async def get(self,request_configuration: Optional[RequestConfiguration[LearningCourseActivitiesRequestBuilderGetQueryParameters]] = None) -> Optional[LearningCourseActivityCollectionResponse]:
        """
        Get the specified learningCourseActivity object using either an ID or an externalCourseActivityId of the learning provider, or a courseActivityId of a user.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[LearningCourseActivityCollectionResponse]
        """
        request_info = self.to_get_request_information(
            request_configuration
        )
        from ...models.o_data_errors.o_data_error import ODataError

        error_mapping: dict[str, type[ParsableFactory]] = {
            "XXX": ODataError,
        }
        if not self.request_adapter:
            raise Exception("Http core is null") 
        from ...models.learning_course_activity_collection_response import LearningCourseActivityCollectionResponse

        return await self.request_adapter.send_async(request_info, LearningCourseActivityCollectionResponse, error_mapping)

        Get the specified learningCourseActivity object using either an ID or an externalCourseActivityId of the learning provider, or a courseActivityId of a user.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[LearningCourseActivityCollectionResponse]
        
msgraph/generated/employee_experience/learning_course_activities/learning_course_activities_request_builder.py