Add back (object) since this is Python 2
@@ -9,7 +9,7 @@ from cocotb.binary import BinaryValue, BinaryRepresentation
from collections import deque
-class AD9361:
+class AD9361(object):
"""Driver for the AD9361 RF Transceiver."""
def __init__(self, dut, rx_channels=1, tx_channels=1,
