[relay] op1 -> layout transform -> byoc func -> layout transform -> op2

Questions
#1

Is there any example I can refer to?

original : … op1 → byoc func → op2 …

wanted : … op1 → layout transform → byoc func → layout transform → op2 …

#2

Hi @lilianhuang I am trying to do something similar, had you find a way to do it?