[英]How to remove duplicated rows in a csv file without pandas in python?
k = []
with open('file.csv','r') as dat, open('newfile.csv','w') as f:
for i in dat:
a = sorted(int(j) for j in i.split(','))
if a not in k:
k.append(a)
f.write(','.join([str(m) for m in a]) +'\n')
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