I didn't expect Mme David to stand for another term, but I'm rather surprised and disappointed that she didn't finish her term. Of course we don't know her reasons (health or others).
http://www.cbc.ca/news/canada/montreal/francoise-david-leaving-politics-...
This is the riding where I live; it is NDP federally, Projet Montréal on the municipal ald local council levels. Some speculate that student leader Gabrielle Nadeau-Dubois might be thinking of a candidacy.