Hi, Did you install the one-wire python bindings as per step 1 in the install instructions <https://github.com/weewx/weewx/wiki/owfs>?
Gary On Saturday, 16 January 2021 at 05:36:38 UTC+10 [email protected] wrote: > Hello > I am trying to get a RP3 to talk to a older Dallas OneWire weather > instrument. > The WeeWx installation works with the simulator and outputs weather > reports but will not start when I use OWFS as the driver in the weewx.conf. > The 1wire is connected to the RP3 via a i2C board and this is working as I > can see data via a browser at localhost:2121 > Using the latest build for Raspban. > On restart Weewx reports > > Initializing weewx version 4.3.0 > Jan 15 15:17:01 raspberrypi weewx[4497] INFO __main__: Using Python 3.7.3 > (default, Jul 25 2020, 13:03:44) #012[GCC 8.3.0] > Jan 15 15:17:01 raspberrypi weewx[4497] INFO __main__: Platform > Linux-5.4.79-v7+-armv7l-with-debian-10.7 > Jan 15 15:17:01 raspberrypi weewx[4497] INFO __main__: Locale is > 'en_CA.UTF-8' > Jan 15 15:17:01 raspberrypi weewx[4497] INFO __main__: PID file is > /var/run/weewx.pid > Jan 15 15:17:01 raspberrypi weewx[4515] INFO __main__: Using configuration > file /etc/weewx/weewx.conf > Jan 15 15:17:01 raspberrypi weewx[4515] INFO __main__: Debug is 0 > Jan 15 15:17:01 raspberrypi weewx[4515] INFO weewx.engine: Loading station > type OWFS (user.owfs) > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: Caught > unrecoverable exception: > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** No > one-wire library found > Jan 15 15:17:01 raspberrypi weewx[4485]: Starting weewx weather system: > weewx. > Jan 15 15:17:01 raspberrypi systemd[1]: Started LSB: weewx weather system. > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Traceback (most recent call last): > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > File "/usr/share/weewx/user/owfs.py", line 264, in <module> > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > ow = OWFSBinding() > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > File "/usr/share/weewx/user/owfs.py", line 202, in __init__ > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > import ow as owbinding > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > ModuleNotFoundError: No module named 'ow' > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > During handling of the above exception, another exception occurred: > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Traceback (most recent call last): > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > File "/usr/share/weewx/user/owfs.py", line 267, in <module> > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > ow = OWNetBinding() > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > File "/usr/share/weewx/user/owfs.py", line 231, in __init__ > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > import pyownet > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > ModuleNotFoundError: No module named 'pyownet' > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > During handling of the above exception, another exception occurred: > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Traceback (most recent call last): > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > File "/usr/share/weewx/weewxd", line 148, in main > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > engine = weewx.engine.StdEngine(config_dict) > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > File "/usr/share/weewx/weewx/engine.py", line 81, in __init__ > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > self.setupStation(config_dict) > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > File "/usr/share/weewx/weewx/engine.py", line 108, in setupStation > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > __import__(driver) > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > File "/usr/share/weewx/user/owfs.py", line 269, in <module> > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > raise Exception("No one-wire library found") > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Exception: No one-wire library found > Jan 15 15:17:01 raspberrypi weewx[4515] CRITICAL __main__: **** > Exiting. > > > Any one have any ideas? > Cheers > Gordon > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. 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