Python CSV parser sample code

parser.py

FILE_NAME = "CSVFile.csv"

def exists(name, persons):
    for person in persons:
        if name == person[0]:
            return True
    return False

def get_phone(name, persons):
    for person in persons:
        if name == person[0]:
            return person[1]
    return ""

with open(FILE_NAME) as f:
    persons = f.readlines()[1:]
    persons = [x.rstrip().split(',') for x in persons]
    print len(persons) == 4 and exists('Bob', persons) and get_phone('Dave', persons) == "0400 001 123"