Excellent! Now to update the extension and convert all my archive records to miles instead of km. Always learning. Thanks again!
On Thursday, July 2, 2020 at 3:27:49 PM UTC-4, Tom Keffer wrote: > > usUnits == 1 means that the packet uses the US Customary unit system. So, > yes, you would have to change to miles. But, good extensions assume > nothing. The function weewx.units.convertStd is a convenient way to ensure > the correct units. For example, if "val" holds the distance in km, > something like this would work (NOT TESTED): > > record['lightning_distance'] = weewx.units.convertStd( (val, 'km', > 'group_distance'), record['usUnits']) > > -tk > > On Thu, Jul 2, 2020 at 8:16 AM Pat <[email protected] <javascript:>> > wrote: > >> Got it, running weewxd, I see the usUnits: 1, so I assume I have a >> mismatch with this particular field? >> >> >> On Thursday, July 2, 2020 at 11:12:16 AM UTC-4, Tom Keffer wrote: >>> >>> Then you need to check the unit system of the incoming packet (don't >>> assume it's in US), then change lightning_distance into the appropriate >>> unit for that unit system. >>> >>> The goal is for the units within a packet to be in a consistent unit >>> system. Doesn't matter what that unit system is --- just that all types >>> within the packet are in that system. >>> >>> -tk >>> >>> On Thu, Jul 2, 2020 at 7:59 AM Pat <[email protected]> wrote: >>> >>>> Thanks. Currently I'm just putting it into the loop as the raw data >>>> which is in km. Sounds like I need to convert it to miles so it's >>>> consistent. >>>> >>>> On Thursday, July 2, 2020 at 8:49:12 AM UTC-4, Tom Keffer wrote: >>>>> >>>>> Just make sure its units are consistent with whatever packet or record >>>>> you put it in. The engine will take care of the rest. >>>>> >>>>> Details depend on whether you are adding lightning_distance to an >>>>> existing packet, or if you are creating a packet. >>>>> >>>>> -tk >>>>> >>>>> On Thu, Jul 2, 2020 at 5:42 AM Pat <[email protected]> wrote: >>>>> >>>>>> I'm working on migrating over to the extended schema and have a >>>>>> question on the lightning_distance column. My sensor outputs as km, but >>>>>> should I save this observation as miles in the database if my usUnits >>>>>> are 1? >>>>>> >>>>>> Just looking for confirmation since I didn't see anything in the >>>>>> docs. >>>>>> >>>>>> -- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "weewx-development" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to [email protected]. >>>>>> To view this discussion on the web visit >>>>>> https://groups.google.com/d/msgid/weewx-development/0d8b6153-6f83-49d2-9be3-46a12cec21b1o%40googlegroups.com >>>>>> >>>>>> <https://groups.google.com/d/msgid/weewx-development/0d8b6153-6f83-49d2-9be3-46a12cec21b1o%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "weewx-development" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/weewx-development/98985075-bab7-4c73-8598-3cc7c2b64d0co%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/weewx-development/98985075-bab7-4c73-8598-3cc7c2b64d0co%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-development" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/weewx-development/770c70d5-1168-42cf-b4a6-1b28e0664689o%40googlegroups.com >> >> <https://groups.google.com/d/msgid/weewx-development/770c70d5-1168-42cf-b4a6-1b28e0664689o%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "weewx-development" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-development/36078a3e-e170-4431-ba3a-fee7c83ca494o%40googlegroups.com.
