[ncl-talk] write netcdf

[Soma Roy]

Hi,
No problem at all. It is working fine.

Cheers!
Soma

On Fri, Nov 30, 2018, 23:39 Debasish Hazra <debasish.hazra5 at gmail.com wrote:

> Thanks Toni. I switched the lines, but it still show error at
>  fileattdef( fout, fAtt )
> and odes not create netcdf file. I think the problem comes from this line
> :
> fAtt at creation_date = systemfunc ("date")
> Do I have to define date before ?
> Debasish
>
> On Fri, Nov 30, 2018 at 12:55 PM Toni Klemm <toni-klemm at tamu.edu> wrote:
>
>> Hi Debasish,
>>
>> That’s because you create the variable fAtt *after* you assign it the
>> creation date. You need to create it *before* you assign any attributes to
>> it. Just switch these two lines:
>>
>> fAtt at creation_date = systemfunc ("date")
>>
>> fAtt               = True
>>
>>
>> to this
>>
>> fAtt               = True
>>
>> fAtt at creation_date = systemfunc ("date")
>>
>>
>> and it should work.
>>
>>
>> Best of luck,
>> Toni
>>
>>
>>
>> *Toni Klemm, Ph.D.*Postdoctoral Research Associate
>> Department of Ecosystem Science and Management
>> College of Agriculture and Life Sciences
>> Texas A&M University, College Station, TX
>> Contributor to the Early Career Climate Forum <http://www.eccforum.org>
>> www.toni-klemm.de | @toniklemm <http://twitter.com/toniklemm>
>>
>>
>>
>>
>>
>>
>>
>>
>> On Nov 30, 2018, at 11:47 AM, Debasish Hazra <debasish.hazra5 at gmail.com>
>> wrote:
>>
>> Hi,
>> I am regridding data and trying to write that in netcdf file but getting
>> error :
>>
>>      data_regrid = ESMF_regrid(data2,opt)
>>       printVarSummary(data_regrid)
>>       printMinMax(data_regrid,0)
>>       ; write netCDF the 'simple' way
>>       start_write_time = get_cpu_time()
>>       fout  = addfile ("./2016/Regrid/
>> GPM_3IMERGDL_05_precipitationCal.20160601.nc
>> <https://urldefense.proofpoint.com/v2/url?u=http-3A__GPM-5F3IMERGDL-5F05-5FprecipitationCal.20160601.nc&d=DwMFaQ&c=ODFT-G5SujMiGrKuoJJjVg&r=WsLJ5ywbW3XnTzqo_ETV62H6s1a5bcGgnrpl7xPRfic&m=m6TpKEa7O0Cj3dUZmxrnPvld1cZSrJU2iAFWlhkU_3c&s=s9u-rRMRy_zB-nNalwPJbIwsn969qj_oSze9O9jJcWE&e=>",
>> "c")
>>       fAtt at creation_date = systemfunc ("date")
>>       fAtt               = True
>>       fAtt at Conventions   = "None"
>>       fAtt at title         = "Regrid: 0.1 to 0.25 grid via ESMF
>> interpolation"
>>       fAtt at source_file   =  "
>> g4.subsetted.GPM_3IMERGDL_05_precipitationCal.20160601.180W_90S_180E_90N.nc
>> <https://urldefense.proofpoint.com/v2/url?u=http-3A__g4.subsetted.GPM-5F3IMERGDL-5F05-5FprecipitationCal.20160601.180W-5F90S-5F180E-5F90N.nc&d=DwMFaQ&c=ODFT-G5SujMiGrKuoJJjVg&r=WsLJ5ywbW3XnTzqo_ETV62H6s1a5bcGgnrpl7xPRfic&m=m6TpKEa7O0Cj3dUZmxrnPvld1cZSrJU2iAFWlhkU_3c&s=_wD-kFpaARvGRdB7kAc3f76mIpQWtI5rrl7v1_kGXzI&e=>
>> "
>>       fileattdef( fout, fAtt )
>>       fout->data_regrid = precip
>>       end_write_time = get_cpu_time()
>>
>> But geting the following error : fatal:Variable (fAtt) is undefined, can
>> not assign attribute (creation_date).Any help on how to fix fAtt error ?
>>
>> Thanks
>> Debasish
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