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Python Made Easy: A Beginner’s Guide to Coding, Data Structures, and Practical Applications
book

Python Made Easy: A Beginner’s Guide to Coding, Data Structures, and Practical Applications

by Marco Gähler
January 2026
Beginner
139 pages
3h 54m
English
Apress
Content preview from Python Made Easy: A Beginner’s Guide to Coding, Data Structures, and Practical Applications
© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2026
M. GählerPython Made Easyhttps://doi.org/10.1007/979-8-8688-2133-2_9

9. Util

Marco Gähler1  
(1)
Zürich, Zürich, Switzerland
 

In this chapter, we explain some useful functionality of Python, namely, how to deal with files and time.

Files

Files are important in programming to store data. There are all kinds of possible file formats for different purposes. The most common file format is the text file. This could be anything, for example, the .tex file that I’m writing this book on, or your Python code.

CSV

But there are also a lot of files for storing structured data. A very common file format is the CSV (Comma-Separated Values) file. CSV is quite simple and can be ...

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