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OOP in Python: Why is object-oriented programming so important?
MP 36: What is OOP, and why does everybody ask about it?
Jul 6, 2023 • 
Eric Matthes
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Why I'm still using Python
Dec 29, 2022 • Eric Matthes
Yes, you should still learn to code*
Mar 18, 2023 • Eric Matthes
Improving code blocks in Substack newsletters
Mar 21, 2023 • Eric Matthes
Amusing logical errors
MP 86: And the value of small utility functions.
Mar 7, 2024 • 
Eric Matthes
Leaving Substack
MP 85: I'll be moving to Ghost next week, because it's a better fit for Mostly Python.
Feb 29, 2024 • 
Eric Matthes
Testing a book's code: Overall conclusions
MP 84: Final takeaways from a detailed look at testing.
Feb 22, 2024 • 
Eric Matthes
Testing a book's code, part 6: Testing a Django project
MP 83: Testing a simple but nontrivial Django project, from a reader's perspective.
Feb 15, 2024 • 
Eric Matthes
Testing a book's code, part 5: Testing Plotly data visualizations
MP 82: Testing complex HTML output, and output that varies based on API calls.
Feb 8, 2024 • 
Eric Matthes
Deploying simple Streamlit apps
MP 81: It's straightforward, but there are some things to be aware of.
Feb 6, 2024 • 
Eric Matthes
Testing a book's code, part 4: Testing Matplotlib data visualizations
MP 80: Modifying files and making assertions about images.
Feb 1, 2024 • 
Eric Matthes
Mostly Python
Mostly Python
I write mostly about Python, and other topics that come up in the course of my programming and writing work. New posts on Thursdays, and some Tuesdays as well.
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