| from openroad import Design, Tech | |
| import helpers | |
| import ant | |
| tech = Tech() | |
| tech.readLef("merged_spacing.lef") | |
| design = helpers.make_design(tech) | |
| design.readDef("sw130_random.def") | |
| ack = design.getAntennaChecker() | |
| ack.checkAntennas(verbose=True) | |
| count = ack.antennaViolationCount() | |
| print(f"violation count = {count}", flush=True) | |
| # note that the tcl function check_net_violations is a boolean but | |
| # the tcl reg test treats it as an int. So we print an int here | |
| # so we can have the same log file | |
| net_name = "net50" | |
| net = design.getBlock().findNet(net_name) | |
| viol = len(ack.getAntennaViolations(net, None, 0)) > 0 | |
| print(f"Net {net_name} violations: {int(viol)}") | |