import re


def format_email(address):
    """
    Returns a correctly formatted and de-obfuscated email address
    """
    address = re.sub(r"\s*", "", address)
    address = re.sub(r"\(.t\)", "@", address)
    address = re.sub(r"\(punkt\)", ".", address)
    address = re.sub(r"\((strich|minus)\)", "-", address)
    return address