[ncl-talk] Error with "time_axis_labels(cd_date, resT1, restick)"
Barry Lynn
barry.h.lynn at gmail.com
Thu Jul 11 03:23:18 MDT 2019
Hi Zilore:
If you are "simply" trying to put time information on your xaxis, then I
can probably send you the code to do it. It is a few more lines than what
you are using, but if you can separate out the year, month, day, etc from
the string, then it is straightforward to use.
Barry
On Thu, Jul 11, 2019 at 12:09 PM Zilore Mumba <zmumba at gmail.com> wrote:
> Sorry, my intention is not to cause any confusion. I did load the package.
> What I was requesting is assistance on whether I called the package with
> the correct arguments.
> My sincere apologies if I have caused any wasted time or irirtation.
>
> On Thu, Jul 11, 2019 at 1:14 AM Rick Brownrigg <brownrig at ucar.edu> wrote:
>
>> Hi all,
>>
>> I'm confused by this thread -- where does cd_string enter? I don't see it
>> referenced in the script.
>>
>> If the error messages are saying time_axis_labels is undefined, then as
>> Dave has pointed out, the docs say to load:
>>
>> load "$NCARG_ROOT/lib/ncarg/nclscripts/contrib/time_axis_labels.ncl"
>>
>> See:
>>
>> http://ncl.ucar.edu/Document/Functions/User_contributed/time_axis_labels.shtml
>>
>> Rick
>>
>>
>> On Wed, Jul 10, 2019 at 3:07 PM Zilore Mumba via ncl-talk <
>> ncl-talk at ucar.edu> wrote:
>>
>>> Thanks Barry, I did not realise that the contribute script I used was
>>> from WRF.
>>> However even with the right script I still get the same error. Perhaps
>>> you could help me, look at the script and see where am doing it wrong,
>>> especially where I use cd_calendar and date&time.
>>> The script is below. I know it is cumbersome because you do not have my
>>> data. But I will appreciate any help
>>> ;-----------------------------------------------------------------
>>> ; Adapted from DKRZ - NCL Example: NCL_xy_multiple_lines_axis.ncl
>>> ;-----------------------------------------------------------------
>>>
>>> load "$NCARG_ROOT/lib/ncarg/nclscripts/contrib/cd_string.ncl"
>>>
>>> begin
>>>
>>> filein =
>>> "/home/zmumba/DATA/tasmax_AFR-44_CNRM-CERFACS-CNRM-CM5_historical_r1i1p1_CLMcom-CCLM4-8-17_v1_day_19960101-20001231.nc"
>>> ; file name
>>>
>>> f = addfile(filein,"r") ; open file
>>>
>>> tmax = f->tasmax(:,{-15},{25}) ; read tmax, all timesteps,
>>> 15S/25E
>>>
>>> t = f->time ; for use in x-axis label
>>> cd_date = cd_calendar(t, -2)
>>>
>>> ; open a workstation
>>> wks_type = "X11" ; graphics output type
>>> wks_type at wkWidth = 1024 ; graphics output width in
>>> pixels
>>> wks_type at wkHeight = 1024 ; graphics output height in
>>> pixels
>>>
>>> wks = gsn_open_wks(wks_type, "plot_xy_tie_series")
>>>
>>> ; resources for variable tmax y-axis
>>> res = True
>>> res at xyLineThicknessF = 3.0 ; set line
>>> thickness
>>> res at xyLineColor = "red" ; set line
>>> color
>>> res at xyDashPatterns = 0 ; solid line
>>> res at tmXBLabelFontHeightF = 0.010
>>> res at tiYAxisString = "Daily Max. 2m" + " " +
>>> tmax at standard_name +" "+ "at 15S/25E"
>>> ; axis string
>>>
>>> restick = True ; resource
>>> object
>>> restick at ttmFormat = "%d %c"
>>> restick at ttmAxis = "YL"
>>> restick at ttmMajorStride = 20
>>> restick at ttmValues = cd_date
>>>
>>> time_axis_labels(date&time,res,restick)
>>>
>>> ; create the plot
>>> plot = gsn_csm_xy(wks, t, tmax, res)
>>>
>>> end
>>>
>>> On Tue, Jul 9, 2019 at 7:33 PM Barry Lynn <barry.h.lynn at gmail.com>
>>> wrote:
>>>
>>>> Try this one.
>>>>
>>>> load "$NCARG_ROOT/lib/ncarg/nclscripts/contrib/cd_string.ncl"
>>>>
>>>> On Tue, Jul 9, 2019 at 7:18 PM Dave Allured - NOAA Affiliate via
>>>> ncl-talk <ncl-talk at ucar.edu> wrote:
>>>>
>>>>> That is not the correct load command for this function.
>>>>> Time_axis_labels is loaded separately. Please go to the documentation page
>>>>> for time_axis_labels, find the correct load command at the top of that
>>>>> page, and add it to your script.
>>>>>
>>>>>
>>>>> On Tue, Jul 9, 2019 at 12:27 AM Zilore Mumba <zmumba at gmail.com> wrote:
>>>>>
>>>>>> Thanks Dave for the hint. i did load the contributed package. I still
>>>>>> get the same error. The package I loaded is
>>>>>> "$NCARG_ROOT/lib/ncarg/nclscripts/wrf/WRF_contributed.ncl"
>>>>>> When I check this script I do not see anywhere where there is a
>>>>>> function like "time_axis_labels".
>>>>>> I will continue to probe and see where am going wrong
>>>>>> Incidentally, example6 on
>>>>>> https://www.ncl.ucar.edu/Document/Functions/User_contributed/time_axis_labels.shtml,
>>>>>> gives
>>>>>>
>>>>>> *time_axis_labels*( data&time, res, restick )
>>>>>>
>>>>>> I assumed there was a mistake on data&time and corrected it to
>>>>>> *time_axis_labels*( date&time, res, restick )
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>> Zilore
>>>>>>
>>>>>>
>>>>>> On Mon, Jul 8, 2019 at 10:00 PM Dave Allured - NOAA Affiliate <
>>>>>> dave.allured at noaa.gov> wrote:
>>>>>>
>>>>>>> This is one of the contributed functions that is not loaded
>>>>>>> automatically. You are missing a "load" command. NCL gave you a clue:
>>>>>>> "possibly an undefined procedure". Please look at the top of the function
>>>>>>> documentation page.
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Jul 8, 2019 at 9:14 AM Zilore Mumba via ncl-talk <
>>>>>>> ncl-talk at ucar.edu> wrote:
>>>>>>>
>>>>>>>> I am trying to plot a time series. I have converted the dates in
>>>>>>>> the file to the format YYYYMMDD with the function
>>>>>>>> t = f->time ; to get time in file
>>>>>>>> cd_date = cd_calendar(t, -2) ; print(cd_date) prints
>>>>>>>> correctly, eg 19960101,...
>>>>>>>> Then to prepare the format for the x-axis label, I have:
>>>>>>>>
>>>>>>>> resT1 = true
>>>>>>>>
>>>>>>>> some resources
>>>>>>>> ..............
>>>>>>>>
>>>>>>>> restick = True
>>>>>>>> restick at ttmFormat = "%d %c"
>>>>>>>> restick at ttmAxis = "YL"
>>>>>>>> restick at ttmMajorStride = 20
>>>>>>>> *time_axis_labels*( data&time, res, restick )
>>>>>>>>
>>>>>>>> I am getting the error:
>>>>>>>> fatal:syntax error: line 57 in file two-line-plot.ncl before or near \n
>>>>>>>> time_axis_labels( data&time, resT1, restick )
>>>>>>>> -------------------------------------------------^
>>>>>>>>
>>>>>>>> fatal:syntax error: possibly an undefined procedure
>>>>>>>> fatal:syntax error: line 72 in file two-line-plot.ncl before or near \n
>>>>>>>> time_axis_labels(cd_date,resT1,restick)
>>>>>>>> ------------------------------------------^
>>>>>>>>
>>>>>>>> fatal:syntax error: possibly an undefined procedure
>>>>>>>> fatal:Syntax Error in block, block not executed
>>>>>>>> fatal:error at line 76 in file two-line-plot.ncl
>>>>>>>>
>>>>>>>> Is the
>>>>>>>>
>>>>>>>> *time_axis_labels function still valid, or is there an alternative function?*
>>>>>>>>
>>>>>>>>
>>>>>>>> *Help will be appreciated.*
>>>>>>>>
>>>>>>>> *Zilore*
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>> ncl-talk mailing list
>>>>> ncl-talk at ucar.edu
>>>>> List instructions, subscriber options, unsubscribe:
>>>>> http://mailman.ucar.edu/mailman/listinfo/ncl-talk
>>>>
>>>>
>>>>
>>>> --
>>>> Barry H. Lynn, Ph.D
>>>> Senior Associate Scientist, Lecturer,
>>>> The Institute of the Earth Science,
>>>> The Hebrew University of Jerusalem,
>>>> Givat Ram, Jerusalem 91904, Israel
>>>> Tel: 972 547 231 170
>>>> Fax: (972)-25662581
>>>>
>>>> C.E.O, Weather It Is, LTD
>>>> Weather and Climate Focus
>>>> http://weather-it-is.com
>>>> Jerusalem, Israel
>>>> Local: 02 930 9525
>>>> Cell: 054 7 231 170
>>>> Int-IS: x972 2 930 9525
>>>>
>>>> _______________________________________________
>>> ncl-talk mailing list
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>>
>>
--
Barry H. Lynn, Ph.D
Senior Associate Scientist, Lecturer,
The Institute of the Earth Science,
The Hebrew University of Jerusalem,
Givat Ram, Jerusalem 91904, Israel
Tel: 972 547 231 170
Fax: (972)-25662581
C.E.O, Weather It Is, LTD
Weather and Climate Focus
http://weather-it-is.com
Jerusalem, Israel
Local: 02 930 9525
Cell: 054 7 231 170
Int-IS: x972 2 930 9525
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