Taylor Swift introduced “The Tortured Poets Department” to the Eras Tour in Paris on Thursday, dramatically revamping a set list that’d been relatively static for more than a year.

The Paris La Défense Arena show marked Swift’s return to live performing, after her last gig March 9 in Singapore. It was her first time onstage since the April 19 release of “Poets.”

Fans had been wondering whether and how “Poets” would be integrated into her setlist, which had been about 45 songs long and largely…