Emr Questions

I'm having this really weird error where i'm getting import errors in a python shell launched from a home directory of an aws emr whereas the same

I am trying to pass config information to spark in amazon emr as below spark-submit --jars

I have a "step indicator" made out of a datagroup: <s:datagroup id="stepnumbers" itemrenderer="stepnumberrenderer"

Tldr; how do you get a program on an aws server to continuously listen for data packets? i want to build an iphone app that collects