def tester():
print("It's Christmas in Heaven...")
if __name__=='__main__':
tester()
>>> import runme
>>> runme.tester()
It's Christmas in Heaven...
>>>
C:\Users\Administrator.SC-201903082137>cd e:
E:\
C:\Users\Administrator.SC-201903082137>python e:\code\runme.py
It's Christmas in Heaven...
C:\Users\Administrator.SC-201903082137>
