#675 – APRIL 1, 2025
An April Fool’s free issue. All content was curated before April 1st and is guranteed to be April Fool’s free.
Optimizing With Generators, Expressions, & Efficiency
Python generators provide an elegant mechanism for handling iteration, particularly for large datasets where traditional approaches may be memory-intensive. Unlike standard functions that compute and return all values at once, generators produce values on demand through the yield statement, enabling efficient memory usage and creating new possibilities for data processing workflows.
PYBITES • Shared by Bob Belderbos
Introducing DuckDB
In this showcase tutorial, you’ll be introduced to a library that allows you to use a database in your code. DuckDB provides an efficient relational database that supports many features you may already be familiar with from more traditional relational database systems.
REAL PYTHON
Quiz: Introducing DuckDB
REAL PYTHON
Learn AI In 5 Minutes A Day
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THE RUNDOWN AI sponsor
Outlier Detection With Python
Have you ever wondered why certain data points stand out so dramatically? They might hold the key to everything from fraud detection to groundbreaking discoveries. This week Talk Python to Me interviews Brett Kennedy on outlier detection.
TALK PYTHON podcast
PEP 768: Safe External Debugger Interface for CPython (Accepted)
PYTHON.ORG
PyCon US 2025 Conference Schedule
PYCON.ORG
EuroPython July 14th-20th Prague, Tickets Available
EUROPYTHON.EU
Articles & Tutorials
What Can You Do With Python?
In this video course, you’ll find a set of guidelines that will help you start applying your Python skills to solve real-world problems. By the end, you’ll be able to answer the question, “What can you do with Python?”
REAL PYTHON course
Python Code Quality: Best Practices and Tools
In this tutorial, you’ll learn about code quality and the key factors that make Python code high-quality. You’ll explore effective strategies, powerful tools, and best practices to elevate your code to the next level.
REAL PYTHON
Optimizing Django by Not Being Silly
Although the post is nominally about a tool being used with Django, the root problem being debugged is about handling substrings. Doing it badly can be a real performance bottleneck, learn how to avoid the problem.
MAX BERNSTEIN
Share Python Scripts Like a Pro
Sharing single-file Python scripts with external dependencies is now easy thanks to uv and PEP 723, which enable embedding dependency metadata directly within script files.
DAVE JOHNSON • Shared by Dave Johnson
PEP 781: Make TYPE_CHECKING a Built-in Constant
This PEP proposes adding a new built-in variable, TYPE_CHECKING, which is True when the code is being analyzed by a static type checker, and False during normal runtime.
PYTHON.ORG
Checking User Permissions in Django Templates
Not all actions in your web project are for all users. This post shows you how to check what a user’s permissions are from within the HTML template being rendered.
TIM KAMANIN
Checking Whether Iterables Are Equal in Python
“You can check whether iterables contain the same elements in Python with equality checks, type conversions, sets, Counter, or looping helpers.”
TREY HUNNER
Understanding Numpy’s einsum
Einstein notation lets you evaluate operations on multi-dimensional arrays. NumPy has this built-in. This post shows you how to use it.
ELI BENDERSKY
Building a Real-Time Dashboard With FastAPI and Svelte
Learn how to build a real-time analytics dashboard using FastAPI and Svelte with server-sent events.
AMIR TADRISI • Shared by Michael Herman
Building Accessible Web Forms in Django
A step by step reference to building accessible web forms in Django.
VALENTINO GAGLIARDI
Quiz: Python Code Quality: Best Practices and Tools
REAL PYTHON
Projects & Code
python-docx: Create and Modify Word Documents
GITHUB.COM/PYTHON-OPENXML
Cirron: Trace System Calls That Python Executes
GITHUB.COM/S7NFO
pythonx: Python Interpreter Embedded in Elixir
GITHUB.COM/LIVEBOOK-DEV
docs: Collaborative Note Taking, Wiki and Docs Platform
GITHUB.COM/SUITENUMERIQUE
py-bugger: Practice Debugging, Intentionally Introduce Bugs
GITHUB.COM/EHMATTHES
Events
Weekly Real Python Office Hours Q&A (Virtual)
April 2, 2025
REALPYTHON.COM
Canberra Python Meetup
April 3, 2025
MEETUP.COM
Sydney Python User Group (SyPy)
April 3, 2025
SYPY.ORG
Python Communities
April 5 to April 6, 2025
NOKIDBEHIND.ORG
PyDelhi User Group Meetup
April 5, 2025
MEETUP.COM
Python Conference Austria 2025
April 6 to April 8, 2025
PYCON.ORG
Happy Pythoning!
This was PyCoder’s Weekly Issue #675.
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