code: def mx_page_trees(self, mx_page):
          
          resp = dict()
          for tree_name, tree in self.scheduler.timetable.trees.items():
              if tree.mx_page == mx_page:
                  rest_tree = self._get_tree_details(tree_name)
                  resp[tree.tree_name] = rest_tree.document
          return resp
docs: return trees assigned to given MX Page