How to check in script if Python or Jython is used

[Cecil Westerhof]

On Sunday 21 Jun 2015 11:22 CEST, Laura Creighton wrote:

> In a message of Sun, 21 Jun 2015 10:12:06 +0200, Cecil Westerhof
> writes:
>> I installed Jython and will start playing with it. There probably
>> will be differences between Python and Jython. Is there a way to
>> determine if a script is run by Python or Jython? Then different
>> execution paths could be taken. With sys.version(_info) you do not
>> get this information.
>>
>> -- 
>> Cecil Westerhof
>> Senior Software Engineer
>> LinkedIn: http://www.linkedin.com/in/cecilwesterhof
>> -- 
>> https://mail.python.org/mailman/listinfo/python-list
>
> import platform
> platform.python_implementation()
>
> If your jython is old (pre 2.6) you will not have this.
>
> Then try
> platform.system()
> which will give you 'Java'

Works like a charm. CPython gives (on my system) 'Linux'. But as long
I only work with CPython and Jython, I only have to check for 'Java'.

-- 
Cecil Westerhof
Senior Software Engineer
LinkedIn: http://www.linkedin.com/in/cecilwesterhof