Write to CSV

def write_to_csv(data):
    filename = 'file-{}.csv'.format(str(datetime.datetime.utcnow().date()))
    with open(filename, 'w', newline='') as csvfile:
        fieldnames = ['field1', 'field2','field3']
        writer = csv.DictWriter(csvfile, fieldnames=fieldnames)
        writer.writeheader()
        for d in data:
            writer.writerow(d)