Before the dancing begins, Miami City Ballet’s programming involves a lot of moving parts. The company’s 2023-24 season premieres with Fall Mix in its hometown on Friday, Oct. 20, and listening to artistic director Lourdes Lopez break down her programming strategy is akin to the scene in the film “The Devil Wears Prada” when Runway editor Miranda Priestly traces the timeline of the cerulean blue fashion trend. (For the record, the similarities between them end there.)