Update app.py

app.py

@@ -19,7 +19,8 @@ def find_qsar_guid_from_prompt(prompt: str, qsar_guid_index: int) -> str:
     This tool is needed to find the right qsarGuid that is needed given a prompt by the user
 
     Args:
-        prompt: str
+        prompt: The prompt that the user gave
+        qsar_guid_index: The qsar guid index to select given the prompt that the user gave, so if the user asks for solubility, the qsar guid should be possible_qsar_guids[0].key
     """
     
     return possible_qsar_guids[qsar_guid_index].key