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Mastering Linux Shell Scripting

You're reading from   Mastering Linux Shell Scripting A practical guide to Linux command-line, Bash scripting, and Shell programming

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Product type Paperback
Published in Apr 2018
Publisher
ISBN-13 9781788990554
Length 284 pages
Edition 2nd Edition
Languages
Tools
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Authors (2):
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Mokhtar Ebrahim Mokhtar Ebrahim
Author Profile Icon Mokhtar Ebrahim
Mokhtar Ebrahim
Andrew Mallett Andrew Mallett
Author Profile Icon Andrew Mallett
Andrew Mallett
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Table of Contents (17) Chapters Close

Preface 1. The What and Why of Scripting with Bash FREE CHAPTER 2. Creating Interactive Scripts 3. Conditions Attached 4. Creating Code Snippets 5. Alternative Syntax 6. Iterating with Loops 7. Creating Building Blocks with Functions 8. Introducing the Stream Editor 9. Automating Apache Virtual Hosts 10. AWK Fundamentals 11. Regular Expressions 12. Summarizing Logs with AWK 13. A Better lastlog with AWK 14. Using Python as a Bash Scripting Alternative 15. Assessments 16. Other Books You May Enjoy

What is Python?

Python is an object-oriented interpreted language that is designed to be easy to use and to aid Rapid Application Development. This is achieved by the use of simplified semantics in the language.

Python was created at the end of the 1980s, towards the very end of December 1989, by the Dutch developer Guido van Rossum. The majority of the design of the language aims for clarity and simplicity, and one of the main rules of the Zen of Python is:

There should be one, and preferable only one, obvious way to do it.

Often systems will have both Python 2 and Python 3 installed; however, all newer distributions are switching to Python 3. We will be working with Python 3.

Since we are using Linux Mint, it comes shipped with Python 3 already.

If you are using another Linux distribution or Python 3 is not found for any reason, you can install it like this:

  • On RedHat based...
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