filter blank rows python csv

1def no_blank(fd):
2    try:
3        while True:
4            line = next(fd)
5            if len(line.strip()) != 0:
6                yield line
7    except:
8        return
9#Read the CSV file.
10with open('campaign_monthly_report.csv', 'r') as csv_file:
11    csv_reader = csv.DictReader(no_blank(csv_file))