Python2
# str = "duoceshi"# print(str)
# print(str)
# print(str[:3])
# print(str)
# print(str)
# print(str[-1:-6])
# print(str[-1:-6:-1])
# print(str[-1:-6:-2])
# str = 'wang badan'
# print(str.capitalize()) # Wang badan
# print(str.count('w')) # 1
# print(str.title()) # Wang Badan
# print("!".join(str)) # w!a!n!g! !b!a!d!a!n
# 练习
# 把字符串str1 = "user_name" 输出成UserName
# str1 = "user_name"
# list1 =str1.title().split("_")
# print(list1+list1)
# print("".join(list1))
# print(list1)
# str = 'duoceshioud'
# print(str.strip('du'))
# print(str.strip('ud'))
# print(str.strip('u'))
# print(str.lstrip('du'))
# print(str.lstrip('ud'))
# print(str.rstrip('du'))
# print(str.rstrip('ud'))
# print(str.startswith('du'))
# print(str.startswith('ud'))
# print(str.endswith('du'))
# print(str.endswith('ud'))
# name =input('请输入您要上传的文件名称')
# if name.endswith('.py'):
# print('牛逼了，老铁')
# else:
# print('傻逼了，老铁')
#
# str1 = "xiaoazhang"
#
# # print(str1.find('a',3))
# # print(str1.rfind('a'))
# print(str1.replace('a','b'))
# print(str1.replace('a',''))
# print(str1.split(''))
# list1 =['dcs','10086','10000','10010',['wangbadan','wangjiudan']]
# print(list1) #['dcs', '10086', '10000', '10010', ['wangbadan', 'wangjiudan']]
# print(list1)
# list1='12580'
# print(list1) #['12580', '10086', '10000', '10010', ['wangbadan', 'wangjiudan']]
# list1='dcs'
# print(list1) #['d', 'c', 's', '10000', '10010', ['wangbadan', 'wangjiudan']]
# str = 'zhangchuang'
# list1=list(str)
# print(list1) #['z', 'h', 'a', 'n', 'g', 'c', 'h', 'u', 'a', 'n', 'g']
# list1 =['z', 'h', 'a', 'n', 'g', 'c', 'h', 'u', 'a', 'n', 'g']
# str2 = str(list1)
# print(str2) #['z', 'h', 'a', 'n', 'g', 'c', 'h', 'u', 'a', 'n', 'g']
# print(type(str2)) # <class 'str'>
# list1.append('wangshidan') #['dcs', '10086', '10000', '10010', ['wangbadan', 'wangjiudan'], 'wangshidan']
# list1.append(18709211231) #['dcs', '10086', '10000', '10010', ['wangbadan', 'wangjiudan'], 18709211231]
# list1.append(['123']) #['dcs', '10086', '10000', '10010', ['wangbadan', 'wangjiudan'], ['123']]
# print(list1)
# str = 'yangtiandaxiao chumenqu'
# print(str.capitalize()) #Yangtiandaxiao chumenqu
# print(str.title()) #Yangtiandaxiao Chumenqu
# print(str.count('a')) #4
# print('_'.join(str)) #y_a_n_g_t_i_a_n_d_a_x_i_a_o_ _c_h_u_m_e_n_q_u
# print(str.strip('ya')) #ngtiandaxiao chumenqu
# print(str.strip('ay')) # ngtiandaxiao chumenqu
# print(str.lstrip('y')) # angtiandaxiao chumenqu
# print(str.split('a')) # ['y', 'ngti', 'nd', 'xi', 'o chumenqu']
# print(str.rstrip('qu')) #yangtiandaxiao chumen
# print(str.startswith('ya')) # True
# print(str.endswith('q')) #False
# print(str.endswith('u')) # True
# print(str.find('a')) # 1
# print(str.find('a',3))# 6
# print(str.rfind('a')) #12
# print(str.rfind('a'))
# print(str[:])
# print(str.replace('a','b')) #ybngtibndbxibo chumenqu
# str = 'Yangtiandaxiaochumenqu'
# print(str.lower()) #yangtiandaxiaochumenqu
# print(str.upper()) # YANGTIANDAXIAOCHUMENQU
# str ='123456'
# print(str.isdigit()) # True
# str = 'abcdefg'
# print(str.isdigit()) #False
# print(str.isalpha()) #True
# print(str.isalnum()) # True
# str = 'abcdefg'
# print(str.istitle()) #False
# print(str.islower()) #True
# str = 'Abcdefg'
# print(str.istitle()) #True
# print(str.isupper()) #False
# list1 =['dcs','xian05','10086',['libai','dufu','wangwei']]
# print(list1)#['dcs', 'xian05', '10086', ['libai', 'dufu', 'wangwei']]
# print(type(list1))#<class 'list'>
# str1 = 'zhangchuang'
# list2 = list(str1)
# # print(list2)# ['z', 'h', 'a', 'n', 'g', 'c', 'h', 'u', 'a', 'n', 'g']
# str2 = str(list2)
# # print(str2) #['z', 'h', 'a', 'n', 'g', 'c', 'h', 'u', 'a', 'n', 'g']
# # print(type(str2)) #<class 'str'>
# print(''.join(list2))
# list1 = ['zhangguorong','liangchaowei','jinchengwu','wuyanzu','chenguanxi']
# # list1.append('zhangchuang')
# # print(list1) #['zhangguorong', 'liangchaowei', 'jinchengwu', 'wuyanzu', 'chenguanxi', 'zhangchuang']
# # list1.append(10086)
# # print(list1) # ['zhangguorong', 'liangchaowei', 'jinchengwu', 'wuyanzu', 'chenguanxi', 10086]
# list1.append()
# print(list1) # ['zhangguorong', 'liangchaowei', 'jinchengwu', 'wuyanzu', 'chenguanxi', ]
# list1.insert(0,'zhangshuai')
# print(list1)# ['zhangshuai', 'zhangguorong', 'liangchaowei', 'jinchengwu', 'wuyanzu', 'chenguanxi']
# list1.insert(0,10086)
# print(list1) #
# list1.insert(0,['wangbadan','wangjiudan'])
# print(list1) # [['wangbadan', 'wangjiudan'], 'zhangguorong', 'liangchaowei', 'jinchengwu', 'wuyanzu', 'chenguanxi']
# list1 =['zhang']
# list2 =['chuang']
# str1 = 'zc'
# int1 = 10010
# list1.extend(list2)
# # print(list1) # ['zhang', 'chuang']
# list1.extend(str1)
# # print(list1) # ['zhang', 'chuang', 'z', 'c']
# list1.extend(int1)
# print(list1)# TypeError: 'int' object is not iterable
# list1 = ['danyuan','renchangjiu','qianli','gongchanjuan']
# print(list1.index('danyuan')) # 0
# print(list1.index('gongchanjuan')) # 3
# str1 = 'wobenjiangxinxiangmingyue'
# print(str1.index('a')) # 7
# list1 = ['danyuan','danyuan','renchangjiu','qianli','gongchanjuan']
# list1.remove('danyuan')
# # print(list1) # ['danyuan', 'renchangjiu', 'qianli', 'gongchanjuan']
# del list1
# del list1
# print(list1) # ['danyuan', 'renchangjiu', 'qianli', 'gongchanjuan']
# print(list1) # ['renchangjiu', 'qianli', 'gongchanjuan']
# del list1
# print(list1) #['renchangjiu', 'qianli', 'gongchanjuan']
# list1 =['1006','0420','zc','xyh','ZC','XYH']
# # list1.sort()
# # print(list1) # ['0420', '1006', 'XYH', 'ZC', 'xyh', 'zc']
# list1.sort(reverse=True)
# print(list1) # ['zc', 'xyh', 'ZC', 'XYH', '1006', '0420']
# list1 = ['1','2','3','4','5','6','7']
# # list2=sorted(list1)
# # print(list2) # ['1', '2', '3', '4', '5', '6', '7']
# list2=sorted(list1,reverse=True)
# print(list2) # ['7', '6', '5', '4', '3', '2', '1']
list1 = ['1','2','3','4','5','6','7']
# list1.reverse()
# print(list1) # ['7', '6', '5', '4', '3', '2', '1']
print(list1[::-1]) # ['7', '6', '5', '4', '3', '2', '1']
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