OpenERP Email validation

Question

Please let me know , how to prevent record getting saved when user enters invalid email address. Right now system displays warning message for invalid email address which is a

Answer 1

EM = (r"[_a-z0-9-]+(.[_a-z0-9-]+)@[a-z0-9-]+(.[a-z0-9-]+)(.[a-z]{2,4})$")

def emailvalidation(email):

if email:
    EMAIL_REGEX = re.compile(EM)
    if not EMAIL_REGEX.match(email):
        raise ValidationError(_('''This seems not to be valid email.
        Please enter email in correct format!'''))
    else:
        return True