##操作单列#操作A到C列#操作1到3行#指定一个范围遍历所有行和列#获取所有行#获取所有列 #coding=utf-8 fromopenpyxlimportWorkbookwb=Workbook()ws1=wb.activews1["A1"]=1ws1["A2"]=2ws1["A3"]=3&nbs...

练习：#生成一个excel文件，生成3个sheet，每个sheet的a1写一下sheet的名称。每个sheet有个底色#coding=utf-8 fromopenpyxlimportWorkbookwb=Workbook()ws1=wb.create_sheet('sheet1',0)ws2=wb.creat...

#coding=utf-8fromseleniumimportwebdriverimporttimeimportosos.environ["webdriver.firefox.driver"]="C:ProgramFilesMozillaFirefoxfirefox.exe"driver=webdriver.Firef...

#coding=utf-8importosos.chdir('d:\test2')file_list=os.listdir('.')print"file_list:",file_listprint"*"*100forfileinfile_list:   printos.path.split...

单例：一个类只能生成唯一的一个实例 每个类只要被实例化了，他的私有属性'_instance'就会被赋值，这样理解对吗 对 #方法1,实现__new__方法 #并在将一个类的实例绑定到类变量_instance上, #如果cls._instance为None说明该类还没有实...

生成指定长度的随机数字密码生成指定长度的随机字母密码生成指定长度的随机数字和字母的混合 #encoding=utf-8 importrandomimportstringclasspassword_generator:   password_time=0 &nb...

1#include<iostream>23/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/4usingnamespacestd;5classPoint6{7public:8Point(flo...

#include<iostream>/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/usingnamespacestd;classTime{public:Time(){minute=0;se...

1#defineNULL02#include<iostream>3#include<string.h>4/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/5usingnamespa...

1#defineNULL02#include<iostream>3#include<string.h>4/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/5usingnamespa...

1#defineNULL02#include<iostream>34/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/5usingnamespacestd;6classString7{8pub...

1#include<iostream>23/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/4usingnamespacestd;5template<classnumtype>6c...

1#include<iostream>23/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/4usingnamespacestd;5classBox6{7public:8Box();9Box(...

1#include<iostream>23/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/4usingnamespacestd;5classArray_max6{7public:8voids...

1#include<iostream>2#include<string.h>3/*runthisprogramusingtheconsolepauseroraddyourowngetch,system("pause")orinputloop*/4usingnamespacestd;56struc...