Updated log messages in async_push for better debuggability

async_push.py

Index: async_push.py
diff --git a/async_push.py b/async_push.py
index 9908da939f81b9126aeb4cbe67e66de2df310420..2e6d86137ff03add83e3389329e472467a6d7779 100644
--- a/async_push.py
+++ b/async_push.py
@@ -83,7 +83,7 @@ class AsyncPush(AsyncPushNoop):
 
   def send(self, pending, packet):
     """Queues a packet."""
-    logging.debug('For issue %d, sending %s', pending.issue, packet)
+    logging.debug('For issue %d, queuing for send: %s', pending.issue, packet)
     self.queue.put(self._package(pending, packet))
 
   def _get_items(self):
@@ -113,7 +113,7 @@ class AsyncPush(AsyncPushNoop):
           logging.debug('Worker thread exiting')
           items.remove(self._TERMINATE)
         url = self.url + self.resource
-        logging.debug('Sending %d items to %s' % (len(items), url))
+        logging.debug('Sending %d items to %s: %r', len(items), url, items)
         try:
           data = [('p', json.dumps(item)) for item in items]
           data.append(('password', self.password))