import csv

def readFile(f):
    """read a CSV file"""
    headers = []
    rows = []
    f = csv.reader(f)
    headers = f.next()
    for line in f:
        rows.append(line)
    return (headers, rows)

def writeFile(data):
    writer = csv.writer(open("export.csv", "wb"))
    writer.writerows(data)