basic calculator using redis pub-sub.
- pip install docopt redis
- working redis server on localhost:6379 [should be args in next version]
PubSubCalc.py [test] receives input on 'input' channel (using Redis pub/sub), legal input would be '+ 2 3', '* 4 2'.... calculates and publishes the result to 'output' channel.
in order to kill it - publish 'DIE' into the 'input' channel.
was developed and tested on WIN32 machine.