def remove_dj(self, djs):
if is_key(djs) or isinstance(djs, Dj):
djs = (djs,)
self.raw.dj_list = list(set(self.dj_list).
difference(as_keys(djs)))
def add_dj(self, djs):
if is_key(djs) or isinstance(djs, Dj):
djs = (djs,)
self.raw.dj_list = list(set(self.dj_list).
union(as_keys(djs)))