Flights involves are ones where a train solution exists in less than 2:30. Excluding flights to connection hubs and including all companies.
so LYS-ORY will be stopped but LYS-CDG will remain.
TLS-ORY will remain because there’s no alternative in less than 2:30.
as said previously, internal politics, bone thrown to green party.
(
Afaik for AirFrance it’s 4 routes that were done in regional jets. Not a major problem)