Kan se ut som jeg fant løsningen her:
Nå får jeg dette når jeg kjører ./aidon_test.py:
pi@raspberrypi:/etc/mosquitto/new/meter_reading $ ./aidon_test.py /dev/ttyUSB0
{'p_act_in': 1804}
{'p_act_in': 1804}
{'p_react_out': 196, 'p_act_out': 0, 'ul2': 234.9, 'ul3': 234.1, 'ul1': 232.2, 'version_id': 'AIDON_V0001', 'p_act_in': 1804, 'meter_type': '6525', 'meter_id': '7359992891750886', 'il1': 4.7, 'il2': 3.3, 'p_react_in': 0}
{'p_act_in': 1806}
{'p_act_in': 1805}
{'p_act_in': 1807}
{'p_react_out': 195, 'p_act_out': 0, 'ul2': 235.7, 'ul3': 233.9, 'ul1': 232.2, 'version_id': 'AIDON_V0001', 'p_act_in': 1807, 'meter_type': '6525', 'meter_id': '7359992891750886', 'il1': 4.7, 'il2': 3.3, 'p_react_in': 0}
{'p_act_in': 1807}
{'p_act_in': 1803}
{'p_act_in': 1808}
{'p_react_out': 213, 'p_act_out': 0, 'ul2': 235.5, 'ul3': 233.7, 'ul1': 232.0, 'version_id': 'AIDON_V0001', 'p_act_in': 1801, 'meter_type': '6525', 'meter_id': '7359992891750886', 'il1': 4.7, 'il2': 3.3, 'p_react_in': 0}
{'p_act_in': 1801}
{'p_act_in': 1805}
^CTraceback (most recent call last):
File "./aidon_test.py", line 17, in <module>
while ser.inWaiting():
File "/usr/local/lib/python2.7/dist-packages/serial/serialutil.py", line 590, in inWaiting
return self.in_waiting
File "/usr/local/lib/python2.7/dist-packages/serial/serialposix.py", line 468, in in_waiting
return struct.unpack('I', s)[0]