Update app.py

app.py

@@ -105,14 +105,14 @@ def bot(
             if chatbot[-1][0] and isinstance(chatbot[-1][0], str) \
             else []
         image_prompt = [Image.open(file).convert('RGB') for file in files]
-        model = genai.GenerativeModel('gemini-pro-vision')
+        model = genai.GenerativeModel('gemini-1.5-flash')
         response = model.generate_content(
             text_prompt + image_prompt,
             stream=True,
             generation_config=generation_config)
     else:
         messages = preprocess_chat_history(chatbot)
-        model = genai.GenerativeModel('gemini-pro')
+        model = genai.GenerativeModel('gemini-1.5-flash')
         response = model.generate_content(
             messages,
             stream=True,