https://pypi.python.org/pypi/fire
Python Fire is a library for automatically generating command line interfaces (CLIs) from absolutely any Python object.
Python Fire is a simple way to create a CLI in Python.
Python Fire is a helpful tool for developing and debugging Python code.
Python Fire helps with exploring existing code or turning other people's code into a CLI.
Python Fire makes transitioning between Bash and Python easier.
Python Fire makes using a Python REPL easier by setting up the REPL with the modules and variables you'll need already imported and created.