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Welcome to issue 319 of Python Weekly. Let's get straight to the links this week.

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Articles, Tutorials and Talks

Exploring United States Policing Data Using Python
Use Python to analyze and visualize an open-source dataset of 60 million police stops from across the US.

How To Build a 3D Printer in Python
First ever CNC machine controller implementation on pure Python.

How to make your code 80 times faster
I often hear people who are happy because PyPy makes their code 2 times faster or so. Here is a short personal story which shows PyPy can go well beyond that.

Python Built-in Functions and Methods (Python for Data Science Basics #3)
In this article I won’t just introduce you to the concept, but will give you a list of the most important functions and methods that you will use all the time in the future.

AWS Lambda Functions Made Easy
A Step by Step Guide with Code Snippets for Packing Your Python 2.7 Function for AWS Lambda.

A Concise URL Shortener in Python
How concise? 14 lines.

Deep Dive into Object Detection with Open Images, using Tensorflow
Tensorflow Tutorial and Demo: train a computer vision model with Google’s new Open Images Dataset and serve inferences via Algorithmia.

Learning Tree Data Structure
This post is an attempt to we better understand the Tree Data Structure and clarify any doubts about it. We will learn about what is a tree, examples of it, its terminology, how it works, and a technical implementation (a.k.a code!)

30-minute Python Web Scraper

Build Your Own Blockchain Part 2 — Syncing Chains From Different Nodes 

How to unit test machine learning code.

How-To: Multi-GPU training with Keras, Python, and deep learning 

Creating a REST API with Python and The aiohttp Framework

Migrating Flask web apps to Serverless

A Minimalist Guide to SQLite


Books

Python Tricks: A Buffet of Awesome Python Features
Learning the ins and outs of Python is difficult—and with this book you'll be able to focus on the practical skills that really matter. Discover the “hidden gold” in Python’s standard library and start writing clean and Pythonic code today.


Interesting Projects, Tools and Libraries

babybuddy
A 👶 buddy to help caregivers track sleep, feedings, diaper changes, and tummy time to learn about and predict baby's needs without (as much) guess work.

statically
Compiles a python function with cython using only a decorator.

pybaseball
Pull current and historical baseball statistics using Python (Statcast, Baseball Reference, FanGraphs)

deep-voice-conversion
Deep neural networks for voice conversion (voice style transfer) in Tensorflow.

trevorc2
TrevorC2 is a legitimate website (browsable) that tunnels client/server communications for covert command execution.

Blazy
Blazy is a modern login bruteforcer which also tests for CSRF, Clickjacking, Cloudflare and WAF.

curequests
Curio + Requests: Async HTTP for Humans.

dni-pytorch
Decoupled Neural Interfaces using Synthetic Gradients for PyTorch.


New Releases

Pandas 0.21
This is a major release from 0.20.3 and includes a number of API changes, deprecations, new features, enhancements, and performance improvements along with a large number of bug fixes. We recommend that all users upgrade to this version.

Anaconda Distribution 5.0

Django bugfix release: 1.11.7



Upcoming Events and Webinars

Austin Python Meetup November 2017 - Austin, TX

PyAtl Meetup November 2017 - Atlanta, GA

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