[ncl-talk] Error with "time_axis_labels(cd_date, resT1, restick)"

Zilore Mumba zmumba at gmail.com
Thu Jul 11 03:52:12 MDT 2019


thanks Barry, you can please send me the code. i will appreciate.
Good day

On Thu, Jul 11, 2019 at 11:23 AM Barry Lynn <barry.h.lynn at gmail.com> wrote:

> 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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