how do I determine whether a python script is imported as module or run as script?

Question

The question is rather straightforward but not answered by searching. How do I determine in a python script whether this script is imported as a module or run as a script? I

Answer 1

from python docs:

When you run a Python module with

python fibo.py

the code in the module will be executed, just as if you imported it, but with the __name__ set to "__main__". That means that by adding this code at the end of your module:

if __name__ == '__main__':
    # Running as a script

you can make the file usable as a script as well as an importable module, because the code that parses the command line only runs if the module is executed as the “main” file