41    * @param string $courseId Identifier of the course. This identifier can be
47   public function create($courseId, Topic $postBody, $optParams = [])  argument
49     $params = ['courseId' => $courseId, 'postBody' => $postBody];
60    * @param string $courseId Identifier of the course. This identifier can be
66   public function delete($courseId, $id, $optParams = [])  argument
68     $params = ['courseId' => $courseId, 'id' => $id];
79    * @param string $courseId Identifier of the course.
84   public function get($courseId, $id, $optParams = [])  argument
86     $params = ['courseId' => $courseId, 'id' => $id];
97    * @param string $courseId Identifier of the course. This identifier can be
110   public function listCoursesTopics($courseId, $optParams = [])  argument
112     $params = ['courseId' => $courseId];
123    * @param string $courseId Identifier of the course. This identifier can be
138   public function patch($courseId, $id, Topic $postBody, $optParams = [])  argument
140     $params = ['courseId' => $courseId, 'id' => $id, 'postBody' => $postBody];