[Numpy-discussion] Copy netcdf attributes between different files

Giovanni Plantageneto g.plantageneto at gmail.com
Mon Nov 14 12:28:03 EST 2011


Yes, thanks!
It works, but the syntax is setattr(flle2,att,getattr(file1,att))

2011/11/14 Jeff Whitaker <jswhit at fastmail.fm>:
> On 11/14/11 10:04 AM, Giovanni Plantageneto wrote:
>>
>> Hi everybody,
>> I am using netCDF4 library to read and write from netcdf files. I
>> would like to copy all the attributes of one file to another one, in a
>> way like this:
>>
>> ---
>>
>> from netCDF4 import Dataset as ncdf
>>
>> file1 = ncdf('file1.nc', mode='r', format='NETCDF4_CLASSIC')
>> ...
>> file2 = ncdf('file1.nc', mode='w', format='NETCDF4_CLASSIC')
>> for att in file1.ncattrs():
>>    file2.att = file1.getncatt(att)
>> ...
>> file1.close()
>> file2.close()
>>
>> ---
>>
>> But this will not work as only one attribute named "att" in file2 will
>> be created. How should I do this?
>> Thanks.
>>
> Try this:
>
> for att in file1.ncattrs():
>   setattr(file2,att) = getattr(file1,att)
>
> -Jeff
>
>
> --
> Jeffrey S. Whitaker         Phone  : (303)497-6313
> Meteorologist               FAX    : (303)497-6449
> NOAA/OAR/PSD  R/PSD1        Email  : Jeffrey.S.Whitaker at noaa.gov
> 325 Broadway                Office : Skaggs Research Cntr 1D-113
> Boulder, CO, USA 80303-3328 Web    : http://tinyurl.com/5telg
>
>



More information about the NumPy-Discussion mailing list