Update app.py

app.py

@@ -58,12 +58,14 @@ def forex_tool(query:str,amt:float, base_currency:str, conv_currency:str)-> floa
     and outputs how much your money is worth by multiplying your amount with the
     other country's rate.
     Args:
-       query: the foreign exchnage rates between the two currencies(e.g 1 usd to 15 ghs)
+       query: the foreign exchange rates between the two currencies(e.g 1 base_currency to conv_currency?
+       where base_currency and conv_currency are placeholders for the actual currencies)
        amt: the amount of money to be converted
        base_currency:the base currency that has to be converted (e.g usd)
        conv_currency:the currency to be converted into(e.g ghs)
     """
     forex_tool= DDGS()
+    full_query = f"{}"
     search_result = DDGS().text(query)
     amount_worth = amt * float(conv_currency)
     return amount_worth