__VERSION__ = '0.0.1'

def sum(a, b):
   return a + b
   
def get_version():
   return __VERSION__

if __name__ == '__main__':
   sum_num = sum(1, 2) # 1 + 2 = 3
   version = get_version() # 0.0.1

   print('sum', sum_num)
   print('version', version)
