December 2017
Intermediate to advanced
386 pages
10h 42m
English
Content preview from SciPy Recipes
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How to do it...
Concatenation in pandas is the process of combining the data from two or more pandas objects into a new object. Concatenation of the Series objects simply results in a new Series, with the values copied in sequence.
The process of concatenating the DataFrame objects is more complex. The concatenation can be applied to either axis of the specified objects, and along that axis pandas performs relational join logic to the index labels. Then, along the opposite axis, pandas performs alignment of the labels and filling of missing values.
Because there are a number of factors to consider, we will break down the examples for concatenation into the following topics:
- Understanding the default semantics of concatenation
- Switching the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.