code: def get_folder(self, folder):
          
          folder_id = obj_or_id(folder, "folder", (Folder,))
  
          response = self.__requester.request(
              'GET',
              'folders/{}'.format(folder_id)
          )
          return Folder(self.__requester, response.json())
docs: Return the details for a folder
  
          :calls: `GET /api/v1/folders/:id \
          <https://canvas.instructure.com/doc/api/files.html#method.folders.show>`_
  
          :param folder: The object or ID of the folder to retrieve.
          :type folder: :class:`canvasapi.folder.Folder` or int
  
          :rtype: :class:`canvasapi.folder.Folder`