Awesome! This is sort of what I suspected that most use cases, NULL is a problem. I can just hard code the entire Davis loop which will work for my needs.
Thanks you, Geoff On Wednesday, November 25, 2020 at 6:45:44 AM UTC-8 jo...@johnkline.com wrote: > In the general case, including keys in the loop packet for non-existent > data is not a good idea. This would break existing code (e.g., JavaScript > code I use in my skins). > > You could easily fork the extension and add in what you need. At line > 736, right before write_packet_to_file is called, simply check for the keys > you need to exist, and add them if they are not there. The following should > work. Just replace the keys I’ve listed with the ones you need in the > packet. > > must_have_keys = [ 'current.outTemp', 'current.outHumidity' ] > for must_have_key in must_have_keys: > if must_have_key not in loopdata_pkt: > loopdata_pkt[must_have_key] = None > > If you don’t want to hard code the keys, you’ll have a bigger task; but > you could just copy the code used to process the ‘fields’ entry in the > LoopData section of weewx.conf. > > Cheers, > John > > On Nov 24, 2020, at 8:54 PM, geoffs...@gmail.com <geoffs...@gmail.com> > wrote: > > Hi John, > > > This is a great extension. I'm wondering if there is a way to be able to > include sending data that is null or none for a particular key? I'm using > a davis vantage pro2, weewx 4.2. I'd like to use this to make a JSON output > that can be ingested into a home automation system. So far it works great > as long as the data is available to be sent, but I have not figured out how > to send a key with a Null or none value. It looks like a key with a null or > none value gets cleaved off the JSON output. If a battery dies on a sensor > and it just disappears from the JSON output, that is much harder for the HA > system to handle than a null, none or zero value. > > On Monday, November 16, 2020 at 2:57:13 PM UTC-8 jo...@johnkline.com > wrote: > >> A fix is released (v2.7.2). There is no hurry to install the new >> release; but once you’ve installed it, you can remove the field I asked you >> to add to weewx.conf. >> >> On Nov 16, 2020, at 9:04 AM, Geni <eugen.a...@gmail.com> wrote: >> >> Ok, works >> >> >> Thank you >> >> jo...@johnkline.com schrieb am Montag, 16. November 2020 um 16:05:21 >> UTC+1: >> >>> I can duplicate this problem and will issue a fix. >>> >>> In the meantime, you can add: >>> rainyear.outTemp.max >>> to the fields clause in the LoopData section of weewx.conf? >>> >>> That will stop this problem. If you get similar errors for other >>> periods where you have no fields listed, you’ll have to temporarily add a >>> field for those periods also. >>> >>> I should have a fix shortly. I don’t know that this is related to WeeWX >>> 4.2, not that that really matters. >>> >>> On Nov 16, 2020, at 2:45 AM, Geni <eugen.a...@gmail.com> wrote: >>> >>> >>> >>> >>> Hi john >>> since weewx 4.2.0 the loop-data.txt is no longer generated? >>> regards Geni >>> >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "weewx-user" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to weewx-user+...@googlegroups.com. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/weewx-user/3f89791f-c06b-43d1-beac-0afa58df59d6n%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/weewx-user/3f89791f-c06b-43d1-beac-0afa58df59d6n%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> <syslog.txt> >>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to weewx-user+...@googlegroups.com. >> >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/weewx-user/0f6cb227-1cdd-4fbb-9cf9-6f4c59521262n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/weewx-user/0f6cb227-1cdd-4fbb-9cf9-6f4c59521262n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> >> -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to weewx-user+...@googlegroups.com. > > To view this discussion on the web visit > https://groups.google.com/d/msgid/weewx-user/0611c189-0c9f-4ab6-b6be-4d797e80bb96n%40googlegroups.com > > <https://groups.google.com/d/msgid/weewx-user/0611c189-0c9f-4ab6-b6be-4d797e80bb96n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to weewx-user+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/c12068d1-1a9b-46da-8e3d-f05b63598091n%40googlegroups.com.