#498 – NOVEMBER 9, 2021
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An Oral History of Bank Python
Interesting read about the strange world of Python, as used by big investment banks: “Bank Python implementations are effectively proprietary forks of the entire Python ecosystem which are in use at many (but not all) of the biggest investment banks.”
CAL PATERSON
CPython Developer in Residence Weekly Report, November 1–7
“Python 3.9.8 got released this week! At this point in the 3.9 lifecycle this should be a relatively uneventful release. Instead, it took us a few days of work to get it out of the door. I still managed to squeeze in 51 closed PRs and even organized a meeting between the core developers and Daan Leijen, the author of mimalloc.”
ŁUKASZ LANGA
Measure the Health and Performance of Your Python Applications With Datadog APM
Quickly troubleshoot errors in your Python code with Datadog’s Continuous Profiler to optimize the performance of your applications. Find the most resource-consuming parts in your production code all the time, at any scale. Improve MTTR, enhance user experience, and reduce overhead. Try it free →
DATADOG sponsor
Build a Command-Line To-Do App With Python and Typer
Follow along this step-by-step project to create a to-do application for your command line using Python and Typer. While you build this app, you’ll learn the basics of Typer, a modern and versatile library for building command-line interfaces (CLI).
REAL PYTHON
Python Software Foundation: 2021 End of the Year Fundraiser
“The PSF launched its end-of-the-year fundraiser. There are two ways to donate: 1. donate directly to the PSF or 2. purchase a discounted PyCharm license, with all proceeds going to the PSF. Contributing to the PSF financially helps sustain programs that support the larger Python community.”
PYTHON SOFTWARE FOUNDATION
Discussions
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Articles & Tutorials
Exploring Django Templates, Tags, and Filters
Are you getting the most out of the Django framework? It’s a powerful web framework if you’re not interested in reinventing the wheel. Django includes a useful template system with inheritance for composing reusable HTML. This week on the show, Real Python author Christopher Trudeau shares his Django tips and tricks.
REAL PYTHON podcast
Build a Content Aggregator in Python
In this project-based tutorial, you’ll build a content aggregator from scratch with Python and Django. Using custom management commands, feedparser, and django-apscheduler, you’ll set up an app to periodically parse RSS feeds for Python podcasts and display the latest episodes to your users.
REAL PYTHON
Cheat Sheet: 9 Python Security Best Practices
Most Python frameworks like Django have debugging switched on by default. Set DEBUG = False in production to prevent information leaks, plus learn 8 more tips in the Python security cheat sheet →
SNYK.IO sponsor
Making Python Faster With Guido and Mark
“This episode is the first of several that dive into some of the active efforts to increase the speed of Python while maintaining compatibility with existing code and packages. Who better to help kick this off than Guido van Rossum and Mark Shannon?”
TALK PYTHON podcast
Using plt.scatter() to Visualize Data in Python
In this course, you’ll learn how to create scatter plots in Python, which are a key part of many data visualization applications. You’ll get an introduction to plt.scatter(), a versatile function in the Matplotlib module for creating scatter plots.
REAL PYTHON course
How to Secure Your Python Software Supply Chain
A new kind of cyber threat has come to light recently: software supply chain attacks. While rare, they have massive impacts. This article describes the most common attacks in the Python ecosystem and gives hints on how to prevent them.
BENOÎT GOUJON • Shared by Benoît Goujon
Get Your Next Python Job Through Hired
Hired is home to thousands of companies from startups to Fortune 500s actively hiring developers, data scientists, mobile engineers & more. Create a profile & let hiring managers reach out to you. It’s completely free for job-seekers, so don’t wait!
HIRED sponsor
Understand Django: Command Your App
With this Understand Django article, you’ll learn about commands. Commands are the way to execute scripts that interact with your Django app. Learn about built-in commands and how to build your own.
MATT LAYMAN • Shared by Matt Layman
Managing Dependencies in a Python Project
A high-level overview of managing dependencies in a Python project, why there’s more than one way to do it and what are the tradeoffs between them.
JACEK KOŁODZIEJ • Shared by Jacek Kołodziej
PEP 672: Unicode-Related Security Considerations for Python
“This document explains possible ways to misuse Unicode to write Python programs that appear to do something else than they actually do.”
PYTHON.ORG
Projects & Code
django-simple-deploy: Django App That Configures Your Project for Deployment
GITHUB.COM/EHMATTHES • Shared by Eric Matthes
Events
Weekly Real Python Office Hours Q&A (Virtual)
November 10, 2021
REALPYTHON.COM
Python Miami
November 13 to November 14, 2021
PYTHONDEVELOPERSMIAMI.COM
Django Girls Groningen
November 13, 2021
DJANGOGIRLS.ORG
PyCon Japan 2021
November 15 to November 16, 2021
PYCON.JP
deploy by DigitalOcean
November 16 to November 17, 2021
DIGITALOCEAN
Women Who Code CONNECT Forward 2021
November 18 to November 20, 2021
WOMENWHOCODE.DEV
PyCon APAC 2021
November 19 to November 24, 2021
PYCON.ORG
Happy Pythoning!
This was PyCoder’s Weekly Issue #498.
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