@property

    def errors(self):

        """

        Returns a list of form.errors for every form in self.forms.

        """

        if self._errors is None:

            self.full_clean()

        return self._errors

    @cached_property

    def forms(self):

        """

        Instantiate forms at first property access.

        """

        # DoS protection is included in total_form_count()

        forms = [self._construct_form(i) for i in xrange(self.total_form_count())]

        return forms