Update app.py

app.py

@@ -40,12 +40,23 @@ def install_packages():
     # Install llama-cpp-agent
     run_command("pip install llama-cpp-agent")
     
+    run_command("export PYTHONPATH=$PYTHONPATH:$(pwd)")
+    
     print("Installation complete!")
 
 try:
     install_packages()
     
-    # If installation is successful, import the libraries
+    # Add a delay to allow for package registration
+    import time
+    time.sleep(5)
+    
+    # Force Python to reload the site packages
+    import site
+    import importlib
+    importlib.reload(site)
+    
+    # Now try to import the libraries
     from llama_cpp import Llama
     from llama_cpp_agent import LlamaCppAgent, MessagesFormatterType
     from llama_cpp_agent.providers import LlamaCppPythonProvider