[Baypiggies] csv module question

[Jason Culverhouse]

On Feb 22, 2011, at 2:16 PM, Glen Jarvis wrote:

> Vikram,
>    I took another stab at this, sorting the headers and the data by the keys. This makes the columns in the order of the columns:
> 
> data = (
>     {'Protein Name': 'PE2R2_HUMAN', 'gi Number': '38258920', 'etc': 'blah'},
>     {'Protein Name': 'APAF_HUMAN', 'gi Number': '20141188', 'etc': 'blah2'}
> )
> 
> headers = sorted(data[0].keys())
> 
# ^ reuse....
# use http://docs.python.org/library/csv.html#csv.DictWriter
writer = csv.DictWriter(out, keys)
for protein in data:
    writer.writerow(protein)

Jason

> 
> 
> 
> 
> 
> On Tue, Feb 22, 2011 at 1:25 PM, Vikram K <kpguy1975 at gmail.com> wrote:
> Consider the following python code which works perfectly:
> 
> fout = open ('1A_out.csv','w')
> 
> writer = csv.writer(fout)
> 
> writer.writerow(('Protein Name','gi Number', 'Peptide', 'Residue',
>                  'Position in Protein', 'length', 'Window''))
> 
> I am writing the values in the csv file using a loop. Everything works fine.
> 
> Now in each row of the csv file i generated i need to append 36 values in 36 separate fields which i have captured in a dictionary data type. Will i have to write out all the extra 36 fields names in the following line or is there some better way?:
> 
> writer.writerow(('Protein Name','gi Number', 'Peptide', 'Residue',
>                  'Position in Protein', 'length', 'Window''))
> 
> 
> 
> 
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