def strip_ses_recipient_label(address):
    """
    Ensure `address` does not contain any +label.
    Address is a simple recipient address given by SES, it does not contain a display name.
    For example, 'coder+label@vanity.dev' -> 'coder@vanity.dev'.
    """
    name, domain = address.split("@")
    if '+' in name:
        name = name.split("+")[0]
    return name + "@" + domain