write the app.py and upload data

app.py

@@ -161,7 +161,7 @@ def display(access_key):
             messages.append({"role":"user", "content":qa["q"]})
             messages.append({"role":"assistant", "content":qa["a"]})
         num_tokens_processed = num_tokens_from_messages(messages)
-        num_tokens_total = num_tokens_processed * len(qs) / len(qas)
+        num_tokens_total = int(num_tokens_processed * len(qs) / len(qas))
         dollars_tokens_processed = 0.002 * int(num_tokens_processed/1000)
         dollars_tokens_total = 0.002 * int(num_tokens_total/1000)