Jul 17 19:10:58 beaglebone python3[601]: Traceback (most recent call last):
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/local/lib/python3.5/dist-packages/flask/app.py", line 2446, in wsgi_app
Jul 17 19:10:58 beaglebone python3[601]:     response = self.full_dispatch_request()
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/local/lib/python3.5/dist-packages/flask/app.py", line 1951, in full_dispatch_request
Jul 17 19:10:58 beaglebone python3[601]:     rv = self.handle_user_exception(e)
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/local/lib/python3.5/dist-packages/flask/app.py", line 1820, in handle_user_exception
Jul 17 19:10:58 beaglebone python3[601]:     reraise(exc_type, exc_value, tb)
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/local/lib/python3.5/dist-packages/flask/_compat.py", line 39, in reraise
Jul 17 19:10:58 beaglebone python3[601]:     raise value
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/local/lib/python3.5/dist-packages/flask/app.py", line 1949, in full_dispatch_request
Jul 17 19:10:58 beaglebone python3[601]:     rv = self.dispatch_request()
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/local/lib/python3.5/dist-packages/flask/app.py", line 1935, in dispatch_request
Jul 17 19:10:58 beaglebone python3[601]:     return self.view_functions[rule.endpoint](**req.view_args)
Jul 17 19:10:58 beaglebone python3[601]:   File "/home/debian/harv/hub/hub.py", line 651, in hubsite_spots_telemetry
Jul 17 19:10:58 beaglebone python3[601]:     response_json, status_code = read_telemetry()
Jul 17 19:10:58 beaglebone python3[601]:   File "/home/debian/harv/hub/hub.py", line 606, in read_telemetry
Jul 17 19:10:58 beaglebone python3[601]:     json_str = json.dumps(spots.get(field="telemetry"))
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/lib/python3.5/json/__init__.py", line 230, in dumps
Jul 17 19:10:58 beaglebone python3[601]:     return _default_encoder.encode(obj)
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/lib/python3.5/json/encoder.py", line 198, in encode
Jul 17 19:10:58 beaglebone python3[601]:     chunks = self.iterencode(o, _one_shot=True)
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/lib/python3.5/json/encoder.py", line 256, in iterencode
Jul 17 19:10:58 beaglebone python3[601]:     return _iterencode(o, 0)
Jul 17 19:10:58 beaglebone python3[601]:   File "/usr/lib/python3.5/json/encoder.py", line 179, in default
Jul 17 19:10:58 beaglebone python3[601]:     raise TypeError(repr(o) + " is not JSON serializable")

[{'device_descriptor':Container(status=0)(timestamp=0)(id='18029965841785290262')(short_address=1)(module_temperature=0.0)(DeviceLIN='10')(DeviceSN='0')(CoordinatorLIN='0')(InputStringID='0')(InputIndex='0')(DeviceType='SPOT')(DCDCBoardSN='0')(InputDisconnectID='0')(CommsSN='0')(string_id='0')(ID='18029965841785290262')(OutputIndex='0')]}]

[{'device_descriptor':Container(status=0,timestamp=0,id=u'18029965841785290262',short_address=1,module_temperature=0.0,string_id=u'0',DeviceSN=u'0',GUID=u'18029965841785290262',DeviceLIN=u'10',InverterID=u'2205A',ModbusUnitAddress=u'1',InputDisconnectID=u'0',InputIndex=u'0',lin=u'10',OutputCombinerID=u'1',CommsSN=u'0',DCDCBoardSN=u'0',InputStringID=u'0',CoordinatorLIN=u'0',OutputIndex=u'0'}]

telemetry = []
for device in self.device.values():
     telemetry.append({"device_descriptor": device["device_descriptor"], "telemetry": []})
     return telemetry

json_str = json.dumps(devices.get(field="telemetry"))