fix linter issues

Author: DosticJelena

llama_index/vector_stores/pinecone.py

@@ -4,14 +4,15 @@
 
 """
 
+import asyncio
 import logging
 from collections import Counter
 from functools import partial
 from typing import Any, Callable, Dict, List, Optional, cast
-import asyncio
-from llama_index.utils import iter_batch
+
 from llama_index.bridge.pydantic import PrivateAttr
 from llama_index.schema import BaseNode, MetadataMode, TextNode
+from llama_index.utils import iter_batch
 from llama_index.vector_stores.types import (
     BasePydanticVectorStore,
     MetadataFilters,
@@ -272,7 +273,6 @@ def add(
             nodes: List[BaseNode]: list of nodes with embeddings
 
         """
-
         entries = self._prepare_entries_for_upsert(nodes)
 
         [
@@ -297,7 +297,6 @@ async def async_add(
         Returns:
             List[str]: List of IDs of the added documents.
         """
-
         entries = self._prepare_entries_for_upsert(nodes)
 
         semaphore = asyncio.Semaphore(SEM_MAX_CONCURRENT)