Update app.py

app.py

@@ -89,7 +89,7 @@ def bot(
 
     text_prompt = [chatbot[-1][0]] if chatbot and chatbot[-1][0] and isinstance(chatbot[-1][0], str) else []
     image_prompt = [preprocess_image(Image.open(file).convert('RGB')) for file in files] if files else []
-    model_name = 'gemini-pro-vision' if files else 'gemini-pro'
+    model_name = 'gemini-1.5-flash'
     model = genai.GenerativeModel(model_name)
     response = model.generate_content(text_prompt + image_prompt, stream=True, generation_config=generation_config)