def refresh_robots(self):
resp = requests.get(urljoin(self.ENDPOINT, '<STR_LIT>'),<EOL>headers=self._headers)<EOL>resp.raise_for_status()<EOL>for robot in resp.json()['<STR_LIT>']:<EOL><INDENT>if robot['<STR_LIT>'] is None:<EOL><INDENT>continue    <EOL><DEDENT>try:<EOL><INDENT>self._robots.add(Robot(name=robot['<STR_LIT:name>'],<EOL>serial=robot['<STR_LIT>'],<EOL>secret=robot['<STR_LIT>'],<EOL>traits=robot['<STR_LIT>'],<EOL>endpoint=robot['<STR_LIT>']))<EOL><DEDENT>except requests.exceptions.HTTPError:<EOL><INDENT>print ("<STR_LIT>".format(robot['<STR_LIT:name>']))<EOL>continue<EOL><DEDENT><DEDENT>self.refresh_persistent_maps()<EOL>for robot in self._robots:<EOL><INDENT>robot.has_persistent_maps = robot.serial in self._persistent_maps<EOL><DEDENT>
Get information about robots connected to account.

:return: