Merge pull request #82 from brentru/add-random-service

Add random data service

Author: brentru

Adafruit_IO/_version.py

@@ -1 +1 @@
-__version__ = "2.0.19"
+__version__ = "2.1"

Adafruit_IO/client.py

@@ -167,10 +167,21 @@ def receive_weather(self, weather_id=None):
         :param int id: optional ID for retrieving a specified weather record.
         """
         if weather_id:
-          weatherpath = "integrations/weather/{0}".format(weather_id)
+          weather_path = "integrations/weather/{0}".format(weather_id)
         else:
-          weatherpath = "integrations/weather"
-        return self._get(weatherpath)
+          weather_path = "integrations/weather"
+        return self._get(weather_path)
+    
+    def receive_random(self, id=None):
+        """Access to Adafruit IO's Random Data
+        service.
+        :param int id: optional ID for retrieving a specified randomizer.
+        """
+        if id:
+          random_path = "integrations/words/{0}".format(id)
+        else:
+          random_path = "integrations/words"
+        return self._get(random_path)
 
     def receive(self, feed):
         """Retrieve the most recent value for the specified feed. Returns a Data

Adafruit_IO/mqtt_client.py

@@ -205,6 +205,17 @@ def subscribe_group(self, group_id):
       """
       self._client.subscribe('{0}/groups/{1}'.format(self._username, group_id))
 
+    def subscribe_randomizer(self, randomizer_id):
+      """Subscribe to changes on a specified random data stream from
+      Adafruit IO's random data service.
+      
+      MQTT random word subscriptions will publish data once per minute to
+      every client that is subscribed to the same topic.
+
+      :param int randomizer_id: ID of the random word record you want data for.
+      """
+      self._client.subscribe('{0}/integration/words/{1}'.format(self._username, randomizer_id))
+
     def subscribe_weather(self, weather_id, forecast_type):
       """Subscribe to Adafruit IO Weather
       :param int weather_id: weather record you want data for

examples/api/random_data.py

@@ -0,0 +1,28 @@
+"""
+'random_data.py'
+================================================
+Example for accessing the Adafruit IO Random
+Data Service.
+
+Author(s): Brent Rubell for Adafruit Industries
+"""
+# Import JSON for forecast parsing
+import json
+# Import Adafruit IO REST client.
+from Adafruit_IO import Client, Feed, RequestError
+
+# Set to your Adafruit IO key.
+ADAFRUIT_IO_USERNAME = 'brubell'
+ADAFRUIT_IO_KEY = '6ec4b31bd2c54a09be911e0c1909b7ab'
+
+# Create an instance of the REST client.
+aio = Client(ADAFRUIT_IO_USERNAME, ADAFRUIT_IO_KEY)
+
+generator_id = 1461
+
+# Get the specified randomizer record with its current value and related details.
+random_data = aio.receive_random(generator_id)
+# Parse the API response
+data = json.dumps(random_data)
+data = json.loads(data)
+print('Random Data: {0}'.format(data['value']))