Error "list Indices Must Be Integers Or Slices, Not Str" While Looping

I'm trying to parse only the replies to my emails, which are stored in a CSV file. I am making use of this library which seems to be geared at doing that. My CSV columns look like

Solution 1:

Your loop should be like this:

with open('D:/clean.csv', 'w') as outf:
    writer = csv.writer(outf)
    # need to skip the title
    title = reader.__next__()
    for row in reader:
        EmailReplyParser.parse_reply(row[0].split()[-1])
    writer.writerows(reader)