def by_learning_course_activity_id(self,learning_course_activity_id: str) -> LearningCourseActivityItemRequestBuilder:
        """
        Provides operations to manage the learningCourseActivities property of the microsoft.graph.employeeExperience entity.
        param learning_course_activity_id: The unique identifier of learningCourseActivity
        Returns: LearningCourseActivityItemRequestBuilder
        """
        if learning_course_activity_id is None:
            raise TypeError("learning_course_activity_id cannot be null.")
        from .item.learning_course_activity_item_request_builder import LearningCourseActivityItemRequestBuilder

        url_tpl_params = get_path_parameters(self.path_parameters)
        url_tpl_params["learningCourseActivity%2Did"] = learning_course_activity_id
        return LearningCourseActivityItemRequestBuilder(self.request_adapter, url_tpl_params)

        Provides operations to manage the learningCourseActivities property of the microsoft.graph.employeeExperience entity.
        param learning_course_activity_id: The unique identifier of learningCourseActivity
        Returns: LearningCourseActivityItemRequestBuilder
        
msgraph/generated/employee_experience/learning_course_activities/learning_course_activities_request_builder.py