def func(val):
return a.func(val)
import a #a.py를 import
import test
print("top-level : b.py")
a.func()
if __name__ == "__main__":
print('b.py를 직접 실행')
else:
print("b.py를 import 시켜서 실행")
from a import X, func, C Y = X * func() + C().m()
#file b.py
import a
print ("from b.py")
a.func()
if __name__ == "__main__":
print ("b.py is being run directly")
else:
print ("b.py is being imported by a different file")
import os
import sys
from a import func
print("start calling function from a.py")
print("AAA")
func()
print("BBB")
print("done")
os._exit(0)