From the python point of view it’s OK…
I think it’s an owserver bug (or feature, I do not know ;-) since I have your
very same behaviour.
S
> On 08 Sep 2016, at 00:03, Mick Sulley <m...@sulley.info> wrote:
>
> Stefano,
> I took your ex.py and modified it slightly to use a variable as the base
> device name -
>
> ==========================
> import sys
> import time
> import pyownet.protocol
>
> TIMEOUT = 10
>
> def main():
>
> timeout_time = time.time() + TIMEOUT
> while time.time() < timeout_time:
> try:
> owp = pyownet.protocol.proxy()
> except pyownet.protocol.ConnError:
> time.sleep(1)
> else:
> break
> else:
> # Error! creation of owp has timed out
> sys.exit('Unable to open connection to owserver')
> # Success! we have a connection to owserver
> assert owp.present('/')
>
> name = 'sensor'
>
> for i, sens in enumerate(owp.dir()):
> print 'i = ', i, ' sens = ', sens
> owp.write(sens+'alias', name + '%d' % i)
>
> for j in range(i):
> assert owp.present(name + '%d' % j)
>
> for f in owp.dir():
> print 'f = ', f
>
> if __name__ == '__main__':
> main()
> ==========================
>
> I have tested this and it works, but if I change line 23 to
> name = 'Xsensor'
> and run it again I get
>
> $ ./ex.py
> i = 0 sens = /sensor0/
> i = 1 sens = /sensor1/
> Traceback (most recent call last):
> File "./ex.py", line 39, in <module>
> main()
> File "./ex.py", line 30, in main
> owp.write(sens+'alias', name + '%d' % i)
> File "/usr/local/lib/python2.7/dist-packages/pyownet/protocol.py",
> line 636, in write
> raise OwnetError(-ret, self.errmess[-ret], path)
> pyownet.protocol.OwnetError: [Errno 1] Startup - command line parameters
> invalid: u'/sensor1/alias'
>
> Is there some reason why I cannot change an alias a second time? Have I
> done something stupid?
>
> Thanks
> Mick
>
> ------------------------------------------------------------------------------
> _______________________________________________
> Owfs-developers mailing list
> Owfs-developers@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/owfs-developers
------------------------------------------------------------------------------
_______________________________________________
Owfs-developers mailing list
Owfs-developers@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/owfs-developers
