update prompt

app.py

@@ -994,37 +994,30 @@ Example of final answer:\n\
 """
 
 FORMAT_INSTRUCTIONS_STRUC = """ 
-
-Use a json blob to specify a tool by providing an action key (tool name) and an action_input key (tool input).\n\nValid \"action\" values: \"Final Answer\" or Vector Database Search, Duckduckgo Internet Search, Wikipedia Search, Code Runner, Calculator, Text To Sound API 2\n
-Provide only ONE action per $JSON_BLOB, as shown:\n\n```\n{\n  \"action1\": $TOOL_NAME,\n  \"action_input\": $INPUT\n}\n```
-
-
 When it is necessary to use tools and you must use the following format to output "Thought", "Action" (json blob):\n
-
+'''
 Thought: you should always think about what to do and consider previous and subsequent steps
-Action:
+Action: 
 ```
-{
-    "action2": "should be one of Vector Database Search, Duckduckgo Internet Search, Wikipedia Search, Code Runner, Calculator, Text To Sound API 2"
-    "action_input": "the input to the action"
-}
+$JSON_BLOB
 ```
 Observation: the result of the action.
-
-
+'''
+$JSON_BLOB with the value of the following 2 keys:
+    "action": **Valid value** must be one of [{tool_names}]
+    "action_input": The input for the action
 If **Thought**, **Action** is missing in the response of using tools, you must re-write the response.
-
 ---\n When you are able to provide final answer, you must use the following format to output "Thought", "Action" (json blob):
-
+'''
 Thought: I know what to respond
-Action:
+Action: 
 ```
-{
-    "action": "Final Answer", 
-    "action_input": "Final response to human"
-}
+$JSON_BLOB
 ```
-
+$JSON_BLOB with value of the following 2 keys:
+    "action": "Final Answer"
+    "action_input": Final response to human
+'''
 If **Thought**, **Action** is missing in the response of using tools, you must re-write the response.
 
 """