<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def save(self, indexes, parent_id):
 """ Save the selected section. This will save the selected section as well as its direct child pages obtained through the ?child_of query parameter. The ?descendant_of query parameter is probably better suited because it all pages under that part of the tree will be obtained. The problem , however, is that that will require being able to traverse the tree and recreate parent-child relationships after they are imported """

        if self.content():
            parent = Page.objects.get(id=parent_id)

            # Save the selected section page
            response = requests.get(
                self._base_url + API_PAGES_ENDPOINT + str(indexes[0]) + "/"
            )

            section_page = response.json()
            self.process_child_section(section_page["id"], parent)