Use "Fire" module to input arguments

arguments.py

'''
python3  "file.py" -arg arg
'''

#install fire
pip install fire

#Main code
import fire

def printHelloWorld():
    return 'Hello World!'
    
def name(name):
    return 'your name is {}.'.format(name)

if __name__ == '__main__':
    fire.Fire()              #使用fire.Fire()啟動Fire模組
    
'''

Example1:

$ python fire_test.py name "Bob
Output:
your name is Bob

Example2:
$ python fire_test.py printHelloWorld
Output:
Hello World!
''''