'score_scale' multiplier needs to be a float or odd-numbers will break it

Author: timvaillancourt

mongodb_consistent_backup/Replication/Replset.py

@@ -194,7 +194,7 @@ def find_secondary(self, force=False, quiet=False):
             elif member['state'] == self.state_secondary and member['health'] > 0:
                 log_data    = {}
                 score       = self.max_lag_secs * 10
-                score_scale = 100 / score
+                score_scale = 100.00 / float(score)
                 priority    = 0
                 if 'hidden' in member_config and member_config['hidden']:
                     score += (score * self.hidden_weight)