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Frank Kane's Taming Big Data with Apache Spark and Python

You're reading from   Frank Kane's Taming Big Data with Apache Spark and Python Real-world examples to help you analyze large datasets with Apache Spark

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Product type Paperback
Published in Jun 2017
Publisher Packt
ISBN-13 9781787287945
Length 296 pages
Edition 1st Edition
Languages
Concepts
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Author (1):
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Frank Kane Frank Kane
Author Profile Icon Frank Kane
Frank Kane
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Table of Contents (8) Chapters Close

Preface 1. Getting Started with Spark 2. Spark Basics and Spark Examples FREE CHAPTER 3. Advanced Examples of Spark Programs 4. Running Spark on a Cluster 5. SparkSQL, DataFrames, and DataSets 6. Other Spark Technologies and Libraries 7. Where to Go From Here? – Learning More About Spark and Data Science

Running the script - discover who the most popular superhero is

Let's dive into the code for finding the most popular superhero in the Marvel Universe and get our answer. Who will it be? We'll find out soon. Go to the download package for this book and you're going to download three things: the Marvel-graph.txt data file, which contains our social network of superheroes, the Marvel-names.txt file, which maps superhero IDs to human-readable names, and finally, the most-popular-superhero script. Download all that into your SparkCourse folder and then open up most-popular-superhero.py in your Python environment:

Alright, let's see what's going on here. We have the usual stuff at the top so let's get down to the meat of it

Mapping input data to (hero...

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