Playtime, a Paris-based sales, production and equity investment company, has picked up “Chopin, a Sonata in Paris,” an ambitious biopic of famed composer and pianist Frédéric Chopin hailing from Poland’s leading production banner Akson Studio (“Katyń,” “Warsaw 44”). Budgeted at $17.5 million, the movie reteams producer-director Michał Kwieciński with the rising Polish actor of “Filip,” […]