def __init__(self,<EOL>multipart_threshold=<NUM_LIT:8> * MB,<EOL>multipart_chunksize=<NUM_LIT:8> * MB,<EOL>max_request_processes=<NUM_LIT:10>):
self.multipart_threshold = multipart_threshold<EOL>self.multipart_chunksize = multipart_chunksize<EOL>self.max_request_processes = max_request_processes<EOL>
Configuration for the ProcessPoolDownloader

        :param multipart_threshold: The threshold for which ranged downloads
            occur.

        :param multipart_chunksize: The chunk size of each ranged download.

        :param max_request_processes: The maximum number of processes that
            will be making S3 API transfer-related requests at a time.