Update app.py

app.py

@@ -2,23 +2,22 @@ import gradio as gr
 import random
 from huggingface_hub import InferenceClient
 
-client = InferenceClient(“HuggingFaceH4/zephyr-7b-beta”)
+client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
 
 def respond(message, history):
-    messages = [{“role”: “system”, “content”: “You are a friendly chatbot.“}]
-    
+    messages = [{"role": "system", "content": "You are a friendly chatbot."}]    
     if history:
         messages.extend(history)
-        messages.append({“role”: “user”, “content”: message})
-    response = client.chat_completion(messages, max_tokens = 100)
-    return response[‘choices’][0][‘message’][‘content’].strip()
+        messages.append({"role": "user", "content": message})
+        response = client.chat_completion(messages, max_tokens = 100)
+        return response["choices"][0]["message"]["content"].strip()
 
 def echo(message, history):
     return message
     
 def yes_no(message, history):
-    responses = [“Yes”, “No”]
+    responses = ["Yes", "No"]
     return random.choice(responses)
     
-chatbot = gr.ChatInterface(respond, type=“messages”)
+chatbot = gr.ChatInterface(respond, type="messages")
 chatbot.launch()