def get_bookmark(self, bookmark):
from canvasapi.bookmark import Bookmark<EOL>bookmark_id = obj_or_id(bookmark, "<STR_LIT>", (Bookmark,))<EOL>response = self._requester.request(<EOL>'<STR_LIT:GET>',<EOL>'<STR_LIT>'.format(bookmark_id)<EOL>)<EOL>return Bookmark(self._requester, response.json())<EOL>
Return single Bookmark by id

:calls: `GET /api/v1/users/self/bookmarks/:id \
<https://canvas.instructure.com/doc/api/bookmarks.html#method.bookmarks/bookmarks.show>`_

:param bookmark: The object or ID of the bookmark.
:type bookmark: :class:`canvasapi.bookmark.Bookmark` or int

:rtype: :class:`canvasapi.bookmark.Bookmark`