vcard to abook conversion for mal

vcard2abook.py

with open('contacts.vcf') as f:
    r = f.read()

contacts = r.split('VCARD')

with open('out.csv', 'w') as f:
    for c in contacts:
        if 'FN:' in c:
            x = c.strip().split('FN:')
            y = x[1].strip().split('N:')
            name = y[0].strip()
            try:
                y = x[1].split('@')
                z = y[0].split(':')
                add = z[-1]
                add += '@'
                z = y[1].split('\n')
                add += z[0]
                print(name, add)
                s = name + ',' + add + '\n'
                f.write(s)
            except:
                #print(name, 'does not have e-mail')
                pass