Update app.py

app.py

@@ -1,5 +1,5 @@
 from fast_graphrag import GraphRAG
-
+import os
 DOMAIN = "Analyze this story and identify the characters. Focus on how they interact with each other, the locations they explore, and their relationships."
 
 EXAMPLE_QUERIES = [
@@ -11,7 +11,7 @@ EXAMPLE_QUERIES = [
 ]
 
 ENTITY_TYPES = ["Character", "Animal", "Place", "Object", "Activity", "Event"]
-
+print(os.getenv())
 grag = GraphRAG(
     working_dir="./book_example",
     domain=DOMAIN,