Complex sentence: The film was a critical success in France, being lauded as "a complete success, a chef-d'œuvre", although François Truffaut did not share this enthusiasm, accusing Clément of directing "his career".
Split into simpler sentences: The film was also a critical success in France, being lauded as "a complete success, a chef-d'œuvre". Although François Truffaut did not share this enthusiasm, accusing Clément of instead directing "his career".