Bot now catches errors thrown when updating session.

buildgrid/bot/bot.py

@@ -17,11 +17,12 @@
 Bot
 ====
 
-Creates a bot session.
+Creates a bot session and sends updates to the server.
 """
 
 import asyncio
 import logging
+import sys
 
 
 class Bot:
@@ -45,6 +46,7 @@ class Bot:
             loop.run_forever()
         except KeyboardInterrupt:
             pass
+
         finally:
             task.cancel()
             loop.close()
@@ -54,5 +56,11 @@ class Bot:
         Calls the server periodically to inform the server the client has not died.
         """
         while True:
+            try:
                 self._bot_session.update_bot_session()
+
+            except Exception as e:
+                self.logger.error("Error: [{}]".format(e))
+                raise
+
             await asyncio.sleep(self._update_period)