src/test/scripts/functions/transform/TransformFederatedEncodeApply.dml

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F1 = federated(type="frame", addresses=list($in_AH, $in_AL, $in_BH, $in_BL), ranges=list(
    list(0,0), list($rows / 2, $cols / 2), # AH range
    list($rows / 2,0), list($rows, $cols / 2), # AL range
    list(0,$cols / 2), list($rows / 2, $cols), # BH range
    list($rows / 2,$cols / 2), list($rows, $cols))); # BL range

jspec = read($TFSPEC, data_type="scalar", value_type="string");

for (i in 1:2)
  [X, M] = transformencode(target=F1, spec=jspec);

while(FALSE){}

X2 = transformapply(target=F1, spec=jspec, meta=M);

write(X, $TFDATA1, format="csv");
write(X2, $TFDATA2, format="csv");