{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "0ef41fd4",
   "metadata": {},
   "source": [
    "# GCS Directory\n",
    "\n",
    ">[Google Cloud Storage](https://en.wikipedia.org/wiki/Google_Cloud_Storage) is a managed service for storing unstructured data.\n",
    "\n",
    "This covers how to load document objects from an `Google Cloud Storage (GCS) directory (bucket)`."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "93a4d0f1",
   "metadata": {
    "scrolled": true
   },
   "outputs": [],
   "source": [
    "# !pip install google-cloud-storage"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "5cfb25c9",
   "metadata": {},
   "outputs": [],
   "source": [
    "from langchain.document_loaders import GCSDirectoryLoader"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "633dc839",
   "metadata": {},
   "outputs": [],
   "source": [
    "loader = GCSDirectoryLoader(project_name=\"aist\", bucket=\"testing-hwc\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "a863467d",
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "/Users/harrisonchase/workplace/langchain/.venv/lib/python3.10/site-packages/google/auth/_default.py:83: UserWarning: Your application has authenticated using end user credentials from Google Cloud SDK without a quota project. You might receive a \"quota exceeded\" or \"API not enabled\" error. We recommend you rerun `gcloud auth application-default login` and make sure a quota project is added. Or you can use service accounts instead. For more information about service accounts, see https://cloud.google.com/docs/authentication/\n",
      "  warnings.warn(_CLOUD_SDK_CREDENTIALS_WARNING)\n",
      "/Users/harrisonchase/workplace/langchain/.venv/lib/python3.10/site-packages/google/auth/_default.py:83: UserWarning: Your application has authenticated using end user credentials from Google Cloud SDK without a quota project. You might receive a \"quota exceeded\" or \"API not enabled\" error. We recommend you rerun `gcloud auth application-default login` and make sure a quota project is added. Or you can use service accounts instead. For more information about service accounts, see https://cloud.google.com/docs/authentication/\n",
      "  warnings.warn(_CLOUD_SDK_CREDENTIALS_WARNING)\n"
     ]
    },
    {
     "data": {
      "text/plain": [
       "[Document(page_content='Lorem ipsum dolor sit amet.', lookup_str='', metadata={'source': '/var/folders/y6/8_bzdg295ld6s1_97_12m4lr0000gn/T/tmpz37njh7u/fake.docx'}, lookup_index=0)]"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "loader.load()"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "17c0dcbb",
   "metadata": {},
   "source": [
    "## Specifying a prefix\n",
    "You can also specify a prefix for more finegrained control over what files to load."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "b3143c89",
   "metadata": {},
   "outputs": [],
   "source": [
    "loader = GCSDirectoryLoader(project_name=\"aist\", bucket=\"testing-hwc\", prefix=\"fake\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "226ac6f5",
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "/Users/harrisonchase/workplace/langchain/.venv/lib/python3.10/site-packages/google/auth/_default.py:83: UserWarning: Your application has authenticated using end user credentials from Google Cloud SDK without a quota project. You might receive a \"quota exceeded\" or \"API not enabled\" error. We recommend you rerun `gcloud auth application-default login` and make sure a quota project is added. Or you can use service accounts instead. For more information about service accounts, see https://cloud.google.com/docs/authentication/\n",
      "  warnings.warn(_CLOUD_SDK_CREDENTIALS_WARNING)\n",
      "/Users/harrisonchase/workplace/langchain/.venv/lib/python3.10/site-packages/google/auth/_default.py:83: UserWarning: Your application has authenticated using end user credentials from Google Cloud SDK without a quota project. You might receive a \"quota exceeded\" or \"API not enabled\" error. We recommend you rerun `gcloud auth application-default login` and make sure a quota project is added. Or you can use service accounts instead. For more information about service accounts, see https://cloud.google.com/docs/authentication/\n",
      "  warnings.warn(_CLOUD_SDK_CREDENTIALS_WARNING)\n"
     ]
    },
    {
     "data": {
      "text/plain": [
       "[Document(page_content='Lorem ipsum dolor sit amet.', lookup_str='', metadata={'source': '/var/folders/y6/8_bzdg295ld6s1_97_12m4lr0000gn/T/tmpylg6291i/fake.docx'}, lookup_index=0)]"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "loader.load()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "f9c0734f",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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