Week Two
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Week Two
- 模块初识
import sysprint(sys.path)#打印环境变量print(sys.argv)#打印相对路径import oscmd_res = os.system("dir")#执行命令,不保存结果cmd_res = os.popen("dir").read()print(cmd_res)os.mkdir("new_dir")
- 列表、元组操作
.append #增加.insert(2," ") #插入.remove(" ") #删除这个元素 ordel name[n].pop() #删除列表最后一个值names[2] = "该换人了" .extend([1,2,3]) #扩展列表.index("Tina") #找列表里Tina的位置.count("Tina") #统计列表里Tina的数量.reverse() .sort()
\033[31;1m%s\033[0m #这里是加颜色的
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