PyCharm

New Features

What's new in PyCharm 2.7

New Python refactorings

New Change Method Signature to easily update a method and all its calls in your project while Extract Parameter adds another parameter to a method signature by extracting it from the method body and correcting all usages inside the body.

Smarter code completion

PyCharm can now collect type information at runtime from the debugger. This aids the IDE in code completion suggestions, code insight and quick documentation popups.

More convenient editor

PyCharm can continuously verify that your code complies with the PEP 8 style guide. A new Unwrap/Remove action provides a quick way to remove a control statement surrounding a block of code. Extract Variable and Extract Constant now work when invoked on a selected fragment of a string literal and PyCharm now recognises code in doctests.

Better remote configuration

Native Vagrant integration in PyCharm makes it much easier to configure a remote interpreter and FTP deployment if you run your development environment in a VM using Vagrant.

Django 1.5 support

Supports Django 1.5 including new features such as the verbatim block tag.

Vim emulation plugin improvements

Enhanced IdeaVim plugin brings enhanced support for Vim-like features:

• String object selection motions added
• Support for pasting from register in command mode now available
• The last change position mark supported
• Key bindings for pasting into command line added
• And more.

TextMate bundles support

Introduces syntax highlighting based on TextMate bundles (also used by Sublime Text). Now you can enjoy good quality syntax highlighting as you work with such files, even if they lack native support in PyCharm.

Sass and LESS language improvements

Introduces enhanced Sass capabilities with custom function definition, completion and renaming support, highlighting for incorrect @-keyword and support for nested properties. LESS support now includes code insight for mix-ins and many other improvements.

Updated look and feel plus new dark UI

Introduces a fresh look and feel along with Darcula - a new native dark UI theme for the IDE and the editor.

And more...

New 'Test RESTful Web Service' tool provides an easy-to-use UI for running HTTP requests against Web services and displays results in XML, JSON or other formats. There are also new Retina-adapted icons for MacBook users.

What's new in PyCharm 2.6

Diagrams for Python, Django, GAE

View class diagrams for any Python project and create model relationship diagrams for Django, Google App Engine projects and SQLAlchemy ORM. Diagrams can be customised visually and printed or exported to an image or SVG.

Support for Flash microframework

Introduces support for the Flash microframework - including code completion and code snippets.

Python 3.3

Supports the newest features of Python 3.3, including the new namespace packages.

Django

Fixes and improvements to Django support including code completion, code inspections, Django templates editing and more.

Code Analysis and Inspections

Introduces a number of enhancements to Python code inspections to make PyCharm report fewer errors, a new intention action to specify a data type for a variable implicitly and improved Python type inference and auto-import routines.

Database/SQL

Introduces live schema refactoring (rename table/column, drop table/column, new table/column + DDL export), support for exporting query results in a range of formats and improved SQL completion.

And more...

• IDE enhancements - including support for external merge tools
• Better CSS, LESS, Sass - numerous fixes and two new refactorings - rename and extract variable.

What's new in PyCharm 2.5

Interpreters

• Support for Python interpreters running on remote hosts
• Browse and install packages directly from PyPI.

Virtualenv

• Support for virtualenvs creation and auto-detection of existing ones.

Setup.py

• Now offers a simple UI for creating new setup.py files and for running setup.py tasks.

Packaging

• Read dependencies from setup.py or requirements.txt. Having all packages in place lets you enjoy all outstanding code completion and code navigation abilities of PyCharm. New packaging-aware inspections are added with a quick-fix to automatically install an unresolved package specified in import.

SNV 1.7, Git Branches & Perforce

• Support for the latest version of SVN - v1.7
• Easier, more functional UI for working with GIT branches
• Better support of move and rename operations and improved performance for Perforce.

UI & Performance

• Enhanced UI for the Debugger and Project tool windows
• Further editor speed improvements for Python, JavaScript and CSS coding.

Emacs Mode

• Further improves Emacs editor features such as: kill rings, sticky selection, adjust line and others.

JavaScript

• Now aware of static attributes for code completion and resolving
• Supports latest version of EcmaScript JavaScript engine along with Traceur compiler preview mode.

What's new in PyCharm 2.0

Major IDE additions

• New Mako and Jinja2 templates - usable for any PyCharm project with syntax highlighting, code completion, formatting, quick navigation and Structure view
• Cython - support for Cython - the language that allows you to write C extensions using the familiar Python syntax
• CoffeeScript - features a powerful CoffeeScript editor with syntax highlighting and error checking, code completion, code formatting and quick navigation.

New frameworks and tools

• Code analysis - new inspections highlight usages of deprecated modules, classes and functions and report on parameter type mismatch errors in function calls and binary operators
• IPython - new support for IPython in the built-in Python console
• PyPy - run your applications using the PyPy interpreter
• Debugger - the new smart step into action allows you to select the specific call to step into when the current line contains multiple method calls
• Code coverage - code coverage analysis is added based on Ned Batchelder's coverage.py tool
• Testing - support for the attest testing framework.

IDE UI and UX updates

• Updated UI - improved UI areas include Live templates settings, Keymap Editing UI, Plugin Manager, etc.
• In-place refactorings - improved usability with new in-place UI for Introduce Variable/Constant/Field refactorings
• Multiple projects in 1 window - now allows having multiple projects open in a single IDE window
• Linux - numerous enhancements including GTK+ UI theme improvements, better integration with docks and drag/drop and copy/paste between PyCharm and file managers
• Mac OS X - numerous enhancements including full screen support on Lion, UI changes and correct window minimisation to Dock
• Better coding experience - display directory path in editor tab for files with non-unique filenames, use the new context info keyboard shortcut to show the enclosing declaration for the current caret position in the editor and more.

Django and web development

• Latest web technologies - in addition to CoffeeScript (see above) is an updated HTML5 schema and Zen Coding 0.7 support
• JavaScript unit testing - run JavaScript Unit Tests with the help of JSTestDriver via a new IDE plugin
• JavaScript debugger - now included and integrated with the Django server run configuration (supported in Firefox/Chrome)
• Internationalisation (I18N) - provides quick navigation from the text inside of a {% trans %} or {% blocktrans %} tag in a Django template to the corresponding .po file.

Version control integration

• VCS support improvements - general changes to the workflow such as a new 'Digest' view allow spending less time on the routine VCS tasks such as pre-commit review
• Image diff - compare different image-file versions from version control history in a convenient two-panel view
• Git log graph - highlights commits included in a given commit (e.g. commits in a current branch) and provides actions like create tag/branch, checkout revision
• GitHub - now supports Gists creation for sharing your code instantly from the IDE.