def get_bug_by_id(self, bug_id):
uri = '<STR_LIT>'.format(base=self.BASE_URI, bug_id=bug_id)<EOL>resp = self._client.get(uri, model=models.Bug)<EOL>return resp<EOL>
Retrieves a single bug by it's Launchpad bug_id

            :param bug_id: The Launchpad id for the bug.