。
print( name.ljust(50,'*')  )#返回一个原字符串左对齐,并使用空格填充至指定长度的新字符串。如果指定的长度小于原字符串的长度则返回原字符串。
print( name.rjust(50,'-')  )#右对齐print( 'Alex'.lower()  )#所有小写
print( 'Alex'.upper()  )#所有大写print( '\nAlex'.lstrip()  )#lstrip() 方法用于截掉字符串左边的空格或指定字符。
print( 'Alex\n'.rstrip()  )print( '   Alex\n'.strip()  )#用于移除字符串头尾指定的字符（默认为空格）或字符序列。p = str.maketrans("abcdefli",'123$@456')#
print("alex li".translate(p) )print("-----------------------------")
print('alex li'.replace('l','L',1))print('alex lil'.rfind('l'))print('1+2+3+4'.split('\n'))print('1+2\n+3+4'.splitlines())print('Alex Li'.swapcase())#小写变大写，大写变小写
print('lex li'.title())#每个单词的首字母大写print('lex li'.zfill(50))#右侧用0填充，指定长度

# -*- coding:utf-8 -*-product_list = [('Iphone',5800),('Mac Pro',9800),('Bike',800),('Watch',10600),('Coffee',31),('Alex Python',120),('Exit','q'),
]
shopping_list = []
salary = input("Input your salary:")if salary.isdigit():salary = int(salary)while True:for index,item in enumerate(product_list):#print(product_list.index(item),item)print(index,item)user_choice = input("选择要买嘛？：：：》》")if user_choice.isdigit():user_choice = int(user_choice)if user_choice < len(product_list) and user_choice >=0:p_item = product_list[user_choice]if p_item[1] <= salary: #买的起shopping_list.append(p_item)salary -= p_item[1]print("Added %s into shopping cart,your current balance is \033[31;1m%s\033[0m" %(p_item,salary) )else:print("\033[41;1m你的余额只剩[%s]啦，还买个毛线\033[0m" % salary)else:print("product code [%s] is not exist!"% user_choice)elif user_choice == 'q':print("--------shopping list------")for p in shopping_list:print(p)print("Your current balance:",salary)exit()else:print("invalid option")