- self.fg.connect (src0, (op, 0))
- self.fg.connect (src1, (op, 1))
- self.fg.connect (src2, (op, 2))
- self.fg.connect (src3, (op, 3))
- self.fg.connect (op, dst)
- self.fg.run ()
+ self.tb.connect (src0, (op, 0))
+ self.tb.connect (src1, (op, 1))
+ self.tb.connect (src2, (op, 2))
+ self.tb.connect (src3, (op, 3))
+ self.tb.connect (op, dst)
+ self.tb.run ()