Wild Reeds (1995) on Netflix

Set in southwest France in the year 1962, the film is a coming of age story of three young people François Forestier (Gaël Morel), Maïté Alvarez (Élodie Bouchez) and Serge Bartolo (Stéphane Rideau). François is a shy young man from a lower middle class background, working for his baccalaureate (high school diploma) at a boarding school. He is a close friend of Maïté, whose mother Madame Alvarez (Michèle Moretti) is a French teacher at his school. He spends most of his time talking about movies and literature with Maïté. Mme Alvarez and Maïté are communists.