dash_m_option_shell.py (Source)

# $ python3.8 get_pass_from_input.py
"""
$ python3.8 --help
usage: python3.8 [option] ... [-c cmd | -m mod | file | -] [arg] ...
Options and arguments (and corresponding environment variables):
...
-m mod : run library module as a script (terminates option list)
...
"""
# NB: "-m" means 'module' so we don't need to write [.py] extension
# $ python3.8 -m get_pass_from_input