Book Image

Python Automation Cookbook - Second Edition

By : Jaime Buelta
Book Image

Python Automation Cookbook - Second Edition

By: Jaime Buelta

Overview of this book

In this updated and extended version of Python Automation Cookbook, each chapter now comprises the newest recipes and is revised to align with Python 3.8 and higher. The book includes three new chapters that focus on using Python for test automation, machine learning projects, and for working with messy data. This edition will enable you to develop a sharp understanding of the fundamentals required to automate business processes through real-world tasks, such as developing your first web scraping application, analyzing information to generate spreadsheet reports with graphs, and communicating with automatically generated emails. Once you grasp the basics, you will acquire the practical knowledge to create stunning graphs and charts using Matplotlib, generate rich graphics with relevant information, automate marketing campaigns, build machine learning projects, and execute debugging techniques. By the end of this book, you will be proficient in identifying monotonous tasks and resolving process inefficiencies to produce superior and reliable systems.
Table of Contents (16 chapters)
14
Other Books You May Enjoy
15
Index

Updating CSV files

Given that CSV files are simple text files, the best solution to update their content is to read them, process them into internal Python objects, make the changes, and then overwrite the result back in the same format. In this recipe, we will see how to do this.

Getting ready

In this recipe, we will use the movies.csv file that is available on GitHub at https://github.com/PacktPublishing/Python-Automation-Cookbook-Second-Edition/blob/master/Chapter06/movies.csv. It contains the following data:

Admissions
Name
Year

225.7

Gone With the Wind

1939

194.4

Star Wars

1968...