Update app.py

app.py

@@ -13,13 +13,8 @@ import spaces  # Import spaces early to enable ZeroGPU support
 # ------------------------------
 cancel_event = threading.Event()
 
-# ------------------------------
-# Qwen3 Model Definitions
-# ------------------------------
-# Single-model configuration
-MODEL_REPO = "unsloth/medgemma-27b-text-it"
 MODELS = {
-    "Qwen3-8B": {"repo_id": "unsloth/medgemma-27b-text-it", "description": "Med Gemma for medical chat."}
+    "MedGemma": {"repo_id": "unsloth/medgemma-27b-text-it", "description": "Med Gemma for medical chat."}
 }
 
 # Global cache for pipelines to avoid re-loading.
@@ -122,7 +117,7 @@ def bot_response(history, system_prompt, model_selection, max_tokens, temperatur
 
 def get_default_system_prompt():
     today = datetime.now().strftime('%Y-%m-%d')
-    return f"""You are Qwen3, a helpful and friendly AI assistat. Be concise, accurate, and helpful in your responses."""
+    return f"""You are a helpful medical assistant."""
 
 def clear_chat():
     return []
@@ -132,7 +127,7 @@ css = """
 .gradio-container {
     background-color: #f5f7fb !important;
 }
-.qwen-header {
+.medgemma-header {
     background: linear-gradient(90deg, #0099FF, #0066CC);
     padding: 20px;
     border-radius: 10px;
@@ -141,7 +136,7 @@ css = """
     color: white;
     box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
 }
-.qwen-container {
+.medgemma-container {
     border-radius: 10px;
     box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
     background: white;
@@ -177,19 +172,19 @@ css = """
 # ------------------------------
 # Gradio UI
 # ------------------------------
-with gr.Blocks(title="Qwen3 Chat", css=css) as demo:
+with gr.Blocks(title="MedGemma Chat", css=css) as demo:
     gr.HTML("""
-    <div class="qwen-header">
-        <h1>🤖 Qwen3 Chat</h1>
-        <p>Interact with Alibaba Cloud's Qwen3 language models</p>
+    <div class="medgemma-header">
+        <h1>🤖 MedGemma Chat</h1>
+        <p>Interact with Alibaba Cloud's MedGemma language models</p>
     </div>
     """)
     
     with gr.Row():
         with gr.Column(scale=3):
-            with gr.Group(elem_classes="qwen-container"):
+            with gr.Group(elem_classes="medgemma-container"):
                 model_dd = gr.Dropdown(
-                    label="Select Qwen3 Model", 
+                    label="Select MedGemma Model", 
                     choices=[f"{k} - {v['description']}" for k, v in MODELS.items()],
                     value=f"{list(MODELS.keys())[0]} - {MODELS[list(MODELS.keys())[0]]['description']}",
                     elem_classes="model-select"
@@ -221,7 +216,6 @@ with gr.Blocks(title="Qwen3 Chat", css=css) as demo:
             
     gr.HTML("""
     <div class="footer">
-        <p>Qwen3 models developed by Alibaba Cloud. Interface powered by Gradio and ZeroGPU.</p>
     </div>
     """)