Update qa_backend.py

qa_backend.py

@@ -16,7 +16,12 @@ from langsmith.wrappers import wrap_openai
 logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
 
 # Load environment variables
-load_dotenv()
+#load_dotenv()
+
+# Obtener las claves de los secrets de Hugging Face
+openai.api_key = st.secrets["OPENAI_API_KEY"]
+os.environ["LANGCHAIN_API_KEY"] = st.secrets["LANGCHAIN_API_KEY"]
+os.environ["LANGCHAIN_TRACING_V2"] = st.secrets["LANGCHAIN_TRACING_V2"]
 
 # Initialize LangSmith client
 langsmith_client = Client()