Update app.py

app.py

@@ -7,7 +7,7 @@ from splade.models.transformer_rep import Splade
 import pinecone
 
 # Initialize Pinecone connection
-api_key = os.getenv('PINECONE_API_KEY', 'b250d1e1-fa69-40f7-81e7-442d53f62859')
+api_key = os.getenv('PINECONE_API_KEY')
 pinecone.init(api_key=api_key, environment='us-east1-gcp')
 index_name = 'pubmed-splade'