import mathehelfer
#import bla # ModuleNotFoundError: No module named 'bla'

print("Fakultät:", mathehelfer.fak(5))
print("Kehrwert:", mathehelfer.kehr(5))

print()
print(mathehelfer.__builtins__)
print()
print(mathehelfer.__file__)
print()
print(mathehelfer.__name__)
print()
print(__name__)     # __main__