adding

In this Pandas tutorial, we are going to learn all there is about adding new columns to a dataframe. Here, we are going to use the same three methods that we used to add empty columns to a Pandas dataframe. Specifically, when adding columns to the dataframe we are going to use the following 3 methods:

1. Simply assigning new data to the dataframe
2. The assign() method to add new columns
3. The insert() method to add new columns

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