单选题pandas中哪个方法不能对pandas的数据对象进行合并()AgroupbyBconcatCmergeDjoin
单选题
pandas中哪个方法不能对pandas的数据对象进行合并()
A
groupby
B
concat
C
merge
D
join
参考解析
解析:
暂无解析
相关考题:
试讲题目1.题目:Wild animals2.内容:Sadly, giant pandas face serious problems in the wild. For example, it is very difficult for pandas to have babies, and many baby pandas die when they are very young. Also, giant pandas live mainly on a special kind of bamboo. However, the bamboo forests are becoming smaller and smaller. As a result, pandas may not have a place to live or food to eat.Giant pandas are now in danger. We should take action right away. Here are some ideas.1. help pandas have more babies;2. build more panda reserves;3. make laws to protect pandas.3.基本要求:(1)朗读全文;(2)设计引导学生进行预测的教学活动;(3)配合教学内容适当板书;(4)全英授课。答辩题目1. How should we communicate with students?2. Please talk about your own personality. Are you outgoing or introverted?
pandas里分类数据的哪个方法用于删除类别()A、add_categoriesB、rename_categoriesC、remove_categoriesD、reorder_categories
单选题pandas里分类数据的哪个方法用于删除类别()Aadd_categoriesBrename_categoriesCremove_categoriesDreorder_categories
判断题pandas中的date_range方法可以索引一定时期或时间范围内的数据。A对B错