specified inputs folder

docs/exercise2.rst

@@ -25,9 +25,11 @@ Problem 2.1
 
 Change to folder **exercises/work/2_data_flow**. Copy the provided template 
 **exercises/inputs/2_data_flow/template.[json|yaml]** and complete it so that 
-the script **exercises/problems/2_data_flow/recruiting-script.py** is implemented as a 
-workflow. Check the workflow, add it to LaunchPad and run it in *singleshot* mode 
-watching the changes in the Fireworks with the workflow run. 
+the script **exercises/problems/2_data_flow/recruiting-script.py** is implemented
+as a workflow. You can first run the script with the inputs from the folder
+**exercises/inputs/2_data_flow**. Check the workflow, add it to LaunchPad and
+run it in *singleshot* mode watching the changes in the Fireworks with the
+workflow run. 
 
 
 Problem 2.2