2 actually.
Line 14 was conceived as driver less. In 2012 line 1[1] was converted to fully automated. Others, to the best of my knowledge, are planned.
[1] https://fr.wikipedia.org/wiki/Ligne_1_du_m%C3%A9tro_de_Paris (In French)
Line 14 was conceived as driver less. In 2012 line 1[1] was converted to fully automated. Others, to the best of my knowledge, are planned.
[1] https://fr.wikipedia.org/wiki/Ligne_1_du_m%C3%A9tro_de_Paris (In French)