+ msg = _(
+ 'User with this email address already exists. '
+ '<a href="%(login_url)s">Log in</a> or <a href="%(reset_url)s">reset your password</a>.') % {
+ 'login_url': reverse('login'),
+ 'reset_url': reverse('password_reset'),
+ }
+ raise forms.ValidationError(mark_safe(msg))