'Delete an LD from specified LD Set.'

def delldsetld(self, ldset, ldname):

    rtn = True
    errnum = ''
    cmd = ('iSMcfg    delldsetld    -ldset    %(ldset)s    -ldname    %(ldname)s' % {'ldset': ldset, 'ldname': ldname})
    (out, err, status) = self._execute(cmd, [0], False)
    errnum = err
    if (status != 0):
        rtn = False
    return (rtn, errnum)
