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博客园 - bigdog

安装PyTorch_1 Pandas上的Dataframe求差集 Linux 下安装NLTK的过程 Python函数返回多结果 将英文缩写扩展成正常英文的方法 如何安装pytorch Selenium 获取Select元素的选中值 安装MxNet Docker 的日常 Ubuntu上安装Docker Ubuntu华为云挂载新硬盘 Python读写大文件-将整行文字根据分号分行 Pandas中的DataFrame读取Mysql的方法 Pandas中的DataFrame读取Oracle的方法 Kettle 7.1 配置连接Oracle、Mysql、SqlServe的DLL文件准备 Nginx开启访问日志记录 Selenium chromeDriver 下载地址 在Linux上部署Nginx,反向代理tornado的WebSite Linux上安装Mysql - bigdog
Pandas下的Dataframe如何实现多条件筛选
bigdog · 2021-08-25 · via 博客园 - bigdog
df = cache.GetCache_Student()
result = df.loc[(df.sex=='M') & (df.LEAVE_DATE.isnull())] #性别为男且在校的学生

result = df.loc[(df.sex=='M') & (~df.LEAVE_DATE.isnull())] #性别为男且已经毕业的学生

Enjoy

posted @ 2021-08-25 17:13  bigdog  阅读(1267)  评论(0)    收藏  举报