gffutils on covid19 gff files

 
import sys
sys.path.append('/opt/anaconda3/envs/gff/lib/python3.7')
sys.path.append( '/opt/anaconda3/envs/gff/lib/python3.7/site-packages')

import gffutils

fn = '0613/GCF_009858895.2_ASM985889v3_genomic.gff'

db = gffutils.create_db(fn, ':memory:'). #give duplicated ID error