Where was The Taming of the Scoundrel filmed?

1980 Italian film by Giuseppe Moccia, Franco Castellano

The Taming of the Scoundrel (1980) was filmed in Voghera, Cantù, Somma Lombardo, Arluno and Oggiono, 5 places named in its Wikipedia article, in Italy. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.

See them on the map → Wikipedia Source data

Places per Wikipedia's article

The Wikipedia article names 5 places. Each links to the sentence that says so.