code: def create(cls, photo, title, description=''):
          
          if not isinstance(photo, Photo):
              raise TypeError, "Photo expected"
          
          method = 'flickr.photosets.create'
          data = _dopost(method, auth=True, title=title,\
                         description=description,\
                         primary_photo_id=photo.id)
          
          set = Photoset(data.rsp.photoset.id, title, Photo(photo.id),
                         photos=1, description=description)
          return set
docs: Create a new photoset.
  
          photo - primary photo