Thanks, I don't think thi i the problem. I can connect to the acurite
with weewxd but not through loading the deamon. I can also see the
acurite with
system_profiler SPUSBDataType
On 12/14/24 15:52, Tom Keffer wrote:
See if this
<https://stackoverflow.com/questions/70729330/python-on-m1-mbp-trying-to-connect-to-usb-devices-nobackenderror-no-backend-a>
answers your question.
On Sat, Dec 14, 2024 at 2:23 PM andi klein <[email protected]> wrote:
I installed weewx 5.1 for a friend on an iMac M1. While running
just weewxd everything works great, I get connected andc all the
info is correct in the terminal: (One thing I noted is that I need
to run under bash and not his default zsh). Thanks for any help, I
spent two days scratching my head and googling.
LOOP: 2024-12-14 14:16:53 PST (1734214613) 'altimeter':
'29.553886849491384', 'appTemp': 'None', 'barometer': 'None',
'channel': '3', 'cloudbase': 'None', 'dateTime': '1734214613',
'dewpoint': 'None', 'ET': 'None', 'heatindex': 'None', 'humidex':
'None', 'inDewpoint': 'None', 'inTemp': '65.84000257760286',
'maxSolarRad': '105.00260614815654', 'outTempBatteryStatus': '0',
'pressure': '29.236533249218752', 'rain': 'None', 'rain_total':
'129.94639999999998', 'rainRate': '0.0', 'rssi': '3',
'rxCheckPercent': '100.0', 'sensor_battery': '0', 'sensor_id':
'3433', 'usUnits': '1', 'windchill': 'None', 'windDir': '45.0',
'windrun': 'None', 'windSpeed': '2.678862142244647'
If I try to run it as a daemon with launchctl it bombs on me with
backend not found:
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Using Python:
3.9.6 (default, Nov 11 2024, 03:15:38)
[Clang 16.0.0 (clang-1600.0.26.6)]
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Located at:
/Users/xxx/weewx-venv/bin/python3
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Platform:
macOS-14.6.1-arm64-arm-64bit
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Locale:
'C/UTF-8/C/C/C/C'
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Entry path:
/Users/xxx/weewx-venv/lib/python3.9/site-packages/weewxd.py
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: WEEWX_ROOT:
/Users/xxx/weewx-data
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Config
file:/Users/xxx/weewx-data/weewx.conf
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: User
module:/Users/xxx/weewx-data/bin/user
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Debug:0
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: User: root
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Group:wheel
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Groups: wheel
daemon kmem sys tty operator procview procmod everyone staff
certusers localaccou
nts admin com.apple.sharepoint.group.1 _appstore _lpadmin
_lpoperator _developer _analyticsusers com.apple.access_ftp
com.apple.access_screensharing c
om.apple.access_ssh com.apple.access_remote_ae
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Loading
station type AcuRite (weewx.drivers.acurite)
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.drivers.acurite:
driver version is 0.4
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.drivers.acurite: R2
will be decoded using sensor constants
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: StdConvert
target unit is 0x1
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.wxservices:
StdWXCalculate will use data binding wx_binding
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Archive will
use data binding wx_binding
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Record
generation will be attempted in 'hardware'
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Using archive
interval of 300 seconds (specified in weewx configuration)
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx:
StationRegistry: Registration not requested.
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: Wunderground:
Posting not enabled.
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: PWSweather:
Posting not enabled.
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: CWOP: Posting
not enabled.
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: WOW: Posting
not enabled.
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: AWEKAS:
Posting not enabled.
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: 'pyephem' not
detected, extended almanac data is not available
2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Starting up weewx
version 5.1.0
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Using binding
'wx_binding' to database 'weewx.sdb'
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.manager: Starting
backfill of daily summaries
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.manager: Empty database
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Starting main
packet loop.
2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Main loop
exiting. Shutting engine down.
2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: Caught
unrecoverable exception:
2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: ****No
backend available
2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: ****Traceback
(most recent call last):
2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: ****File
"/Users/xxx/weewx-venv/lib/python3.9/site-packages/weewxd.py", line
127, in main
2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: ****engine.run()
2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: ****raise
NoBackendError('No backend available')
2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: ****
usb.core.NoBackendError: No backend available
:
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