[fixes #74404960 develop] fix for presence api

Pubnub.py

@@ -632,10 +632,7 @@ def presence(self, channel, callback, error=None):
         Returns:
             None
         """
-        return self.subscribe({
-            'channel': channel + '-pnpres',
-            'subscribe_key': self.subscribe_key,
-            'callback': self._return_wrapped_callback(callback)})
+        return self.subscribe(channel+'-pnpres', callback=callback)
 
     def here_now(self, channel, callback=None, error=None):
         """Get here now data.

python/examples/presence.py

@@ -0,0 +1,33 @@
+## www.pubnub.com - PubNub Real-time push service in the cloud.
+# coding=utf8
+
+## PubNub Real-time Push APIs and Notifications Framework
+## Copyright (c) 2010 Stephen Blum
+## http://www.pubnub.com/
+
+
+import sys
+from Pubnub import Pubnub
+
+publish_key = len(sys.argv) > 1 and sys.argv[1] or 'demo'
+subscribe_key = len(sys.argv) > 2 and sys.argv[2] or 'demo'
+secret_key = len(sys.argv) > 3 and sys.argv[3] or 'demo'
+cipher_key = len(sys.argv) > 4 and sys.argv[4] or ''
+ssl_on = len(sys.argv) > 5 and bool(sys.argv[5]) or False
+
+import time
+
+## -----------------------------------------------------------------------
+## Initiate Pubnub State
+## -----------------------------------------------------------------------
+pubnub = Pubnub(publish_key=publish_key, subscribe_key=subscribe_key,
+                secret_key=secret_key, cipher_key=cipher_key, ssl_on=ssl_on, daemon=False)
+
+channel = 'b'
+
+
+# Asynchronous usage
+def callback(message, channel):
+    print(message)
+
+pubnub.presence(channel, callback=callback)