March 2020
Beginner to intermediate
352 pages
8h 40m
English
Content preview from Hands-On Exploratory Data Analysis with Python
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Using the pd.merge() method with a right join
This is the fourth option. Similarly to those options we've already looked at, we can use the right join to get a list of all the students who appeared in the Machine Learning course.
The code for doing it is as follows:
dfSE = pd.concat([df1SE, df2SE], ignore_index=True)dfML = pd.concat([df1ML, df2ML], ignore_index=True)df = dfSE.merge(dfML, how='right')df
The output of this snippet is left as part of an exercise for you to complete. Check which columns have NaN values.
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