Method message_user

django/contrib/admin/options.py:1412–1438

Send a message to the user. The default implementation posts a message using the django.contrib.messages backend. Exposes almost the same API as messages.add_message(), but accepts the positional arguments in a different order to maintain backwards compatibi

(
        self, request, message, level=messages.INFO, extra_tags="", fail_silently=False
    )

        return construct_change_message(form, formsets, add)

    def message_user(
        self, request, message, level=messages.INFO, extra_tags="", fail_silently=False
    ):
        """
        Send a message to the user. The default implementation
        posts a message using the django.contrib.messages backend.

        Exposes almost the same API as messages.add_message(), but accepts the
        positional arguments in a different order to maintain backwards
        compatibility. For convenience, it accepts the `level` argument as
        a string rather than the usual level number.
        """
        if not isinstance(level, int):
            # attempt to get the level if passed a string
            try:
                level = getattr(messages.constants, level.upper())
            except AttributeError:
                levels = messages.constants.DEFAULT_TAGS.values()
                levels_repr = ", ".join("`%s`" % level for level in levels)
                raise ValueError(
                    "Bad message level string: `%s`. Possible values are: %s"
                    % (level, levels_repr)
                )

        messages.add_message(
            request, level, message, extra_tags=extra_tags, fail_silently=fail_silently
        )

    def save_form(self, request, form, change):
        """