How to install PyCharm 2017.3 in Ubuntu 17.04, 17.10

    PyCharm is an IDE for Python development and has been considered as one of the best Python IDE by the experts. The IDE comes in professional and community edition. The community edition is free of cost, but professional edition has more features.

PyCharm 2017.3 Changelog:

• performance improvements: Python indexing is twice as fast, JavaScript indexing is up to 40% faster, configuring SSH interpreters is much faster
• make creating and selecting Python interpreters easier
• A new scientific mode, which puts all the tools you need for data science at your fingertips (Scientific mode is only available in PyCharm Professional Edition)
• an all new HTTP client for those of you who build (REST) APIs.
• Fully supports for Django 2.0 (Django support is only available in PyCharm Professional Edition)
• supports running Python modules (python -m <module name>)
• added support for SSH config files 

Installation instructions: 
 
  We can install the Snap package. WELL integrated with Ubuntu. Support for Ubuntu 16.04 and higher:

      Open terminal via Ctrl+Alt+T and insert command line...

For PyCharm 2017.3 community  edition

$ sudo snap install pycharm-community --classic

For PyCharm 2017.3 professional edition, run following command instead:

$ sudo snap install pycharm-professional --classic

 Option, remover Snap package:

$ sudo snap remove pycharm-community pycharm-professional