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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def email_list_to_email_dict(email_list):
 """Convert a list of email to a dict of email."""

    if email_list is None:
        return {}
    result = {}
    for value in email_list:
        realname, address = email.utils.parseaddr(value)
        result[address] = realname if realname and address else address
    return result