1. Sébastien Gara, Tango meeting 2016
PyTango news
EUROPEAN SYNCHROTRON RADIATION FACILITY
29/11/2018
Sébastien Gara, Tango meeting 2016

2. Sébastien Gara, Tango meeting 2016
Agenda
The PyTango Meeting
PyTango 8.1.9
PyTango 9.2.0b
Conclusions
Questions
29/11/2018
Sébastien Gara, Tango meeting 2016

3. Sébastien Gara, Tango meeting 2016
The PyTango Meeting
9-10 March 2016
were presents:
ESRF, Tiago Coutinho
MAX IV, Vincent Michel
ALBA, Jairo Moldes
Collaboration for future developments
29/11/2018
Sébastien Gara, Tango meeting 2016

4. Sébastien Gara, Tango meeting 2016
The PyTango Meeting
Improving software production methods
Define coding standards
Unit tests
Documentation
Git workflow
github.com/tango-cs/PyTango
Continuous Integration
Code: pep8, use pyflakes. Do it on a need basis. Create some guidelines
Unit tests : devicetest package by Vincent Michel, on a need basis
Doc: now, only ESRF collaborators can update – uses pythonhosted, maybe readthedocs if needed
GIT: develop – 8 branch, use tango9
CI : all set up, need some configuration to have it 100% functionnal
29/11/2018
Sébastien Gara, Tango meeting 2016

5. Sébastien Gara, Tango meeting 2016
The PyTango Meeting
Clean-up and refactoring
Clean directory tree
Move Itango to a separate project
Setup.py enhancement
Simplify DeviceImpl
Itango: drop support for old iPython version (>= 1.2.1)
Setup.py: use of setuptools
29/11/2018
Sébastien Gara, Tango meeting 2016

6. Sébastien Gara, Tango meeting 2016
PyTango tree vision
29/11/2018
Sébastien Gara, Tango meeting 2016

7. Sébastien Gara, Tango meeting 2016
The PyTango Meeting
New features
Asyncio support
Server argpars
‘tango’ as ‘PyTango’ alias
Test utilities (using pytango-devicetest)
Argparse: server side helper for DS arguments. POSIX compatible way, support for the standards arguments –vN, -nodb……
Tango: in 3 steps : 1) tango.py containing from PyTango import *. 2) move files to tango, create PyTango.py containing from tango import * + deprecated warning. 3) use of tango
Asynch: move the specific code into separate module
29/11/2018
Sébastien Gara, Tango meeting 2016

8. Sébastien Gara, Tango meeting 2016
PyTango 8.1.9
Last version
Bug fixes
AsyncIO support (server & client)
Gevent mode
Documentation
29/11/2018
Sébastien Gara, Tango meeting 2016

9. Sébastien Gara, Tango meeting 2016
PyTango 9.2.0b - What’s new
Tango 9 additions:
Enums
Pipes
AttributeConfig and AttributeInfo
Updated Pogo templates
29/11/2018
Sébastien Gara, Tango meeting 2016

10. PyTango 9.2.0b - What’s missing
Writables pipes
Pipe events
Forwarded attributes
Device interface change event
Dynamic commands
29/11/2018
Sébastien Gara, Tango meeting 2016

11. Sébastien Gara, Tango meeting 2016
Conclusions
Still a lot of work 
Easier collaboration (github and Git)
Equality in the decision making process
Shared collaborative development between institutes
29/11/2018
Sébastien Gara, Tango meeting 2016

12. Sébastien Gara, Tango meeting 2016
Conclusions
Interest based development
Issue (feature, bug) developed by interested party(ies)
No enforced resolution
Issues can still be made on SF but we prefer github
Any developer of any institute welcome to join in
PyTango needs you !
29/11/2018
Sébastien Gara, Tango meeting 2016

13. Sébastien Gara, Tango meeting 2016
Thank you!
Any questions?
29/11/2018
Sébastien Gara, Tango meeting 2016