Run an Actor on the Apify platform and wait for results to be ready.
Args:
actor_id (str): The ID or name of the Actor on the Apify platform.
run_input (Dict): The input object of the Actor that you're trying to run.
dataset_mapping_function (Callable): A function that takes a single
dictionary (an Apify dataset item) and converts it to an
instance of the Document class.
build (str, optional): Optionally specifies the actor build to run.
It can be either a build tag or build number.
memory_mbytes (int, optional): Optional memory limit for the run,
in megabytes.
timeout_secs (int, optional): Optional timeout for the run, in seconds.
Returns:
ApifyDatasetLoader: A loader that will fetch the records from the
Actor run's default dataset.