'Given a participant and some email addresses, add and verify them.'

def add_and_verify_email(self, participant, *emails):

    if (participant.__class__ is not Participant):
        participant = P(participant)
    for email in emails:
        participant.start_email_verification(email)
        nonce = participant.get_email(email).nonce
        participant.finish_email_verification(email, nonce)
