Python-digest # 31. News, interesting projects, articles and interviews [June 8, 2014 - July 6, 2014] Revival

The next digest with news from the world of Python, for the month published a lot of releases and articles. There have been changes in the digest, all the details under the cut.





We continue to search for interesting information about your favorite programming language and nearby technologies.
Today, July 6, 2014 the digest takes a second wind in the face of a new author, who has joined the old team and will publish digests as before on Sundays.

For the illustration for the post we still thank owlman75 , as well as alrusdifor accepting me as a team. I think it's time to end with digressions and move on to the main news, and from the main news in this issue we have: the release of the minor version of Python 2.7.8, the first release candidate Django 1.7, the first stable release of PyPy3, the latest releases of the Pillow and SQLAlchemy packages, well, the most an important release of South version 1.0 and it’s the last of this branch, everyone knows that this package has joined Django 1.7; now fresh versions will be released only for Django 1.4-1.6.

news

• PyDev founder asks for financial assistance for the development of the project
  
• Red Hat opens the Calamari code
  Red Hat opens the Calamari code - storage management tools based on the Ceph open distributed file system. The server part is written in Python and uses PostgreSQL as a DBMS.

Articles and interviews

• Python, Pitch Offset, and Pianoputer
  The author, using a simple and short example, demonstrates the practical application of three large and popular libraries: numpy, scipy and pygame
• Measuring Coverage by Pattern Tests
  It's about testing logic in Jinja2 and Django patterns
• Calculating production payout sensitivity using IPython
  
• Introducing Silk, a debugger for Django
  This article describes all the features of the Silk debugger.
• Each SELECT from your Python application can get metadata locks!
  Very useful article on metadata blocking and PEP-249
• Celery - best practices
  If you worked with Django, you probably had the need for background processing of long-running tasks. Most likely, you used a task queue. Celery is currently the most popular project for this kind of task in the world of Python and Django, but there are others.
• Django recipes
  Setting up HTTP processing in view methods in Django: HTTP errors, redirects, content types and status codes
• Creating middleware django
  An example implementation of middleware for Django
• Introduction to parallel programming using the multiprocessing module
  This article describes the possibilities of parallel programming in Python using the multiprocessing module
• Statistical data modeling
  Another article from the Pandas article series
• Introduction to Pandas
  First, introductory article on working with Pandas and its comparison with NumPy
• Python3 Presentation
  10 is an amazing Python feature that you cannot use because you refuse to switch to Python3
• Manipulating and processing data in Python (Data wrangling and munging)
  Translation of an article with syntax examples on how to use Pandas to analyze data.

Video

• Introduction to Flask
  The first of 10 available Flask videos

Books and documentation

• Explore Flask is in the public domain.
  Today Explore Flask is in the public domain. The project is being developed on github.
• Python Reference
  A collection of guides and implementations of Python algorithms

Interesting projects, tools, libraries

• PlatformIO
  Tool for automating the assembly of software projects for different platforms
• List of Python libraries
  List of libraries, applications, and various components for Python. The author was inspired by awesome-php.
• pywinner
  Compiler for Python extensions on Windows
• Misago
  Forum on Python + Django
• aiohttp client for Sentry
  Sentry for Python provides a library called raven so your code can send messages to the Sentry server. And this library got a new client for working with asyncio
• rutermextract
  Inspired by topia.termextract library for extracting keywords from Russian texts, using pymorphy2 for morphological analysis.
• Python compiler in c ++
  

Releases

• Python 2.7.8
  security release and regression fixes
• South 1.0
  The final and latest release of the beloved South package, the package will continue to develop as a core component of Django 1.7. I would also like to add that by releasing release 1.0 the authors broke Python 3 compatibility, be careful.
• Django 1.7 RC1
  First Release Candidate Django 1.7
• django-oauth-toolkit 0.7.2
  Django OAuth Toolkit is a tool for working with OAuth2 authorization, which you can add to your django application. The tool works on the basis of OAuthLib and with compatibility with all RFS
• django-odnoklassniki-api 0.1.2 The
  application allows you to interact with Odnoklassniki API objects using standard Django models
• django-sqlserver 1.5
  Django-sqlserver library for Django for working with Microsoft SQL Server databases. With support: ADO via PyWin32, python-tds (native python TDS driver) and pymssql (FreeTDS)
• SQLAlchemy 0.9.6
  Release of the popular SQLAlchemy library
• Pillow 2.5.0
  Release of the popular Pillow 2.5.0 library
• PyPy3 2.3.1
  The first stable release of PyPy3
• aiohttp 0.8
  In short aiohttp.worker moved to gunicorn.workers.gaiohttp along with its tests, a new release aiohttp 0.8 was released

Conferences, events, developer meetings

• Monadic Parsing in Python Slides
  
• Python Party in Moscow The
  formation of another Python community and a description of the event and its location. Registration is open to all comers.