text: # basic user class to work with flask-login
  
  from .base import User as BaseUser
  from .base import Role as BaseRole
  from .base import no_role
  
  from .volatile.procmem import User as ProcMemUser
  from .volatile.procmem import UserManager as ProcMemUserManager
  
  from .persist.sql import User as SQLUser
  from .persist.sql import UserWithRole as SQLUserWithRole
  from .persist.sql import Role as SQLRole
  from .persist.sql import UserManager as SQLUserManager
  