fix. import dateutil.parser.parse method in place of usage from user_metric module (in general libraries should be improted directly).
fix. import dateutil.parser.parse method in place of usage from user_metric module (in general libraries should be improted directly).

rfaulkner/wikipedia_user_metrics,rfaulkner/wikipedia_user_metrics,wikimedia/analytics-user-metrics,wikimedia/user_metrics,rfaulkner/wikipedia_user_metrics,wikimedia/user_metrics,wikimedia/analytics-user-metrics,wikimedia/user_metrics,wikimedia/analytics-user-metrics