return None
if not re.match("^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$", contact, re.I):
raise InvalidInput('contact', contact, "Not a valid email.")
return None
if not re.match("^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$", contact, re.I):
raise InvalidInput('contact', contact, "Not a valid email.")