Notebook formatting

Author: caseyclements

libs/langchain-mongodb/examples/GraphRAG.ipynb

@@ -97,7 +97,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "CONNECTION_STRING = os.environ.get(\"MONGODB_URI\", \"\")\n",
+    "CONNECTION_STRING = os.environ.get(\"MONGODB_URI\", \"mongodb://127.0.0.1:27017\")\n",
     "DB_NAME = \"langchain_test_db\"\n",
     "COLLECTION_NAME = \"langchain_graphrag_large_example\"\n",
     "\n",
@@ -278,12 +278,14 @@
     "# Show some sample entities with relationships\n",
     "print(\"Sample entities with relationships:\\n\")\n",
     "for i, entity in enumerate(entities_with_relationships[:5]):\n",
-    "    print(f\"{i+1}. {entity['_id']} ({entity.get('type')})\")\n",
+    "    print(f\"{i + 1}. {entity['_id']} ({entity.get('type')})\")\n",
     "    relationships = entity.get(\"relationships\", {})\n",
     "    target_ids = relationships.get(\"target_ids\", [])\n",
     "    rel_types = relationships.get(\"types\", [])\n",
     "    print(f\"   Relationships: {len(target_ids)}\")\n",
-    "    for _, (target, rel_type) in enumerate(zip(target_ids[:3], rel_types[:3])):\n",
+    "    for _, (target, rel_type) in enumerate(\n",
+    "        zip(target_ids[:3], rel_types[:3], strict=False)\n",
+    "    ):\n",
     "        print(f\"     - {rel_type} -> {target}\")\n",
     "    if len(target_ids) > 3:\n",
     "        print(f\"     ... and {len(target_ids) - 3} more\")\n",