code: def add_member(self, user_lookup_attribute_value):
          
  
          add_member = {'member': (MODIFY_ADD, [self._get_user_dn(user_lookup_attribute_value)])}
          self._attempt_modification("member", user_lookup_attribute_value, add_member)
docs: Attempts to add a member to the AD group.
  
          :param user_lookup_attribute_value: The value for the LDAP_GROUPS_USER_LOOKUP_ATTRIBUTE.
          :type user_lookup_attribute_value: str
  
          :raises: **AccountDoesNotExist** if the provided account doesn't exist in the active directory.
                                           (inherited from _get_user_dn)
          :raises: **EntryAlreadyExists** if the account already exists in this group. (subclass of ModificationFailed)
          :raises: **InsufficientPermissions** if the bind user does not have permission to modify this group.
                                               (subclass of ModificationFailed)
          :raises: **ModificationFailed** if the modification could not be performed for an unforseen reason.