def getInterface(self, iTag):
        """ Return the wrapped interface instance matching the given tag.

            @param iTag:        Tag which is used to identify the interface
                                which should be returned.
            @type  iTag:        str

            @return:            Wrapped interface instance which was requested.
            @rtype:             rce.core.user.Interface
        """
        try:
            return self._interfaces[iTag]
        except __HOLE__:
            raise InvalidRequest('Can not get a non existent interface '
                                 "'{0}' from the container.".format(iTag))
dataset/ETHPy150Open rapyuta/rce/rce-core/rce/core/wrapper.py/Container.getInterface