360     def extrapath(cls):

   360     def extrapath(cls):

   361         extrapath = {}

   361         extrapath = {}

   362         for cubesdir in cls.cubes_search_path():

   362         for cubesdir in cls.cubes_search_path():

   363             if cubesdir != cls.CUBES_DIR:

   363             if cubesdir != cls.CUBES_DIR:

   364                 extrapath[cubesdir] = 'cubes'

   364                 extrapath[cubesdir] = 'cubes'

   365 

   366 

   366     @classmethod

   367     @classmethod

   367     def cube_dir(cls, cube):

   368     def cube_dir(cls, cube):

   368         """return the cube directory for the given cube id,

   369         """return the cube directory for the given cube id,

   369         raise ConfigurationError if it doesn't exists

   370         raise ConfigurationError if it doesn't exists