update Pinecone client initialization

Author: junefish

integrations/cohere/semantic_search_trec.ipynb

@@ -595,25 +595,26 @@
       },
       "outputs": [],
       "source": [
-        "from pinecone import Pinecone\n",
+        "from pinecone import Pinecone, ServerlessSpec\n",
         "\n",
-        "pinecone.init(\n",
-        "    PINECONE_KEY,\n",
-        "    environment=\"YOUR_ENV\"  # find next to API key in console\n",
-        ")\n",
+        "pc = Pinecone(api_key=PINECONE_KEY)\n",
         "\n",
         "index_name = 'cohere-pinecone-trec'\n",
         "\n",
         "# if the index does not exist, we create it\n",
-        "if index_name not in pinecone.list_indexes().names():\n",
-        "    pinecone.create_index(\n",
-        "        index_name,\n",
+        "if index_name not in pc.list_indexes().names():\n",
+        "    pc.create_index(\n",
+        "        name=index_name,\n",
         "        dimension=shape[1],\n",
-        "        metric='cosine'\n",
+        "        metric=\"cosine\",\n",
+        "        spec=ServerlessSpec(\n",
+        "            cloud='aws', \n",
+        "            region='us-east-1'\n",
+        "        ) \n",
         "    )\n",
         "\n",
         "# connect to index\n",
-        "index = pinecone.Index(index_name)"
+        "index = pc.Index(index_name)"
       ]
     },
     {