#445 – NOVEMBER 3, 2020
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Fourier Transforms With scipy.fft: Python Signal Processing
In this tutorial, you’ll learn how to use the Fourier transform, a powerful tool for analyzing signals with applications ranging from audio processing to image compression. You’ll explore several different transforms provided by Python’s scipy.fft module.
REAL PYTHON
Python Behind the Scenes #4: How Python Bytecode Is Executed
Here’s a joke you may have heard from Python developers: “Is Python interpreted or compiled? Yes.” When your program runs, the Python source code is compiled to bytecode. This in-depth article explores how bytecode gets executed.
VICTOR SKVORTSOV
Scan Git Repos for Secrets with GitGuardian!
GitGuardian enables 150k+ developers to continuously find and remediate secrets such as API keys, database connection strings or security certificates that are exposed in git repositories. Sign up to GitGuardian to scan your git repos for free and prevent secret sprawl →
GITGAURDIAN sponsor
Simulating Real-World Processes in Python With SimPy
In this step-by-step course, you’ll see how you can use the SimPy package to model real-world processes with a high potential for congestion. You’ll create an algorithm to approximate a complex system, and then you’ll design and run a simulation of that system in Python.
REAL PYTHON course
Five Advanced Django Tips
Dive into advanced django tips, including Q objects, annotations, prefetch objects, custom querysets, and custom model managers.
STEVEN PATE • Shared by Steven Pate
An Illustration of Why Running Code During Import Is a Bad Idea (And How It Happens Anyway)
Code that runs when a module is imported is usually a code smell. But sometimes there’s no way around it.
CHRIS SIEBENMANN
Raspberry Pi 400 Personal Computer Kit Now Available
RASPBERRYPI.ORG • Shared by Bartosz Zaczyński
Discussions
A Case Against Functional Programming in Python
Is functional programming just lots of map()and filter() calls, or is it something else?
REDDIT
I’m Deploying My First Data Science App…is Learning All This Par for the Course?
Swimming in a sea of git, cron, SSH, and Linux. Am I doing this right?
REDDIT
Python Jobs
Python Developer / Software Engineer (Berlin, Germany)
Senior Full Stack Developer (Chicago, IL, USA)
Senior Software Engineer, Platform (Remote)
Senior Research Programmer (Remote)
Articles & Tutorials
The Real Python Podcast – Episode #33: Going Beyond the Basic Stuff With Python and Al Sweigart
You probably have heard of the bestselling Python book, “Automate the Boring Stuff with Python.” What are the next steps after starting to dabble in the Python basics? Maybe you’ve completed some tutorials, created a few scripts, and automated repetitive tasks in your life. This week on the show, we have author Al Sweigart to talk about his new book, “Beyond the Basic Stuff with Python: Best Practices for Writing Clean Code.”
REAL PYTHON podcast
A Django REST API in a Single File
Can you build an entire Django application in a single file? Well, yes, you can! Explore how to make a small Django API using only Django core features that all contained in—you guessed it—just one file.
ADAM JOHNSON
Python Developers Are in Demand on Vettery
Get discovered by top companies using Vettery to actively grow their tech teams with Python developers (like you). Here’s how it works: create a profile, name your salary, and connect with hiring managers at startups to Fortune 500 companies. Sign up today - it’s completely free for job-seekers →
VETTERY sponsor
OpenPyXL: Working with Microsoft Excel Using Python
Ah, Excel. Everyone loves to hate it. But let’s face it. Excel is one of the most popular pieces of software ever written. But you love Python, not Excel, which is why you might want to learn OpenPyXL.
MIKE DRISCOLL
Get Started With Django Part 3: Django View Authorization
This tutorial covers how to restrict your web pages to users with different roles through Django view authorization. You’ll learn about HttpRequest.user objects, view decorators that authenticate, and how to notify your users with the Django messages framework.
REAL PYTHON
Writing Performant Parallel Python Code
“In what cases is the use of libraries for concurrent application development appropriate and can result in increased performance using Python?”
THIAGO CANDIDO
Profile, Understand & Optimize Code Performance
You can’t improve what you can’t measure. Install in minutes. Profile and understand code behavior and performance (Wall-time, I/O, CPU, HTTP requests, SQL queries). Browse through appealing graphs. Supports all Python versions.
BLACKFIRE sponsor
Build Your Next Project With Wolfram Alpha API and Python
WolframAlpha is a powerful search and computation engine. Learn how to use it’s API to bring its functionality into your own Python programs!
MARTIN HEINZ • Shared by Martin Heinz
Modern Test-Driven Development in Python
Interested in how TDD works? This guide will walk you through the process, using modern tools and techniques, from start to finish.
JAN GIACOMELLI
What I Wish I Knew as a Junior Dev
Some of these are things even senior devs need to be reminded of sometimes!
ENDY AUSTIN
Projects & Code
nlp_profiler: Profile Datasets With One or More Text Columns
GITHUB.COM/NEOMATRIX369 • Shared by Mani Sarkar
Events
Python Brasil 2020
November 2 to November 9, 2020
PYTHONBRASIL.ORG.BR
Happy Pythoning!
This was PyCoder’s Weekly Issue #445.
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