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Learn Python Programming

You're reading from   Learn Python Programming A comprehensive, up-to-date, and definitive guide to learning Python

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Product type Paperback
Published in Nov 2024
Publisher Packt
ISBN-13 9781835882948
Length 616 pages
Edition 4th Edition
Languages
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Authors (2):
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Heinrich Kruger Heinrich Kruger
Author Profile Icon Heinrich Kruger
Heinrich Kruger
Fabrizio Romano Fabrizio Romano
Author Profile Icon Fabrizio Romano
Fabrizio Romano
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Toc

Table of Contents (20) Chapters Close

Preface A Gentle Introduction to Python FREE CHAPTER Built-In Data Types Conditionals and Iteration Functions, the Building Blocks of Code Comprehensions and Generators OOP, Decorators, and Iterators Exceptions and Context Managers Files and Data Persistence Cryptography and Tokens Testing Debugging and Profiling Introduction to Type Hinting Data Science in Brief Introduction to API Development CLI Applications Packaging Python Applications Programming Challenges Other Books You May Enjoy
Index

Configuration files

Configuration files are crucial components of many Python applications. They allow developers to separate the main application code from settings and parameters. This separation is helpful for maintaining, managing, and distributing software, especially when an application needs to run in different environments – such as development, production, and testing – with different configurations.

Configuration files allow:

  • Flexibility: Users can change the behavior of an application without modifying its code. This is particularly useful for applications that are deployed across different environments, or require credentials to a database, API keys, and so on.
  • Security: Sensitive information, like authentication credentials, API keys, or secret tokens, should be kept out of the source code and managed separately from the codebase.

Common formats

Configuration files can be written in several formats, each of which has its...

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