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eGenix.com: Python Meeting Düsseldorf - 2020-09-30

Link: https://www.egenix.com/company/news/Python-Meeting-Duesseldorf-2020-09-30

The following text is in German, since we're announcing a regional user group meeting in Düsseldorf, Germany.

Ankündigung
Das nächste Python Meeting Düsseldorf findet an folgendem Termin statt:

30.0
LAAC Technology: Making Concurrent HTTP requests with Python AsyncIO

Link: https://www.laac.dev/blog/concurrent-http-requests-python-asyncio/

Table of Contents

Introduction
Project Set Up
Example Code

Test the Example Code


Walk Through
Final Thoughts

Introduction
Python 3.4 added the asyncio module to the standard library. Asyncio allo
Real Python: Python's map(): Processing Iterables Without a Loop

Link: https://realpython.com/python-map-function/

Python’s map() is a built-in function that allows you to process and transform all the items in an iterable without using an explicit for loop, a technique commonly known as mapping. map() is useful w
Sumana Harihareswara - Cogito, Ergo Sumana: Changes Coming To Pip In October 2020

Link: https://www.harihareswara.net/sumana/2020/09/30/0

People who deal with Python: Changes are coming to pip, Python's package installation tool, in October 2020. Please share this migration guide and our video with your circles.


SHORT VERSION:
I'm wo
Anarcat: Presentation tools

Link: https://anarc.at/blog/2020-09-30-presentation-tools/

I keep forgetting how to make presentations. I had a list of tools in
a wiki from a previous job, but that's now private and I don't see why
I shouldn't share this (even if for myself!).
So here it is
PyBites: Cleaning Text Data With Python

Link: https://pybit.es/guest-clean-text-data.html

Table of Contents

Cleaning Text Data with Python
Tokenisation
Normalising Case
Remove All Punctuation
Stop Words
Spelling and Repeated Characters (Word Standardisation)
Remove URLs, Email Addresses a
Erik Marsja: Pandas Count Occurrences in Column – i.e. Unique Values

Link: https://www.marsja.se/pandas-count-occurrences-in-column-unique-values/

The post Pandas Count Occurrences in Column – i.e. Unique Values appeared first on Erik Marsja.
In this Pandas tutorial, you are going to learn how to count occurrences in a column. There are occasion
Zero to Mastery: Python Monthly 💻🐍 September 2020

Link: https://zerotomastery.io/blog/python-monthly-september-2020/?utm_source=python-rss-feed

10th issue of Python Monthly! Read by 20,000+ Python developers every month. Keeping you up to date with the Python industry ecosystem, without wasting your valuable time.
Sebastian Witowski: Checking for True or False

Link: https://switowski.com/blog/checking-for-true-or-false


How do you check if something is True in Python? There are three ways:

One “bad” way: if variable == True:
Another “bad” way: if variable is True:
And the good way, recommended even in the Programmi
Django Weblog: Django bugfix release: 3.1.2

Link: https://www.djangoproject.com/weblog/2020/oct/01/django-bugfix-release-312/

Today we've issued the 3.1.2 bugfix release.
The release package and checksums are available from our downloads page, as well as from the Python Package Index. The PGP key ID used for this release is
Andrew Dalke: Simple k-NN FPS Tanimoto and cosine similarity search

Link: http://www.dalkescientific.com/writings/diary/archive/2020/09/29/simple_knn_search.html


Yesterday
I developed an simple program to search chembl_27.fps.gz
for records with a Tanimoto similarity of at least 0.7 to caffeine. I
started by mentioning the 1986 paper by Willet, Winterman, and
Andrew Dalke: Simple in-memory ChEMBL similarity search

Link: http://www.dalkescientific.com/writings/diary/archive/2020/09/30/simple_in_memory_search.html



In the previous two essays I showed how to search
chembl_27.fps to find records with similar fingerprints to a query
fingerprint, then how
to implement a nearest-neighbor search and replace Tanimoto
Python Engineering at Microsoft: Announcing Playwright for Python: Reliable end-to-end testing for the web

Link: https://devblogs.microsoft.com/python/announcing-playwright-for-python-reliable-end-to-end-testing-for-the-web/

Automated end-to-end tests are a powerful tool for your team to ship faster and with more confidence. End-to-end tests automate UI interactions and can validate the functionality of your applications.
Wing Tips: Multiple Selections in Wing Python IDE

Link: https://wingware.com/blog/multiselection

In this issue of Wing Tips we revisit how to use multiple concurrent
selections in Wing's editor. These can be used to replace all occurrences of some text or
to apply the same edits to any number of
Andrew Dalke: Simple BitBound ChEMBL similarity search

Link: http://www.dalkescientific.com/writings/diary/archive/2020/10/01/simple_bitbound_search.html



In yesterday's
essay I changed the scan-based
Tanimoto search to an in-memory search and showed that after a
start-up cost of about 5 seconds I was able to do about 2 searches per
second of the 1.9