Python

Latest Release

Version 1.1.0

Setup

Add Signal-Application-SDK as a dependency to requirements.txt

signal-application-python-sdk==<latest>

Install dependencies

python setup.py install

Entry point for Signal Application SDK

• Creates a bi-directional communication between device agent and application

Initialize SDK

self.app = SignalApp()
self.app.initialize(self.onConfigChange, self.onEvent)

Provide a callback method to get notified when a configuration change is requested

def onConfigChange(self, config):

• Will be triggered when a new configuration change from the cloud is received by device agent

Provide a callback method to get notified when an event is received from event bus

def onEvent(self, event):

• Will be triggered when a new event received from application's subscribed topic

Call next to forward the event to the next node

self.app.next(event: object)

Sample usage

Configure an application as shown below:

Application release setting configuration

Configuration will be received as shown below:

{
    message: 'some text message',
    param2: 101
}