Update app.py

app.py

@@ -4,13 +4,13 @@ from huggingface_hub import InferenceClient
 from langchain_openai import ChatOpenAI
 from crewai_tools import PDFSearchTool
 from langchain_community.tools.tavily_search import TavilySearchResults
-from crewai_tools  import tool
+from crewai_tools import tool
 from crewai import Crew, Task, Agent
-from google.colab import userdata
 from sentence_transformers import SentenceTransformer
 
-os.environ['GROQ_API_KEY'] = userdata.get('GROQ_API_KEY')
-os.environ['TAVILY_API_KEY'] = userdata.get('TAVILY_API_KEY')
+# Set environment variables from Hugging Face secrets
+os.environ['GROQ_API_KEY'] = os.getenv('GROQ_API_KEY')
+os.environ['TAVILY_API_KEY'] = os.getenv('TAVILY_API_KEY')
 
 client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
 
@@ -214,4 +214,15 @@ demo = gr.ChatInterface(
         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.S
+        gr.Slider(
+            minimum=0.1,
+            maximum=1.0,
+            value=0.95,
+            step=0.05,
+            label="Top-p (nucleus sampling)",
+        ),
+    ],
+)
+
+if __name__ == "__main__":
+    demo.launch()