[ncl-talk] Write the input variables on an ASCII file

Lara Quitián Hernández laraquitianhernandez at gmail.com
Tue Jun 4 02:19:58 MDT 2019


By the way...the "ncl -Q myscript.ncl >myAsciiFile.txt" worked for me! It's
what I was looking for! I just needed a list of all the variables in the
file because it is a weird model. :)

Thanks a lot!

El mar., 4 jun. 2019 a las 10:10, Lara Quitián Hernández (<
laraquitianhernandez at gmail.com>) escribió:

> Thank you very much for your answer and recommendations.
>
> Best regards,
> Lara
>
> El mar., 4 jun. 2019 a las 5:05, Rick Brownrigg (<brownrig at ucar.edu>)
> escribió:
>
>> Hi Lara,
>>
>> There are a number of approaches, and not knowing the specifics, its hard
>> to know how to advise best:
>>
>> - if "print"ing is otherwise working for you, and there are no other
>> superfluous print statements in the script, perhaps something like "ncl -Q
>> myscript.ncl >myAsciiFile.txt"   (The -Q suppresses the printing of the
>> version and copyright info).
>>
>> - Alternatively, create a NetCDF file from the GRIB file, and then use
>> ncdump or some other NetCDF tool to dump the contents. Creating NetCDF from
>> NCL is pretty easy:
>>
>>     http://ncl.ucar.edu/Applications/list_io.shtml
>>
>> - Finally, if the files are fairly large in binary form, they will of
>> course be considerably larger in ASCII form:  i) NCL's string handling in
>> the face of large amounts of string data is notoriously bad, ii) reading
>> large amounts of ASCII data can be slow, iii) is there a good reason to
>> prefer ASCII over, say, NetCDF (its an honest question -- if the answer is
>> "yes", then yes!).
>>
>> Hope that helps...
>> Rick
>>
>> On Mon, Jun 3, 2019 at 5:29 AM Lara Quitián Hernández <
>> laraquitianhernandez at gmail.com> wrote:
>>
>>> Hi,
>>>
>>> I have just verified it. I have all permits on that directory: drwxrwxrwx
>>>
>>> I will continue working on it.
>>>
>>> Thanks a lot.
>>>
>>> Best regards,
>>> Lara
>>>
>>> El lun., 3 jun. 2019 a las 13:23, Lyndz (<
>>> olagueralyndonmark429 at gmail.com>) escribió:
>>>
>>>> Hi,
>>>>
>>>> Maybe yes (that it is related to the memory issue of your PC) or it
>>>> could be something else. Check if you have a write access to the grib files
>>>> or the location where you are saving the text files.
>>>>
>>>> ---
>>>> Lyndz
>>>>
>>>>
>>>>
>>>>
>>>> On Mon, Jun 3, 2019 at 7:32 PM Lara Quitián Hernández <
>>>> laraquitianhernandez at gmail.com> wrote:
>>>>
>>>>> Hi!
>>>>>
>>>>> I did not know that command! Thanks a lot. But I'm afraid I have
>>>>> another problem. I received this error message: "Segmentation fault (core
>>>>> dumped)". It seems to be a memory problem. What should I do?
>>>>> Each file has a 223MB size. It isn't so much, isn't it?
>>>>>
>>>>> Best regards,
>>>>> Lara
>>>>>
>>>>> El lun., 3 jun. 2019 a las 11:57, Lyndz (<
>>>>> olagueralyndonmark429 at gmail.com>) escribió:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> If I got your question correctly, I think you dont need to read the
>>>>>> file.
>>>>>>
>>>>>> ncl_filedump PFHARMOPHELIA+0084.grib  >  PFHARMOPHELIA+0084.txt
>>>>>>
>>>>>> -----
>>>>>>
>>>>>> Lyndz
>>>>>>
>>>>>> On Mon, Jun 3, 2019 at 4:53 PM Lara Quitián Hernández <
>>>>>> laraquitianhernandez at gmail.com> wrote:
>>>>>>
>>>>>>> Good morning,
>>>>>>>
>>>>>>> I'm working with a specific model output file (grib format). I would
>>>>>>> like to write all the available variables of my input file on an ASCII
>>>>>>> file. Could you please help me with the function that does that?
>>>>>>>
>>>>>>> I'm now using the print() function but it would be easier to have
>>>>>>> the ASCII file saved on my computer.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> *; read file;************************************************file =
>>>>>>> addfile("../PFHARMOPHELIA+0084.grib", "r")print(file)*
>>>>>>>
>>>>>>> Thanks in advance.
>>>>>>> Best regards
>>>>>>>
>>>>>>> Lara
>>>>>>>
>>>>>>> --
>>>>>>>
>>>>>>>
>>>>>>> *Lara Quitián Hernández, PhD Student*
>>>>>>> Department of Earth Physics and Astrophysics
>>>>>>> Faculty of Physical Sciences
>>>>>>> Ciudad Universitaria, Plaza Ciencias, 1
>>>>>>> 28040 Madrid. Spain
>>>>>>> Email: lquitian at ucm.es <mlunar at aemet.es>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> ncl-talk mailing list
>>>>>>> ncl-talk at ucar.edu
>>>>>>> List instructions, subscriber options, unsubscribe:
>>>>>>> http://mailman.ucar.edu/mailman/listinfo/ncl-talk
>>>>>>>
>>>>>>
>>>>>
>>>>> --
>>>>>
>>>>>
>>>>> *Lara Quitián Hernández, PhD Student*
>>>>> Department of Earth Physics and Astrophysics
>>>>> Faculty of Physical Sciences
>>>>> Ciudad Universitaria, Plaza Ciencias, 1
>>>>> 28040 Madrid. Spain
>>>>> Email: lquitian at ucm.es <mlunar at aemet.es>
>>>>>
>>>>>
>>>
>>> --
>>>
>>>
>>> *Lara Quitián Hernández, PhD Student*
>>> Department of Earth Physics and Astrophysics
>>> Faculty of Physical Sciences
>>> Ciudad Universitaria, Plaza Ciencias, 1
>>> 28040 Madrid. Spain
>>> Email: lquitian at ucm.es <mlunar at aemet.es>
>>>
>>> _______________________________________________
>>> ncl-talk mailing list
>>> ncl-talk at ucar.edu
>>> List instructions, subscriber options, unsubscribe:
>>> http://mailman.ucar.edu/mailman/listinfo/ncl-talk
>>>
>>
>
> --
>
>
> *Lara Quitián Hernández, PhD Student*
> Department of Earth Physics and Astrophysics
> Faculty of Physical Sciences
> Ciudad Universitaria, Plaza Ciencias, 1
> 28040 Madrid. Spain
> Email: lquitian at ucm.es <mlunar at aemet.es>
>
>

-- 


*Lara Quitián Hernández, PhD Student*
Department of Earth Physics and Astrophysics
Faculty of Physical Sciences
Ciudad Universitaria, Plaza Ciencias, 1
28040 Madrid. Spain
Email: lquitian at ucm.es <mlunar at aemet.es>
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