def get_availability_identifier_from_email(email):
match = EMAIL_AVAILABILITY_IDENTIFIER_RE.search(email.text)
if not match:
raise ValidationError("email text did not contain availability identifier")
return match.groups(0)[0]
def validate_availability_email(message_body_template):
if not EMAIL_AVAILABILITY_IDENTIFIER_RE.search(message_body_template):
raise ValidationError("body must contain identifier")
