copy_stream()
create_tempfile()
find_files()
generate_hash_digests()
hashtree()
is_stdio()
reaper()
sort_file()
spool_stdin()
write_sorted_output()
CLIO
ExceptionHandler
ExceptionHandler.debug
ExceptionHandler.installed
ExceptionHandler.logger
exception_handler()
HashDigest
HashDigest.file_digest()
HashDigest.set_base_path()
HashDigest.set_hash()
ProgressReader
ProgressReader.readlines()