NotImplementedError: Invalid CAN Bus Type - None

can0 = can.interface.Bus(channel = ‘can0’, bustyp = ‘socketcan_ctypes’)

Traceback (most recent call last):
File “recv.py”, line 10, in
can1 = can.interface.Bus(channel = ‘can1’, bustyp = ‘socketcan_ctypes’)
File “/usr/local/lib/python3.7/dist-packages/can/interface.py”, line 108, in new
kwargs = load_config(config=kwargs, context=context)
File “/usr/local/lib/python3.7/dist-packages/can/util.py”, line 197, in load_config
raise NotImplementedError(‘Invalid CAN Bus Type - {}’.format(config[‘interface’]))
NotImplementedError: Invalid CAN Bus Type - None

sudo vi ~/.canrc

[default]
interface = socketcan
channel = can0