Disney has added extra magic hours for every day throughout July for Disney Resort guests to experience the newly opened Toy Story Land which opens June 30. From July 1 - July 31, Disney's Hollywood Studios will be opened daily from 8 AM to 10 PM but Disney resort guests will get the chance to enter the park early from 7 AM to 8 AM every day to get a head start on experiencing Toy Story Land. Disney also extended Friday nights for resort guests, adding Extra Magic Hours from 10 PM - 12 AM every Friday in July.
Operating hours are subject to change but you can see the park hours for July here.