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

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




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

For the illustration to the post, we also thank owlman75 , as well as alrusdi for accepting me into the team. I think it's time to end with digressions and go 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, and an important release of South version 1.0 and the last one from this branch, everyone knows that this package has been added to Django 1.7, and now fresh versions will be released only for Django 1.4-1.6.

news

• The founder of PyDev asks for financial assistance for the development of the project.
  
• Red Hat discovered Calamari code
  Red Hat discovered Calamari code, a storage management toolkit 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, tone shift and Pianoputer
  The author on a simple and short example demonstrates the practical application of three large and popular libraries: numpy, scipy and pygame
• Measurement of test coverage patterns
  Speech on testing logic in Jinja2 and Django templates
• Calculation of payout sensitivity in production using IPython
  
• Introducing Silk Debugger for Django
  The article describes all the features of the Silk debugger.
• Each SELECT from your Python application can get a metadata lock!
  A very helpful article on metadata locking and PEP-249
• Celery - best practices
  If you’ve been working with Django, you’ve probably needed to handle long-term tasks in the background. Most likely, you used a queue of tasks. Celery is currently the most popular project for such tasks in the world of Python and Django, but there are others.
• Django recipes
  Configuring HTTP processing in view methods in Django: HTTP errors, redirects, content types and status codes
• Create middleware django
  An example of the implementation of middleware for Django
• Introduction to parallel programming with the multiprocessing module
  This article describes the parallel programming capabilities in Python using the multiprocessing module.
• Statistical data modeling
  Another article from the series of articles about Pandas
• Introduction to Pandas
  The first, introductory article on working with Pandas and its comparison with NumPy
• Python3 Presentation
  10 awesome Python features that you can't use because you refuse to switch to Python3
• Manipulation and data processing in Python (Data wrangling and munging)
  Translation of an article with syntax examples on how to use Pandas for data analysis.

Video

• Introduction to Flask
  First of 10 available Flask videos

Books and documentation

• The book Explore Flask is in the public domain.
  From today, the book Explore Flask is in the public domain. The project develops on github.
• Python Reference
  A collection of tutorials and algorithms implementations in Python

Interesting projects, tools, libraries

• PlatformIO
  A tool to automate the assembly of software projects for different platforms
• Python library list
  List of libraries, applications and various components for Python. The author was inspired by awesome-php.
• pywinner
  Python Compiler for Windows Extensions
• Misago
  Python + Django Forum
• aiohttp client for Sentry
  Python Sentry provides a library called raven so that your code can send messages to the Sentry server. And this library received a new client for working with asyncio
• rutermextract
  Inspired by the topia.termextract library for extracting keywords from texts in Russian, 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 last release of the South package, beloved by many, will be developed as a core component of Django 1.7. I would also like to add that by releasing release 1.0, the authors have broken compatibility with Python 3, be careful.
• Django 1.7 RC1
  The first release candidate is 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 is compatible with all RFS
• django-odnoklassniki-api 0.1.2
  The application allows you to interact with objects Classmates API using standard models Django
• 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 popular SQLAlchemy library
• Pillow 2.5.0
  The release of the popular library Pillow 2.5.0
• PyPy3 2.3.1
  First stable release of PyPy3
• aiohttp 0.8
  In short, aiohttp.worker moved to gunicorn.workers.gaiohttp along with its tests, aiohttp 0.8 has been released.

Conferences, events, developer meetings

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