Module that contains the command line app.
Why does this file exist, and why not put this in __main__?
You might be tempted to import things from __main__ later, but that will cause problems: the code will get executed twice:
- When you run python -mpupy python will execute
__main__.pyas a script. That means there won’t be any
- When you import __main__ it will get executed again (as a module) because there’s no
Also see (1) from http://click.pocoo.org/5/setuptools/#setuptools-integration