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PyCoder’s Weekly: Issue #363 (April 9, 2019)

Link: https://pycoders.com/issues/363

#363 – APRIL 9, 2019 View in Browser » PEP 570 (Positional-Only Parameters) Got Accepted This PEP introduces a new syntax, /, for specifying positional-only parameters in Python function definit
Twisted Matrix Labs: Twisted 19.2.0 Released

Link: http://feedproxy.google.com/~r/TwistedMatrixLaboratories/~3/dlnd9ehFKho/twisted-1920-released.html

On behalf of Twisted Matrix Laboratories, I am honoured to announce the release of Twisted 19.2! The highlights of this release are: twisted.web.client.HostnameCachingHTTPSPolicy was added as a new
Real Python: How to Create an Index in Django Without Downtime

Link: https://realpython.com/create-django-index-without-downtime/

Managing database migrations is a great challenge in any software project. Luckily, as of version 1.7, Django comes with a built-in migration framework. The framework is very powerful and useful in ma
Stack Abuse: Introduction to the Python lxml Library

Link: https://stackabuse.com/introduction-to-the-python-lxml-library/

lxml is a Python library which allows for easy handling of XML and HTML files, and can also be used for web scraping. There are a lot of off-the-shelf XML parsers out there, but for better results, de
PyCharm: PyCharm Hosts Python Creators at Expanded PyCon Booth

Link: http://feedproxy.google.com/~r/Pycharm/~3/Lk-zkaigRHc/

Want to meet key podcasters, authors, and teachers at PyCon? This year PyCharm has an expanded booth with space shared by many of the key “Python Creators.” Come say hi, watch short talks by them, us,
Karim Elghamrawy: Flatten Binary Tree to Linked List (Python In-Depth Explanation)

Link: https://www.afternerd.com/blog/flatten-binary-tree-linked-list/

In this article, I will solve a common Tree data-structure question. This question also appears frequently in coding interviews. In solving this question, I will also teach you the thought process tha
Artem Rys: Python Functions Defaults Explained

Link: https://medium.com/python4you/python-functions-defaults-explained-ee962c7c6f7a?source=rss----5527f69f4771---4

I have been on the several Python interviews again and have passed an Upwork Python test. And I have noticed that the interviewers like using task as the following one.Photo by Joanna Kosinska on Unsp
codingdirectional: Anata wa hontōni sorera no kaidan o noboru koto ga dekimasu ka?

Link: http://codingdirectional.info/2019/04/11/anata-wa-hontoni-sorera-no-kaidan-o-noboru-koto-ga-dekimasu-ka/

Hello and welcome back to another easy solution posted on Codewars. In this chapter, we need to solve the below problem.
Suzuki is a monk who climbs a large staircase to the monastery as part of a rit
Made With Mu: Crossing the River by Feeling the Stones

Link: https://madewith.mu/mu/users/2019/04/11/crossing-river-feeling-stones.html

The story I’m about to tell celebrates an epic adventure in making stuff work.

Just over a week ago Warren Hardy turned up
on our discussion channel to report
problems when trying to install Mu. He w
Mike Driscoll: Python Used to Take Photo of Black Hole

Link: http://www.blog.pythonlibrary.org/2019/04/11/python-used-to-take-photo-of-black-hole/

Scientists have used a new algorithm to take a photo of a black hole. One of the most exciting parts about it to me is that they used a lot of Python libraries to do the magic.
Here’s a list mentione
Wingware Blog: Auto-Editing in Wing Pro (Part 3 of 3)

Link: https://wingware.com/blog/wingpro-auto-editing-3

Wing Pro implements a suite of auto-editing operations that take care of common low-level
editing tasks. In the previous installments of this 3-part Wing Tips series
on Wing Pro's auto-editing feature
Caktus Consulting Group: We're Eagerly Preparing for PyCon 2019!

Link: http://www.caktusgroup.com/blog/2019/04/11/pycon-2019/

Pictured: The final rush is on! Staff quickly check materials for our PyCon booth.
PyCon 2019 is almost here, and we’re excited to continue to sponsor this premier Python event, which takes place in
Real Python: Python String Formatting Tips & Best Practices

Link: https://realpython.com/courses/python-string-formatting-tips-best-practices/

Learn the four main approaches to string formatting in Python, as well as their strengths and weaknesses. You’ll also get a simple rule of thumb for how to pick the best general purpose string formatt
Continuum Analytics Blog: The Human Element in AI

Link: https://www.anaconda.com/the-human-element-in-ai/

The over 45 speakers at AnacondaCON 2019 delved into how machine learning, artificial intelligence, enterprise, and open source communities are accomplishing great things with data — from optimizing u
Andre Roberge: AvantPy needs you

Link: https://aroberge.blogspot.com/2019/04/avantpy-needs-you.html

Update: Since this blog post was published, and before Pycoder's weekly mentioned it bringing in quite a few visitors, I had decided to carve out the friendlier tracebacks into a separate project. If
Reinout van Rees: Summaries of the Python meetup in Amsterdam

Link: http://reinout.vanrees.org/weblog/2019/04/11/python-meetup-2019.html


I've made notes again at the 2019-04-11 Amsterdam Python meetup in the byte office. Here are the summaries.

Ethics in IT - Nick Groenen
Computer systems are taking over the world. They're influencin
Catalin George Festila: Using pytineye to automate searching for images.

Link: http://python-catalin.blogspot.com/2019/04/using-pytineye-to-automate-searching.html

The TinEye API is ideally suited for image and profile verification, UGC moderation, copyright compliance and fraud detection.
Read more about the TinEye API here.
You need to use authentication for t
PyCon: PyCon 2019 close to sell out!

Link: https://pycon.blogspot.com/2019/04/pycon-2019-close-to-sell-out.html

We are all very excited that, once again, PyCon will sell out.  Time is running out so act fast if you are planning to attend, there are 60 tickets left as of April 12th at 11:00am central time. Time
Bruno Rocha: from dynaconf import settings

Link: http://brunorocha.org/python/from-dynaconf-import-settings.html

Often when starting a new Python project we need to spend some time thinking about how to manage the settings, decide on which module the configuration manager will be written, decide which name to gi