trezor-firmware/trezorlib/transport_fake.py

'''FakeTransport implements dummy interface for Transport.'''

# Local serial port loopback: socat PTY,link=COM8 PTY,link=COM9

from transport import Transport, NotImplementedException

class FakeTransport(Transport):
    def __init__(self, device, *args, **kwargs):
        super(FakeTransport, self).__init__(device, *args, **kwargs)
        
    def _open(self):
        pass
    
    def _close(self):
        pass
    
    def ready_to_read(self):
        return False
    
    def _write(self, msg):
        pass
        
    def _read(self):
        raise NotImplementedException("Not implemented")