The Stefanini affair was not Pope Francis' finest hour (to put it mildly).
'America' magazine recently reported on a "Catholic renaissance" in France.  A friend who has been spending weeks, often months, in France almost every year for many years agrees, mostly, that there are signs of life in the French church.  The America article is here:
http://www.americamagazine.org/faith/2017/04/07/zombie-catholics-vs-french-secularism