diff --git a/docs/indexes/pinecone-sync-routes.ipynb b/docs/indexes/pinecone-sync-routes.ipynb
index d156e9a0da8f961ae26236f74b6dfd920ce15d6b..e3853a17075785c35c8f17e153a477943a68480a 100644
--- a/docs/indexes/pinecone-sync-routes.ipynb
+++ b/docs/indexes/pinecone-sync-routes.ipynb
@@ -77,7 +77,9 @@
     "from semantic_router.encoders import OpenAIEncoder\n",
     "\n",
     "# get at platform.openai.com\n",
-    "os.environ[\"OPENAI_API_KEY\"] = os.environ.get(\"OPENAI_API_KEY\") or getpass(\"Enter OpenAI API key: \")\n",
+    "os.environ[\"OPENAI_API_KEY\"] = os.environ.get(\"OPENAI_API_KEY\") or getpass(\n",
+    "    \"Enter OpenAI API key: \"\n",
+    ")\n",
     "\n",
     "encoder = OpenAIEncoder(name=\"text-embedding-3-small\")"
    ]
@@ -99,7 +101,9 @@
     "from semantic_router.index.pinecone import PineconeIndex\n",
     "\n",
     "# get at app.pinecone.io\n",
-    "os.environ[\"PINECONE_API_KEY\"] = os.environ.get(\"PINECONE_API_KEY\") or getpass(\"Enter Pinecone API key: \")\n",
+    "os.environ[\"PINECONE_API_KEY\"] = os.environ.get(\"PINECONE_API_KEY\") or getpass(\n",
+    "    \"Enter Pinecone API key: \"\n",
+    ")\n",
     "\n",
     "pc_index = PineconeIndex(\n",
     "    dimensions=1536,\n",