Update app.py

app.py

@@ -1,64 +1,33 @@
-import gradio as gr
-from huggingface_hub import InferenceClient
-
-"""
-For more information on `huggingface_hub` Inference API support, please check the docs: https://huggingface.co/docs/huggingface_hub/v0.22.2/en/guides/inference
-"""
-client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
-
-
-def respond(
-    message,
-    history: list[tuple[str, str]],
-    system_message,
-    max_tokens,
-    temperature,
-    top_p,
-):
-    messages = [{"role": "system", "content": system_message}]
-
-    for val in history:
-        if val[0]:
-            messages.append({"role": "user", "content": val[0]})
-        if val[1]:
-            messages.append({"role": "assistant", "content": val[1]})
-
-    messages.append({"role": "user", "content": message})
-
-    response = ""
-
-    for message in client.chat_completion(
-        messages,
-        max_tokens=max_tokens,
-        stream=True,
-        temperature=temperature,
-        top_p=top_p,
-    ):
-        token = message.choices[0].delta.content
-
-        response += token
-        yield response
-
-
-"""
-For information on how to customize the ChatInterface, peruse the gradio docs: https://www.gradio.app/docs/chatinterface
-"""
-demo = gr.ChatInterface(
-    respond,
-    additional_inputs=[
-        gr.Textbox(value="You are a friendly Chatbot.", label="System message"),
-        gr.Slider(minimum=1, maximum=2048, value=512, step=1, label="Max new tokens"),
-        gr.Slider(minimum=0.1, maximum=4.0, value=0.7, step=0.1, label="Temperature"),
-        gr.Slider(
-            minimum=0.1,
-            maximum=1.0,
-            value=0.95,
-            step=0.05,
-            label="Top-p (nucleus sampling)",
-        ),
-    ],
-)
-
-
-if __name__ == "__main__":
-    demo.launch()
+import gradio as gr  
+from huggingface_hub import InferenceClient  
+from transformers import pipeline  
+import random  
+
+# Safety tools 🛡️  
+BLOCKED_WORDS = ["violence", "hate", "gun", "personal"]  
+SAFE_IDEAS = [  
+    "Design a robot to clean parks 🌳",  
+    "Code a game about recycling ♻️",  
+    "Plan an AI tool for school safety 🚸"  
+]  
+safety_checker = pipeline("text-classification", model="facebook/roberta-hate-speech-dynabic-multilingual")  
+
+client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")  
+
+def is_safe(text):  
+    text = text.lower()  
+    if any(bad_word in text for bad_word in BLOCKED_WORDS):  
+        return False  
+    result = safety_checker(text)[0]  
+    return not (result["label"] == "HATE" and result["score"] > 0.7)  
+
+def respond(message, history, system_message, max_tokens, temperature, top_p):  
+    if not is_safe(message):  
+        return f"🚫 Let's focus on positive projects! Try: {random.choice(SAFE_IDEAS)}"  
+    
+    messages = [{  
+        "role": "system",  
+        "content": f"{system_message}\nYou are a friendly STEM mentor for kids. Never discuss unsafe topics!"  
+    }]  
+    
+    # ... (rest of original code) ...