smart_open is a Python 2 & Python 3 library for efficient streaming of very large files from/to S3, HDFS, WebHDFS, HTTP, or local (compressed) files. It is well tested (using moto), well documented and sports a simple, Pythonic API. WWW: https://pypi.org/project/smart_open/ WWW: https://github.com/RaRe-Technologies/smart_open