Merge pull request #2260 from timnyborg/patch-11

no sleep when redis_cache set to fail gracefully

gluon/contrib/redis_cache.py

@@ -209,11 +209,11 @@ class RedisClient(object):
     def retry_call(self, key, f, time_expire, with_lock):
         self.RETRIES += 1
         if self.RETRIES <= self.MAX_RETRIES:            
-            logger.error("sleeping %s seconds before reconnecting" % (2 * self.RETRIES))
-            time.sleep(2 * self.RETRIES)
             if self.fail_gracefully:
                 self.RETRIES = 0
                 return f()
+            logger.error("sleeping %s seconds before reconnecting" % (2 * self.RETRIES))            
+            time.sleep(2 * self.RETRIES)
             return self.__call__(key, f, time_expire, with_lock)
         else:
             self.RETRIES = 0