Get version number from single location.

Author: jburhenn

cayenne/__init__.py

@@ -0,0 +1 @@
+__version__ = "1.0.0"

cayenne/client.py

@@ -1,5 +1,6 @@
 import paho.mqtt.client as mqtt
 import time
+from cayenne import __version__
 
 # Data types
 TYPE_BAROMETRIC_PRESSURE = "bp" # Barometric pressure
@@ -55,7 +56,7 @@ def on_connect(client, cayenne, rc):
         print("SUB %s\n" % command_topic)
         client.subscribe(command_topic)
         cayenne.mqttPublish("%s/sys/model" % cayenne.rootTopic, "Python")
-        cayenne.mqttPublish("%s/sys/version" % cayenne.rootTopic, "1.0")
+        cayenne.mqttPublish("%s/sys/version" % cayenne.rootTopic, __version__)
 
 # The callback for when the client disconnects from the server.
 def on_disconnect(client, cayenne, rc):

setup.py

@@ -1,6 +1,7 @@
 from setuptools import setup
 from codecs import open
 from os import path
+from cayenne import __version__
 
 here = path.abspath(path.dirname(__file__))
 
@@ -25,7 +26,7 @@
                'Topic :: System :: Monitoring']
 
 setup(name             = 'cayenne-mqtt',
-      version          = '1.0.0',
+      version          = __version__,
       author           = 'myDevices',
       author_email     = 'N/A',
       description      = 'Cayenne MQTT Python Library',
@@ -34,7 +35,7 @@
       keywords         = 'myDevices Cayenne MQTT',
       url              = 'https://github.com/myDevicesIoT/Cayenne-MQTT-Python',
       classifiers      = classifiers,
-      packages         = ['cayenne-mqtt'],
+      packages         = ['cayenne'],
       install_requires = [
         'paho-mqtt',
       ],