Demonstration of how modules work in python
this is how it behaves:
rmerrill@ubuntu-1804:~/module_example$ python3 module.py
This message prints the first time I am imported
This message prints only if I am executed
rmerrill@ubuntu-1804:~/module_example$ python3 demo.py
This message prints the first time I am imported
This message prints any time someFunction is called
This message prints any time someFunction is called
rmerrill@ubuntu-1804:~/module_example$