Yeah, the JavaScript needs it in offset hours (not minutes). But maybe I 
need to do the conversion in JavaScript and not Python. 

What's the name of your timezone so I can reproduce it on my lab system?

Thanks for filing issues - will help me keep track of them all. 

On Saturday, September 8, 2018 at 10:16:38 AM UTC-4, Praveen Chandrasekaran 
wrote:
>
> Never examined that so closely. 19800/60 is still in minutes so no 
> rounding issues there. It is the additional divide by 60 that causes the 
> issue.
>
> On Sat, 8 Sep 2018 at 19:45, Pat <[email protected] <javascript:>> 
> wrote:
>
> Are your highcharts from Gary working with the right timezone?
>
> This UTC offset code is the same that's used in his code 
> <https://github.com/gjr80/weewx-highcharts/blob/master/bin/user/highchartsSearchX.py#L214-L216>
>  
> with an additional /60 for JavaScript's requirements. . 
>
> On Saturday, September 8, 2018 at 10:13:14 AM UTC-4, Praveen 
> Chandrasekaran wrote:
>
> Hi Pat,
>
> You are right.
>
> 19800/60/60 gets rounded off to 5 instead of 5.5. So another issue to fix 
> :)
>
> Regards,
> Praveen
>
> On Sat, 8 Sep 2018 at 19:36, Pat <[email protected]> wrote:
>
> Interesting. On your Pi command line, type this:
>
> python
> import time
> time.localtime( time.time() )
>
> What does it return? Does it look accurate?
>
> For example mine is accurate:
> time.struct_time(tm_year=2018, tm_mon=9, tm_mday=8, tm_hour=10, tm_min=4, 
> tm_sec=42, tm_wday=5, tm_yday=251, tm_isdst=1)
>
>
>
> Then try this in the Python window:
>
> import calendar
> moment_js_stop_struct = time.localtime( time.time() )
> moment_js_utc_offset = (calendar.timegm(moment_js_stop_struct) - 
> calendar.timegm(time.gmtime(time.mktime(moment_js_stop_struct))))/60/60
> print moment_js_utc_offset
>
>
> What does it return? It should return 5.5, but this could be the problem. 
> Maybe there is a rounding going on to 5. 
>
> Mine returns "-4"
>
>
>
>
>
>
> On Saturday, September 8, 2018 at 10:02:13 AM UTC-4, Praveen 
> Chandrasekaran wrote:
>
> Hi Pat,
>
> The offset in page source there is 5. It should have been 5.5. Here is 
> result of date and date -u on my pi
>
> READ WRITE : root@raspberrypi:/var/tmp# date
> Sat  8 Sep 19:28:58 IST 2018
> READ WRITE : root@raspberrypi:/var/tmp# date -u
> Sat  8 Sep 13:59:11 UTC 2018
>
> As per this timezone is fine on my pi and can clearly see offset should 
> have been 5.5 hours.
>
> Regards,
> Praveen
>
> On Sat, 8 Sep 2018 at 19:25, Pat <[email protected]> wrote:
>
> Does it have to do with a locale / timezone? 
>
> Here is the code. All it is doing is taking the timestamp from MQTT and 
> converting it to 
>
> ...

-- 
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 [email protected].
For more options, visit https://groups.google.com/d/optout.

Reply via email to