Diagnosting encoding issues with OTT

output_ott_to_csv.py

import codecs
import csv
import peyotl.ott as ott

ott_loc = "path-to-ott"
taxonomy = ott.OTT(ott_loc)
ott_names = taxonomy.ott_id_to_names
ott_parents = taxonomy.ott_id2par_ott_id

ott_filename = "ott.csv"
synonym_filename = "synonyms.csv"

with codecs.open(ott_filename,'w','utf-8') as of, codecs.open(synonym_filename,'w','utf-8') as sf:
    ofwriter = csv.writer(of)
    ofwriter.writerow(('id','name','parent_id'))
    sfwriter = csv.writer(sf)
    sfwriter.writerow(('id','name'))

    for ott_id in ott_names:
        name = ott_names[ott_id]
        synonyms=[]
        if (isinstance(name,tuple)):
            name = name[0]
            synonyms = name[1:]
        parent_id = ott_parents[ott_id]
        ofwriter.writerow((ott_id,name,parent_id))
        for s in synonyms:
            sfwriter.writerow((ott_id,s))

ofwriter.close()
sfwriter.close()