Update test_setup.py

Author: eacharles

test/test_setup.py

@@ -5,6 +5,6 @@ def test_setup(setup_data: int) -> None:
     assert setup_data == 0
     HOME = os.environ['HOME']
     data_dir = f"{HOME}/macss"
-    print("The data have been succesfully downloaded and uncompressed, you can find them in {data_dir}")
+    print(f"The data have been succesfully downloaded and uncompressed, you can find them in {data_dir}")
     print("You can also ignore any errors from py.test")
     return