@abc.abstractmethod<EOL><INDENT>def remove_installation(self, installation_id):<DEDENT>
pass<EOL>
Removes an installation.

        :param installation_id: an ``Id`` of an ``Installation``
        :type installation_id: ``osid.id.Id``
        :raise: ``NotFound`` -- ``installation_id`` is not found
        :raise: ``NullArgument`` -- ``installation_id`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

        *compliance: mandatory -- This method must be implemented.*