my $retries= 3;
while ($retries--) {
    last if $mw->edit( {
        action => 'edit',
        title => $pagename,
        basetimestamp => $timestamp, # to avoid edit conflicts
        text => $text } );
    if ( 3 != $mw->{error}->{code} ) {
        warn "Don't know how to handle " . $mw->{error}->{details}. ' ('. $mw->{error}->{code} . ')';
        exit 1;
    }
    if (1 > $retries) {
        warn "No more retries. Giving up on " . $mw->{error}->{details}. ' ('. $mw->{error}->{code} . ')';
        exit 2;
    }
    warn "Reconnecting...\n" if $verbose;
    $mw->logout();
    $mw->login( { lgname => $settings->{USER}, lgpassword => $settings->{PASS} } )
      || die  $mw->{error}->{details}. ' ('. $mw->{error}->{code} . ')';
}