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Python Network Programming Techniques

You're reading from   Python Network Programming Techniques 50 real-world recipes to automate infrastructure networks and overcome networking challenges with Python

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Product type Paperback
Published in Oct 2021
Publisher Packt
ISBN-13 9781838646639
Length 340 pages
Edition 1st Edition
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Author (1):
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Marcel Neidinger Marcel Neidinger
Author Profile Icon Marcel Neidinger
Marcel Neidinger
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Table of Contents (14) Chapters Close

Preface 1. Chapter 1: A Primer on Python 3 2. Chapter 2: Connecting to Network Devices via SSH Using Paramiko FREE CHAPTER 3. Chapter 3: Building Configuration Templates Using Jinja2 4. Chapter 4: Configuring Network Devices Using Netmiko 5. Chapter 5: Model-Driven Programmability with NETCONF and ncclient 6. Chapter 6: Automating Complex Multi-Vendor Networks with NAPALM 7. Chapter 7: Automating Your Network Tests and Deployments with pyATS and Genie 8. Chapter 8: Configuring Devices Using RESTCONF and requests 9. Chapter 9: Consuming Controllers and High-Level Networking APIs with requests 10. Chapter 10: Incorporating your Python Scripts into an Existing Workflow by Writing Custom Ansible Modules 11. Chapter 11: Automating AWS Cloud Networking Infrastructure Using the AWS Python SDK 12. Chapter 12: Automating your Network Security Using Python and the Firepower APIs 13. Other Books You May Enjoy

Making HTTP requests using the requests module in Python

As we have seen, the HTTP protocol is a plain text protocol, and while we could implement this protocol by hand, that is very cumbersome. We will thus use the requests module. This module abstracts the process of requesting and handling the response from an HTTP server. In this first recipe, we will see how to do an initial request against a network device that has RESTCONF enabled. This recipe thus also serves as a verification that RESTCONF is properly enabled on your device.

Getting ready

Open your code editor and start by creating a file called make_request.py. Next, navigate in your terminal to the same directory in which you just created the make_request.py file.

How to do it…

Follow these steps to make your first HTTP request using Python and the requests module:

  1. Import the requests module:
    import requests
  2. Create a requests session:
    s = requests.Session()
  3. Specify the connection information...
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