I am a beginnger and use the Seasons skin, I forgot to write that plin...@googlemail.com schrieb am Mittwoch, 9. März 2022 um 07:39:40 UTC+1:
> I'll join this thread for a moment. > > I also had the question of how to draw an additional line into a plot. > > So far I haven't been able to find anything about it in the instructions. > But since the topic is being discussed here... > > In my case, I want an additional line at 0°C on the temperature plots. > This would make it very easy to see if the temperatures have gone below > zero. > > But I only want this line at minimum temperatures below 0°C. > Is there any way I can link this to a condition? > > tke...@gmail.com schrieb am Mittwoch, 9. März 2022 um 01:05:57 UTC+1: > >> I was able to reproduce your error. >> >> It did work with v3.7. It appears that in my zeal to allow xtypes to be >> used in arbitrary plots, I broke something. >> >> I've opened issue #761 <https://github.com/weewx/weewx/issues/761> to >> track. >> >> -tk >> >> On Tue, Mar 8, 2022 at 3:35 PM ianpre...@gmail.com <ianpre...@gmail.com> >> wrote: >> >>> Thanks >>> I won't pretend that I understood ........but it may help others. >>> It did give me a clue as to how to move forward a bit .....I think >>> I tried this .......and it worked ......an orange line at 4v .......1 >>> step forward >>> and telemetry display updates. >>> [[[dayvolt]]] >>> yscale = 3.6, 4.2, 0.1 >>> [[[[consBatteryVoltage]]]] >>> label = Transmitter battery >>> color = 0xb48242 # blue >>> # color = 0x4242b4 # red >>> >>> # place limit line on graph >>> [[[[voltMin]]]] >>> data_type = consBatteryVoltage - consBatteryVoltage + 4 >>> label = ' ' >>> color = orange >>> width = 1 >>> >>> but I want the limit at 3.7v ........so using the above >>> [[[dayvolt]]] >>> yscale = 3.6, 4.2, 0.1 >>> [[[[consBatteryVoltage]]]] >>> label = Transmitter battery >>> color = 0xb48242 # blue >>> # color = 0x4242b4 # red >>> >>> # place limit line on graph >>> [[[[voltMin]]]] >>> data_type = consBatteryVoltage - consBatteryVoltage + 3.7 >>> label = ' ' >>> color = orange >>> width = 1 >>> fail ....errors in the log .......places the orange line, but telemetry >>> page is now frozen >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.reportengine: Found >>> configuration file /etc/weewx/skins/Seasons/skin.conf for report >>> 'SeasonsReport' >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG user.MQTTSubscribe: >>> (Driver) data-> final loop packet is tele/weather-stn-sensor/STATE >>> 2022-03-09 08:56:04 AEST (1646780164): 'batteryStatus1': '0.0', >>> 'consBatteryVoltage': '4.086810112', 'dateTime': '1646780164.264368', >>> 'extraTemp1': '33.0', 'signal1': '1515', 'signal2': '-34.0', >>> 'supplyVoltage': '12.13632011', 'txBatteryStatus': '0.0', 'usUnits': '17' >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.cheetahgenerator: >>> Using search list ['weewx.cheetahgenerator.Almanac', >>> 'weewx.cheetahgenerator.Current', 'weewx.cheetahgenerator.DisplayOptions', >>> 'weewx.cheetahgenerator.Extras', 'weewx.cheetahgenerator.Gettext', >>> 'weewx.cheetahgenerator.JSONHelpers', 'weewx.cheetahgenerator.PlotInfo', >>> 'weewx.cheetahgenerator.SkinInfo', 'weewx.cheetahgenerator.Station', >>> 'weewx.cheetahgenerator.Stats', 'weewx.cheetahgenerator.UnitInfo'] >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.manager: Daily >>> summary version is 4.0 >>> Mar 9 08:56:06 weatherstn weewx[14006] ERROR weewx.cheetahgenerator: >>> Evaluation of template /etc/weewx/skins/Seasons/telemetry.html.tmpl failed. >>> Mar 9 08:56:06 weatherstn weewx[14006] ERROR weewx.cheetahgenerator: >>> **** Ignoring template /etc/weewx/skins/Seasons/telemetry.html.tmpl >>> Mar 9 08:56:06 weatherstn weewx[14006] ERROR weewx.cheetahgenerator: >>> **** Reason: cannot find 'has_data' while searching for >>> 'year.consBatteryVoltage - consBatteryVoltage + 3.7.has_data' >>> Mar 9 08:56:06 weatherstn weewx[14006] ERROR weewx.cheetahgenerator: >>> **** To debug, try inserting '#errorCatcher Echo' at top of template >>> Mar 9 08:56:06 weatherstn weewx[14006] INFO weewx.cheetahgenerator: >>> Generated 7 files for report SeasonsReport in 0.29 seconds >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.manager: Daily >>> summary version is 4.0 >>> Mar 9 08:56:06 weatherstn weewx[14006] INFO weewx.imagegenerator: >>> Generated 19 images for report SeasonsReport in 0.23 seconds >>> Mar 9 08:56:06 weatherstn weewx[14006] INFO weewx.reportengine: Copied >>> 0 files to /var/www/html/weewx >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.reportengine: Report >>> 'SmartphoneReport' not enabled. Skipping. >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.reportengine: Report >>> 'MobileReport' not enabled. Skipping. >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.reportengine: Report >>> 'StandardReport' not enabled. Skipping. >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.reportengine: Report >>> 'FTP' not enabled. Skipping. >>> Mar 9 08:56:06 weatherstn weewx[14006] DEBUG weewx.reportengine: Report >>> 'RSYNC' not enabled. Skipping. >>> >>> I take it that it doesn't like 3.7 ..........I don't understand >>> why......... >>> the windspeed example is so easy and simple and works using a number >>> with a decimal point and no equation >>> should I place the number in quotes ? ...........is there a workaround >>> ? ............or this will never fly ? >>> thanks again >>> >>> >>> On Tuesday, 8 March 2022 at 22:56:57 UTC+10 tke...@gmail.com wrote: >>> >>>> You're right: it's not mentioned in the Customizing Guide, and it >>>> really should be. >>>> >>>> I've modified the guide to include a section about the topic. Hopefully >>>> it will help. *Including arbitrary expressions >>>> <https://weewx.com/docs/customizing.htm#arbitrary_expressions_in_plot>* >>>> >>>> >>>> On Mon, Mar 7, 2022 at 10:01 PM Ian Prescott <ianpre...@gmail.com> >>>> wrote: >>>> >>>>> Hi >>>>> Could somebody show me how to correctly display a limit / constant >>>>> value on a plot >>>>> some time ago I alerted to a post about how to show a constant value >>>>> in a plot. >>>>> I have searched but I haven't found the right words to find that post >>>>> again >>>>> but I copied it and use it in my skin.conf >>>>> [[[daywind]]] >>>>> # [[[[windSpeed]]]] >>>>> # [[[[windGust]]]] >>>>> >>>>> # place limit line on graph >>>>> [[[[windMax]]]] >>>>> # data_type = function | this >>>>> # label = ' ' | does >>>>> # function_definition = 10.5 | not >>>>> # function_type = windSpeed | work >>>>> # color = red >>>>> >>>>> data_type = 10.5 >>>>> label = ' ' >>>>> color = orange >>>>> width = 1 >>>>> [[[[windSpeed]]]] >>>>> color = 0xb48242 >>>>> [[[[windGust]]]] >>>>> color = 0x4242b4 >>>>> I think it is a useful feature for me and it displays an orange line >>>>> at 10.5 >>>>> BTW the red line does not show on the plot and no errors appear in the >>>>> log (debug=1) >>>>> see here at oxleyweather.ddnsfree.com >>>>> >>>>> Now I would like to display a constant value in another plot. >>>>> like this >>>>> [[[dayvolt]]] >>>>> yscale = 3.6, 4.2, 0.1 >>>>> [[[[consBatteryVoltage]]]] >>>>> label = Transmitter battery >>>>> color = 0xb48242 # blue >>>>> # color = 0x4242b4 # red >>>>> # place limit line on graph >>>>> [[[[voltMin]]]] >>>>> data_type = function >>>>> label = ' ' >>>>> function_definition = 3.7 >>>>> function_type = consBatteryVoltage >>>>> color = red >>>>> # width = 1 >>>>> But this doesn't show a red line, and there are no complaints in the >>>>> log. >>>>> >>>>> However if I use the wind example I get errors in the log ......... >>>>> but not for the wind example ........only about the voltage limit >>>>> The Customization Guide under ImageGenerator doesn't give any details >>>>> Thanks >>>>> >>>>> Mar 8 15:46:17 weatherstn weewx[14006] INFO weewx.manager: Added >>>>> record 2022-03-08 15:45:00 AEST (1646718300) to database 'weewx.sdb' >>>>> Mar 8 15:46:17 weatherstn weewx[14006] INFO weewx.manager: Added >>>>> record 2022-03-08 15:45:00 AEST (1646718300) to daily summary in >>>>> 'weewx.sdb' >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.reportengine: >>>>> Running reports for latest time in the database. >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.reportengine: >>>>> Running report 'SeasonsReport' >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.restx: >>>>> StationRegistry: wait interval (91800 < 604800) has not passed for record >>>>> 2022-03-08 15:45:00 AEST (1646718300) >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.reportengine: >>>>> Found configuration file /etc/weewx/skins/Seasons/skin.conf for report >>>>> 'SeasonsReport' >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.cheetahgenerator: >>>>> Using search list ['weewx.cheetahgenerator.Almanac', >>>>> 'weewx.cheetahgenerator.Current', >>>>> 'weewx.cheetahgenerator.DisplayOptions', >>>>> 'weewx.cheetahgenerator.Extras', 'weewx.cheetahgenerator.Gettext', >>>>> 'weewx.cheetahgenerator.JSONHelpers', 'weewx.cheetahgenerator.PlotInfo', >>>>> 'weewx.cheetahgenerator.SkinInfo', 'weewx.cheetahgenerator.Station', >>>>> 'weewx.cheetahgenerator.Stats', 'weewx.cheetahgenerator.UnitInfo'] >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.manager: Daily >>>>> summary version is 4.0 >>>>> Mar 8 15:46:17 weatherstn weewx[14006] ERROR weewx.cheetahgenerator: >>>>> Evaluation of template /etc/weewx/skins/Seasons/telemetry.html.tmpl >>>>> failed. >>>>> Mar 8 15:46:17 weatherstn weewx[14006] ERROR weewx.cheetahgenerator: >>>>> **** Ignoring template /etc/weewx/skins/Seasons/telemetry.html.tmpl >>>>> Mar 8 15:46:17 weatherstn weewx[14006] ERROR weewx.cheetahgenerator: >>>>> **** Reason: cannot find 'has_data' while searching for >>>>> 'year.3.7.has_data' >>>>> Mar 8 15:46:17 weatherstn weewx[14006] ERROR weewx.cheetahgenerator: >>>>> **** To debug, try inserting '#errorCatcher Echo' at top of template >>>>> Mar 8 15:46:17 weatherstn weewx[14006] INFO weewx.cheetahgenerator: >>>>> Generated 7 files for report SeasonsReport in 0.29 seconds >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.manager: Daily >>>>> summary version is 4.0 >>>>> Mar 8 15:46:17 weatherstn weewx[14006] INFO weewx.imagegenerator: >>>>> Generated 19 images for report SeasonsReport in 0.23 seconds >>>>> Mar 8 15:46:17 weatherstn weewx[14006] INFO weewx.reportengine: >>>>> Copied 0 files to /var/www/html/weewx >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.reportengine: >>>>> Report 'SmartphoneReport' not enabled. Skipping. >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.reportengine: >>>>> Report 'MobileReport' not enabled. Skipping. >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.reportengine: >>>>> Report 'StandardReport' not enabled. Skipping. >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.reportengine: >>>>> Report 'FTP' not enabled. Skipping. >>>>> Mar 8 15:46:17 weatherstn weewx[14006] DEBUG weewx.reportengine: >>>>> Report 'RSYNC' not enabled. 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