#659 – DECEMBER 10, 2024
Handling or Preventing Errors in Python: LBYL vs EAFP
In this video course, you’ll learn about two popular coding styles in Python: look before you leap (LBYL) and easier to ask forgiveness than permission (EAFP). You can use these styles to deal with errors & exceptional situations in your code. You’ll dive into the LBYL vs EAFP discussion in Python.
REAL PYTHON course
Assessing PyPy Performance With π and Prime Numbers
An exploration of PyPy, an alternative Python implementation written in Python, is performed through two computational tasks: estimating π using the Monte Carlo method and calculating prime numbers with the Sieve of Eratosthenes.
CRISTIANOPIZZAMIGLIO.COM • Shared by Cristiano Pizzamglio
Posit Connect Cloud: Share the Work You Make With Streamlit, FastAPI, Shiny & Other FOSS Frameworks
Posit Connect Cloud allows users to publish, host, and manage interactive apps, dashboards, Python models, APIs, and more. It offers a centralized, self-service platform for sharing Python-based data science. Amplify your impact by streamlining deployment and fostering sharing and collaboration →
POSIT sponsor
Building a Chat Backend for Wikipedia Articles in Django
This step-by-step article covers how to build a scalable chat backend using Django, Wikipedia data, OpenAI embeddings, and FAISS.
YANN MALET
PyCon US 2025 (Pittsburgh, PA) Registration Open
PYCON.BLOGSPOT.COM
Django Security Releases Issued: 5.1.4, 5.0.10, and 4.2.17
DJANGO SOFTWARE FOUNDATION
Python 3.13.1, 3.12.8, 3.11.11, 3.10.16 and 3.9.21 Released
CPYTHON DEV BLOG
PyCon Austria 2025 (Eisenstadt) Call for Papers
PAPERCALL.IO
Quiz: Expression vs Statement in Python
REAL PYTHON
Articles & Tutorials
Expression vs Statement in Python: What’s the Difference?
In this tutorial, you’ll explore the differences between an expression and a statement in Python. You’ll learn how expressions evaluate to values, while statements can cause side effects. You’ll also explore the gray areas between them, which will enhance your Python programming skills.
REAL PYTHON
Transferring Python Build Standalone Stewardship to Astral
Gregory is the maintainer of the Python Standalone Builds project but due to changes in his life doesn’t have as much time to contribute. The folks at Astral have offered to take the project on. This note explains why.
GREGORY SZORC
Python Developers: Scrape Any Website Without Getting Blocked
ZenRows handles all anti-bot bypass for you, from rotating proxies and headless browsers to CAPTCHAs and AI. Get a complete web scraping toolkit to extract all the data you need with a single API call. Try ZenRows now for free →
ZENROWS sponsor
New Era of Slop Security Reports for Open Source
Seth is the go-to security guy at Python and other open source projects. He, and others, have noticed an increase in automatically generated security reports which are often wrong. This post talks about what is going on and what you can do it if you maintain your own repository.
SETH LARSON
PEP 767: Annotating Read-Only Attributes
PEP 705 introduced the typing.ReadOnly type qualifier to allow defining read-only typing.TypedDict items. This PEP proposes using ReadOnly in annotations of class and protocol attributes, as a single concise way to mark them read-only.
PYTHON.ORG
PyData NYC 2024 Talks Available
This is a list of the talks from PyData NYC 2024. Topics include “Explaining Machine Learning Models with LLMS”, ” Using NASA EarthData Cloud & Python to Model Climate Risks”, “Unlocking the Power of Hybrid Search”, and more.
YOUTUBE.COM video
PEP 766: Explicit Priority Choices Among Multiple Indexes
“Package resolution is a key part of the Python user experience as the means of extending Python’s core functionality.” This PEP covers how package indexes should be merged as a spec for package management tools.
PYTHON.ORG
Testing Some Tidbits
Ned needed a way to check if a string consisted entirely of zeros and ones. He posted some possible answers and got a bunch more back in return. This post shows all the answers and how he validated them.
NED BATCHELDER
PyCon Australia 2024 Videos Released
This is a collection of the talks from PyCon Australia 2024. Topics include “How Smart is AI?”, “Three Django Apps in a Trenchcoat”, “Rethinking Data Catalogs”, and more.
YOUTUBE.COM video
Staff Engineer vs Engineering Manager
When do you need a Staff Engineers? What’s the difference between Staff Engineer and Engineering Manager? This article covers these questions and more.
ALEX EWERLÖF
Disposable Environments for Ad-Hoc Analyses
This article talks about juv, a tool that builds on top of uv and brings better environment management to Jupyter notebooks.
ERIC J. MA
Projects & Code
Python Implementation of MCP
PYPI.ORG
pandera: Statistical Data Testing Library
GITHUB.COM/UNIONAI-OSS
Potnia: Convert Ancient Texts Into Unicode
GITHUB.COM/ANCIENTNLP • Shared by Anonymous
Use Pyton 3.13 REPL With Django Shell
GITHUB.COM/SELECTNULL • Shared by Sasha Matijasic
leopards: Query Your Python Lists
GITHUB.COM/MKALIOBY
Events
Weekly Real Python Office Hours Q&A (Virtual)
December 11, 2024
REALPYTHON.COM
Python Atlanta
December 13, 2024
MEETUP.COM
PyDelhi User Group Meetup
December 14, 2024
MEETUP.COM
DFW Pythoneers 2nd Saturday Teaching Meeting
December 14, 2024
MEETUP.COM
Inland Empire Python Users Group Monthly Meeting
December 18, 2024
MEETUP.COM
Happy Pythoning!
This was PyCoder’s Weekly Issue #659.
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