https://stackoverflow.com/questions/5183601/how-to-get-the-current-running-module-path-name/8789689
import os
abspath = os.path.dirname(os.path.realpath(__file__))
import os
print (__file__)
print (os.path.abspath(__file__))
print (os.path.realpath(__file__))
print (os.path.dirname(os.path.realpath(__file__)))