家庭老师一边讲课

Use Python for data analysis: This book is a detailed version of Python's pandas package. Learn this to master some basic pandas commands. However, this is not the point, because pandas is too slow to produce a large amount of data and may collapse (I don't know if there is any improvement now-!) The point is, through studying this book, I feel a little about the data operation and am familiar with the basic data operation process. All the operations in this book can be replaced by native Python, and Pandas package is not needed. Finding feelings is very important.Reason for Nomination: Through two undercover experiences and interviews with a large number of professionals, the reporter presented the background of the listing of China's crude oil futures from various angles, and interpreted the impact and future trend of crude oil after listing. The major event of "China's crude oil futures listing" has given the interface its own unique set of reports.4月的某日，关于太阳的预言在网上被传播开来。在曾我部老板经营的位于下北泽的咖啡馆 “CITY COUNTRY CITY”中兼职的演员·实日子今天也到店里上班了。曾我部老板弹着吉他，在构思着新歌，听着他的低声吟唱，实日子着手进行开店准备。这时，夏小姐偶然来到了店里。“欢迎您在这样的日子里还过来光顾。”“这样的日子？”在这个一如既往，却又有些不同往日的日子里，实日子和夏小姐就着那些至今为止在对戏时，被说过的无法忘记的台词，聊得热火朝天。而这时，偶然进店的羊子小姐也加入其中，她们间的谈话变得一发不可收拾……一个武当长老不敌，那就来三个，三个不敌，那就四个全上。Action: Raise your hand.