update setup.py

tests/test_ifs_sim.py

@@ -31,7 +31,7 @@ class TestDemoFunction(unittest.TestCase):
         This case aims to test whether the demo function returns `1` if input is `None`.
         """
         # demo function test
-        dir_path=os.path.join(os.environ['UNIT_TEST_DATA_ROOT'],'ifs_sim')
+        dir_path=os.path.join(os.environ['UNIT_TEST_DATA_ROOT'],'ifs_sim/')
         
         print(dir_path)