Python Weekly (Issue 421 October 31 2019)

Python Weekly - Issue 421

October 31, 2019

Python Weekly

Welcome to issue 421 of Python Weekly. Let's get straight to the links this week.

From Our Sponsor 

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News

An announcement that Guido van Rossum is leaving Dropbox and heading into retirement. Thank you Guido for everything you have done for Python community and best wishes for whatever you decide to do during your retirement.

Articles, Tutorials and Talks

This talk looks at over 200 of the most-successful open-source Python applications to distill real-world advice on building effective software to reach the masses. Architecture, testing, licensing, packaging and

distribution, these projects hold lifetimes of work and wisdom, waiting to be learned!

This post highlights Grab’s high-performance risk rule engine that automates the creation of rules to detect fraudulent activities with minimal efforts by engineers.

Algorithmic curation at The Times is used in designated parts of our website and apps. We use it to select content where manual curation would be inefficient or difficult, like in the Smarter Living section of the homepage or in Your Weekly Edition, a personalized newsletter. Personalization algorithms are used to complement the editorial judgment that determines what stories lead our news report.

Learning how to read EEG data in Python for the purposes of creating a brain computer interface with hopes of doing things like controlling characters in a game and hopefully much more!

In this detailed guide, we will walk you through the workings of the range function using examples, and discuss its limitations and their workarounds. Although range is useful for a broad variety of Python programming tasks, this guide will conclude with a couple of data science use cases for the range function.

Are you curious enough to build your own Static Site Generator? In this article, you'll learn how to build your own Static Site Generator using Python, create a blog and host it on Netlify for free. 

I wrote a Python script that lets you loop .mp3 files seamlessly, forever, based on a loop point determined automatically. This means that you can now listen to your favorite video game music on repeat, forever, sounding just like it does in the game! This post is a longer explanation of why I did this and how it works.

In this tutorial, we’ll delve into how Python arrays work, what their limitations are, and how you can use them to maximize their efficiency. 

Do you wonder how the hackers manage to discover valuable data so easily, what are their secrets and their techniques and the most importantly how to prevent our personal data to be stolen? In this article we will focus on the Keylogger and how to create such a program in a very easy way using Python programming language. 

In this video learn how to brand your own QR codes and use them on business cards, promotional material or your online social media network. 

Mixed precision training and gradient checkpointing on a ResNet.

Are you new to asynchronous programming? Are you past the novice python material and looking to increase your knowledge and experience of python in a variety of contexts? You've come to the right place. This tutorial builds on the foundations of Async Python we learnt in the first tutorial demonstrating how to write a synchronous and an asynchronous web scraper.

How to use Basemap and Networkx packages in Python to plan your around the world itinerary.

This article includes tips on how to clean up messy currency data in pandas so that you may convert the data to numeric formats for further analysis.

Learn how to broadcast multiple SMS text messages from a Python 3 web application built with the Django web framework in this code-first tutorial.

Django offers a functional admin UI out of the box with CRUD interface for db management. This covers most use cases for basic content and user management systems. However, it doesn't have exploratory views that show summaries or historical trends which is something you'd expect from an admin dashboard. Luckily, the django admin app is extensible and with a few tweaks we can add interactive Javascript charts to the admin.

In this article, I'll talk about how we used traces and logging to find the problem, then monkey patched Google's code to fix it.

This post presents the findings for the fastest ZIP file decompression method the author has been able to find.

Books

The goal of this book is to reconcile Python programmers with OpenGL, providing both an introduction to modern OpenGL and a set of basic and advanced techniques in order to achieve both fast, scalable & beautiful scientific visualizations.

Interesting Projects, Tools and Libraries

A cross-platform, fast, feature full, GPU based terminal emulator.

Train an artificial intelligence to play tinder for you.

BrachioGraph is an ultra-cheap (total cost of materials: €14) plotter that can be built with minimal skills.

Download pictures (or videos) along with their captions and other metadata from Instagram.  

Find the dominant colors in any image.

PySlowFast is an open source video understanding codebase from FAIR that provides state-of-the-art video classification models, including papers "SlowFast Networks for Video Recognition", and "Non-local Neural Networks".

A demonstration of best practices for a large Flask API project.

Slightly modified clone of Pong classic game implemented with Python.

A fast, interactive, multi-dimensional image viewer for python.

Simple program that parses a .txt exported from Whatsapp and extracts the emojis to generate a bar chart of their occurences (using matplotlib). 

Upcoming Events and Webinars

Immerse yourself in two days of fantastic talks, special keynote speakers, incredible sponsors and other like minded Pythonistas. Want to go deeper? Join us Monday and Tuesday (November 18-19) for development sprints, where you and your fellow Python enthusiasts can work on open source and personal projects in a fun group atmosphere. 

Are you new to Python and looking to build something cool and call yours? Are you wondering what it takes to build a real production ready API? Do you have questions on how to serve your latest idea via an API? Are you wanting to do it in under 45 minutes? If so, this talk is for you!

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