Python parse csv file - replace commas with colons

Question

I suspect this is a common problem, but I counldn\'t seem to locate the answer. I am trying to remove all commas from a csv file and replace them with colons. I would normal

Answer 1

Assuming that the CSV is comma delimited, and you want to replace commas in each entry, I believe the issue is replacing the wrong item:

for rows in reader:
    for parsed_item in rows:
        parsed_item = parsed_item.replace(',', ':') # Change rows to parsed_item
        writer.writerow(parsed_item)