Earlier quoted context omitted.
They can always sell the electricity
It's far too expensive for that with how cheap renewables are making electricity. France is already struggling with that.
France is not "struggling", they are once again the #1 electricity exporter in Europe, with low-electricity prices, reliable supply, huge profits, and world-beating CO₂ emissions.
Their newest energy roadmap has drastically reduced renewables build-out, while at the same including first 6 and then 8 new EPR2 reactors.