A lawyer for convicted movie producer Harvey Weinstein has challenged his extradition to California to face charges of assaulting five women, citing a paperwork technicality after his requests for a “humanitarian” delay to attend to medical needs were rejected.Weinstein, 69, appeared via video before Erie County Court Judge Kenneth Case from the maximum security Wende Correctional Facility near Buffalo, where he has been imprisoned since last spring after being convicted in New York City of a criminal sex act and third-degree rape.