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{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "c9526c52",
   "metadata": {},
   "outputs": [],
   "source": [
    "import datasets\n",
    "from datasets import DatasetDict, load_dataset, load_metric"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 44,
   "id": "663ff92e",
   "metadata": {},
   "outputs": [],
   "source": [
    "import re"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "cc9f1c45",
   "metadata": {},
   "outputs": [],
   "source": [
    "dataset_name = \"mozilla-foundation/common_voice_7_0\"\n",
    "dataset_config_name = \"sv-SE\"\n",
    "train_split_name = \"train+validation\"\n",
    "use_auth_token = True"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "21fd7030",
   "metadata": {},
   "outputs": [],
   "source": [
    "raw_datasets = DatasetDict()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "81a27912",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "92387075d7064947bfe8117d393afa30",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Downloading:   0%|          | 0.00/9.88k [00:00<?, ?B/s]"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "7610803e99ac4fba9529711bf7668d66",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Downloading:   0%|          | 0.00/2.98k [00:00<?, ?B/s]"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "6f5c59109df240e79714106f54cc1d8a",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Downloading:   0%|          | 0.00/53.1k [00:00<?, ?B/s]"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Downloading and preparing dataset common_voice/sv-SE to /Users/emiliomarinone/.cache/huggingface/datasets/mozilla-foundation___common_voice/sv-SE/8.0.0/7c985b71d3a4f98ad5985f8eff1035a7084ddbbb84f01591cd095991e7c2499e...\n"
     ]
    },
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "b8cfd99809dd41f2a25248f384b0c73a",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Downloading:   0%|          | 0.00/1.11G [00:00<?, ?B/s]"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "0 examples [00:00, ? examples/s]"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
     "ename": "KeyError",
     "evalue": "'accents'",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mKeyError\u001b[0m                                  Traceback (most recent call last)",
      "Input \u001b[0;32mIn [4]\u001b[0m, in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[0;32m----> 1\u001b[0m raw_datasets[\u001b[38;5;124m\"\u001b[39m\u001b[38;5;124mtrain\u001b[39m\u001b[38;5;124m\"\u001b[39m] \u001b[38;5;241m=\u001b[39m \u001b[43mload_dataset\u001b[49m\u001b[43m(\u001b[49m\n\u001b[1;32m      2\u001b[0m \u001b[43m    \u001b[49m\u001b[43mdataset_name\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m      3\u001b[0m \u001b[43m    \u001b[49m\u001b[43mdataset_config_name\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m      4\u001b[0m \u001b[43m    \u001b[49m\u001b[43msplit\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43mtrain_split_name\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m      5\u001b[0m \u001b[43m    \u001b[49m\u001b[43muse_auth_token\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43muse_auth_token\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m      6\u001b[0m \u001b[43m)\u001b[49m\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/load.py:1694\u001b[0m, in \u001b[0;36mload_dataset\u001b[0;34m(path, name, data_dir, data_files, split, cache_dir, features, download_config, download_mode, ignore_verifications, keep_in_memory, save_infos, revision, use_auth_token, task, streaming, script_version, **config_kwargs)\u001b[0m\n\u001b[1;32m   1691\u001b[0m try_from_hf_gcs \u001b[38;5;241m=\u001b[39m path \u001b[38;5;129;01mnot\u001b[39;00m \u001b[38;5;129;01min\u001b[39;00m _PACKAGED_DATASETS_MODULES\n\u001b[1;32m   1693\u001b[0m \u001b[38;5;66;03m# Download and prepare data\u001b[39;00m\n\u001b[0;32m-> 1694\u001b[0m \u001b[43mbuilder_instance\u001b[49m\u001b[38;5;241;43m.\u001b[39;49m\u001b[43mdownload_and_prepare\u001b[49m\u001b[43m(\u001b[49m\n\u001b[1;32m   1695\u001b[0m \u001b[43m    \u001b[49m\u001b[43mdownload_config\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43mdownload_config\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m   1696\u001b[0m \u001b[43m    \u001b[49m\u001b[43mdownload_mode\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43mdownload_mode\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m   1697\u001b[0m \u001b[43m    \u001b[49m\u001b[43mignore_verifications\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43mignore_verifications\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m   1698\u001b[0m \u001b[43m    \u001b[49m\u001b[43mtry_from_hf_gcs\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43mtry_from_hf_gcs\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m   1699\u001b[0m \u001b[43m    \u001b[49m\u001b[43muse_auth_token\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43muse_auth_token\u001b[49m\u001b[43m,\u001b[49m\n\u001b[1;32m   1700\u001b[0m \u001b[43m\u001b[49m\u001b[43m)\u001b[49m\n\u001b[1;32m   1702\u001b[0m \u001b[38;5;66;03m# Build dataset for splits\u001b[39;00m\n\u001b[1;32m   1703\u001b[0m keep_in_memory \u001b[38;5;241m=\u001b[39m (\n\u001b[1;32m   1704\u001b[0m     keep_in_memory \u001b[38;5;28;01mif\u001b[39;00m keep_in_memory \u001b[38;5;129;01mis\u001b[39;00m \u001b[38;5;129;01mnot\u001b[39;00m \u001b[38;5;28;01mNone\u001b[39;00m \u001b[38;5;28;01melse\u001b[39;00m is_small_dataset(builder_instance\u001b[38;5;241m.\u001b[39minfo\u001b[38;5;241m.\u001b[39mdataset_size)\n\u001b[1;32m   1705\u001b[0m )\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/builder.py:595\u001b[0m, in \u001b[0;36mDatasetBuilder.download_and_prepare\u001b[0;34m(self, download_config, download_mode, ignore_verifications, try_from_hf_gcs, dl_manager, base_path, use_auth_token, **download_and_prepare_kwargs)\u001b[0m\n\u001b[1;32m    593\u001b[0m         logger\u001b[38;5;241m.\u001b[39mwarning(\u001b[38;5;124m\"\u001b[39m\u001b[38;5;124mHF google storage unreachable. Downloading and preparing it from source\u001b[39m\u001b[38;5;124m\"\u001b[39m)\n\u001b[1;32m    594\u001b[0m \u001b[38;5;28;01mif\u001b[39;00m \u001b[38;5;129;01mnot\u001b[39;00m downloaded_from_gcs:\n\u001b[0;32m--> 595\u001b[0m     \u001b[38;5;28;43mself\u001b[39;49m\u001b[38;5;241;43m.\u001b[39;49m\u001b[43m_download_and_prepare\u001b[49m\u001b[43m(\u001b[49m\n\u001b[1;32m    596\u001b[0m \u001b[43m        \u001b[49m\u001b[43mdl_manager\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43mdl_manager\u001b[49m\u001b[43m,\u001b[49m\u001b[43m \u001b[49m\u001b[43mverify_infos\u001b[49m\u001b[38;5;241;43m=\u001b[39;49m\u001b[43mverify_infos\u001b[49m\u001b[43m,\u001b[49m\u001b[43m \u001b[49m\u001b[38;5;241;43m*\u001b[39;49m\u001b[38;5;241;43m*\u001b[39;49m\u001b[43mdownload_and_prepare_kwargs\u001b[49m\n\u001b[1;32m    597\u001b[0m \u001b[43m    \u001b[49m\u001b[43m)\u001b[49m\n\u001b[1;32m    598\u001b[0m \u001b[38;5;66;03m# Sync info\u001b[39;00m\n\u001b[1;32m    599\u001b[0m \u001b[38;5;28mself\u001b[39m\u001b[38;5;241m.\u001b[39minfo\u001b[38;5;241m.\u001b[39mdataset_size \u001b[38;5;241m=\u001b[39m \u001b[38;5;28msum\u001b[39m(split\u001b[38;5;241m.\u001b[39mnum_bytes \u001b[38;5;28;01mfor\u001b[39;00m split \u001b[38;5;129;01min\u001b[39;00m \u001b[38;5;28mself\u001b[39m\u001b[38;5;241m.\u001b[39minfo\u001b[38;5;241m.\u001b[39msplits\u001b[38;5;241m.\u001b[39mvalues())\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/builder.py:684\u001b[0m, in \u001b[0;36mDatasetBuilder._download_and_prepare\u001b[0;34m(self, dl_manager, verify_infos, **prepare_split_kwargs)\u001b[0m\n\u001b[1;32m    680\u001b[0m split_dict\u001b[38;5;241m.\u001b[39madd(split_generator\u001b[38;5;241m.\u001b[39msplit_info)\n\u001b[1;32m    682\u001b[0m \u001b[38;5;28;01mtry\u001b[39;00m:\n\u001b[1;32m    683\u001b[0m     \u001b[38;5;66;03m# Prepare split will record examples associated to the split\u001b[39;00m\n\u001b[0;32m--> 684\u001b[0m     \u001b[38;5;28;43mself\u001b[39;49m\u001b[38;5;241;43m.\u001b[39;49m\u001b[43m_prepare_split\u001b[49m\u001b[43m(\u001b[49m\u001b[43msplit_generator\u001b[49m\u001b[43m,\u001b[49m\u001b[43m \u001b[49m\u001b[38;5;241;43m*\u001b[39;49m\u001b[38;5;241;43m*\u001b[39;49m\u001b[43mprepare_split_kwargs\u001b[49m\u001b[43m)\u001b[49m\n\u001b[1;32m    685\u001b[0m \u001b[38;5;28;01mexcept\u001b[39;00m \u001b[38;5;167;01mOSError\u001b[39;00m \u001b[38;5;28;01mas\u001b[39;00m e:\n\u001b[1;32m    686\u001b[0m     \u001b[38;5;28;01mraise\u001b[39;00m \u001b[38;5;167;01mOSError\u001b[39;00m(\n\u001b[1;32m    687\u001b[0m         \u001b[38;5;124m\"\u001b[39m\u001b[38;5;124mCannot find data file. \u001b[39m\u001b[38;5;124m\"\u001b[39m\n\u001b[1;32m    688\u001b[0m         \u001b[38;5;241m+\u001b[39m (\u001b[38;5;28mself\u001b[39m\u001b[38;5;241m.\u001b[39mmanual_download_instructions \u001b[38;5;129;01mor\u001b[39;00m \u001b[38;5;124m\"\u001b[39m\u001b[38;5;124m\"\u001b[39m)\n\u001b[1;32m    689\u001b[0m         \u001b[38;5;241m+\u001b[39m \u001b[38;5;124m\"\u001b[39m\u001b[38;5;130;01m\\n\u001b[39;00m\u001b[38;5;124mOriginal error:\u001b[39m\u001b[38;5;130;01m\\n\u001b[39;00m\u001b[38;5;124m\"\u001b[39m\n\u001b[1;32m    690\u001b[0m         \u001b[38;5;241m+\u001b[39m \u001b[38;5;28mstr\u001b[39m(e)\n\u001b[1;32m    691\u001b[0m     ) \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;28mNone\u001b[39m\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/builder.py:1083\u001b[0m, in \u001b[0;36mGeneratorBasedBuilder._prepare_split\u001b[0;34m(self, split_generator)\u001b[0m\n\u001b[1;32m   1075\u001b[0m \u001b[38;5;28;01mtry\u001b[39;00m:\n\u001b[1;32m   1076\u001b[0m     \u001b[38;5;28;01mfor\u001b[39;00m key, record \u001b[38;5;129;01min\u001b[39;00m utils\u001b[38;5;241m.\u001b[39mtqdm(\n\u001b[1;32m   1077\u001b[0m         generator,\n\u001b[1;32m   1078\u001b[0m         unit\u001b[38;5;241m=\u001b[39m\u001b[38;5;124m\"\u001b[39m\u001b[38;5;124m examples\u001b[39m\u001b[38;5;124m\"\u001b[39m,\n\u001b[0;32m   (...)\u001b[0m\n\u001b[1;32m   1081\u001b[0m         disable\u001b[38;5;241m=\u001b[39m\u001b[38;5;28mbool\u001b[39m(logging\u001b[38;5;241m.\u001b[39mget_verbosity() \u001b[38;5;241m==\u001b[39m logging\u001b[38;5;241m.\u001b[39mNOTSET),\n\u001b[1;32m   1082\u001b[0m     ):\n\u001b[0;32m-> 1083\u001b[0m         example \u001b[38;5;241m=\u001b[39m \u001b[38;5;28;43mself\u001b[39;49m\u001b[38;5;241;43m.\u001b[39;49m\u001b[43minfo\u001b[49m\u001b[38;5;241;43m.\u001b[39;49m\u001b[43mfeatures\u001b[49m\u001b[38;5;241;43m.\u001b[39;49m\u001b[43mencode_example\u001b[49m\u001b[43m(\u001b[49m\u001b[43mrecord\u001b[49m\u001b[43m)\u001b[49m\n\u001b[1;32m   1084\u001b[0m         writer\u001b[38;5;241m.\u001b[39mwrite(example, key)\n\u001b[1;32m   1085\u001b[0m \u001b[38;5;28;01mfinally\u001b[39;00m:\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/features/features.py:1214\u001b[0m, in \u001b[0;36mFeatures.encode_example\u001b[0;34m(self, example)\u001b[0m\n\u001b[1;32m   1204\u001b[0m \u001b[38;5;124;03m\"\"\"\u001b[39;00m\n\u001b[1;32m   1205\u001b[0m \u001b[38;5;124;03mEncode example into a format for Arrow.\u001b[39;00m\n\u001b[1;32m   1206\u001b[0m \n\u001b[0;32m   (...)\u001b[0m\n\u001b[1;32m   1211\u001b[0m \u001b[38;5;124;03m    :obj:`dict[str, Any]`\u001b[39;00m\n\u001b[1;32m   1212\u001b[0m \u001b[38;5;124;03m\"\"\"\u001b[39;00m\n\u001b[1;32m   1213\u001b[0m example \u001b[38;5;241m=\u001b[39m cast_to_python_objects(example)\n\u001b[0;32m-> 1214\u001b[0m \u001b[38;5;28;01mreturn\u001b[39;00m \u001b[43mencode_nested_example\u001b[49m\u001b[43m(\u001b[49m\u001b[38;5;28;43mself\u001b[39;49m\u001b[43m,\u001b[49m\u001b[43m \u001b[49m\u001b[43mexample\u001b[49m\u001b[43m)\u001b[49m\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/features/features.py:976\u001b[0m, in \u001b[0;36mencode_nested_example\u001b[0;34m(schema, obj)\u001b[0m\n\u001b[1;32m    974\u001b[0m \u001b[38;5;66;03m# Nested structures: we allow dict, list/tuples, sequences\u001b[39;00m\n\u001b[1;32m    975\u001b[0m \u001b[38;5;28;01mif\u001b[39;00m \u001b[38;5;28misinstance\u001b[39m(schema, \u001b[38;5;28mdict\u001b[39m):\n\u001b[0;32m--> 976\u001b[0m     \u001b[38;5;28;01mreturn\u001b[39;00m {\n\u001b[1;32m    977\u001b[0m         k: encode_nested_example(sub_schema, sub_obj) \u001b[38;5;28;01mfor\u001b[39;00m k, (sub_schema, sub_obj) \u001b[38;5;129;01min\u001b[39;00m utils\u001b[38;5;241m.\u001b[39mzip_dict(schema, obj)\n\u001b[1;32m    978\u001b[0m     }\n\u001b[1;32m    979\u001b[0m \u001b[38;5;28;01melif\u001b[39;00m \u001b[38;5;28misinstance\u001b[39m(schema, (\u001b[38;5;28mlist\u001b[39m, \u001b[38;5;28mtuple\u001b[39m)):\n\u001b[1;32m    980\u001b[0m     sub_schema \u001b[38;5;241m=\u001b[39m schema[\u001b[38;5;241m0\u001b[39m]\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/features/features.py:976\u001b[0m, in \u001b[0;36m<dictcomp>\u001b[0;34m(.0)\u001b[0m\n\u001b[1;32m    974\u001b[0m \u001b[38;5;66;03m# Nested structures: we allow dict, list/tuples, sequences\u001b[39;00m\n\u001b[1;32m    975\u001b[0m \u001b[38;5;28;01mif\u001b[39;00m \u001b[38;5;28misinstance\u001b[39m(schema, \u001b[38;5;28mdict\u001b[39m):\n\u001b[0;32m--> 976\u001b[0m     \u001b[38;5;28;01mreturn\u001b[39;00m {\n\u001b[1;32m    977\u001b[0m         k: encode_nested_example(sub_schema, sub_obj) \u001b[38;5;28;01mfor\u001b[39;00m k, (sub_schema, sub_obj) \u001b[38;5;129;01min\u001b[39;00m utils\u001b[38;5;241m.\u001b[39mzip_dict(schema, obj)\n\u001b[1;32m    978\u001b[0m     }\n\u001b[1;32m    979\u001b[0m \u001b[38;5;28;01melif\u001b[39;00m \u001b[38;5;28misinstance\u001b[39m(schema, (\u001b[38;5;28mlist\u001b[39m, \u001b[38;5;28mtuple\u001b[39m)):\n\u001b[1;32m    980\u001b[0m     sub_schema \u001b[38;5;241m=\u001b[39m schema[\u001b[38;5;241m0\u001b[39m]\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/utils/py_utils.py:153\u001b[0m, in \u001b[0;36mzip_dict\u001b[0;34m(*dicts)\u001b[0m\n\u001b[1;32m    150\u001b[0m \u001b[38;5;124;03m\"\"\"Iterate over items of dictionaries grouped by their keys.\"\"\"\u001b[39;00m\n\u001b[1;32m    151\u001b[0m \u001b[38;5;28;01mfor\u001b[39;00m key \u001b[38;5;129;01min\u001b[39;00m unique_values(itertools\u001b[38;5;241m.\u001b[39mchain(\u001b[38;5;241m*\u001b[39mdicts)):  \u001b[38;5;66;03m# set merge all keys\u001b[39;00m\n\u001b[1;32m    152\u001b[0m     \u001b[38;5;66;03m# Will raise KeyError if the dict don't have the same keys\u001b[39;00m\n\u001b[0;32m--> 153\u001b[0m     \u001b[38;5;28;01myield\u001b[39;00m key, \u001b[38;5;28;43mtuple\u001b[39;49m\u001b[43m(\u001b[49m\u001b[43md\u001b[49m\u001b[43m[\u001b[49m\u001b[43mkey\u001b[49m\u001b[43m]\u001b[49m\u001b[43m \u001b[49m\u001b[38;5;28;43;01mfor\u001b[39;49;00m\u001b[43m \u001b[49m\u001b[43md\u001b[49m\u001b[43m \u001b[49m\u001b[38;5;129;43;01min\u001b[39;49;00m\u001b[43m \u001b[49m\u001b[43mdicts\u001b[49m\u001b[43m)\u001b[49m\n",
      "File \u001b[0;32m~/Repos/datasets/src/datasets/utils/py_utils.py:153\u001b[0m, in \u001b[0;36m<genexpr>\u001b[0;34m(.0)\u001b[0m\n\u001b[1;32m    150\u001b[0m \u001b[38;5;124;03m\"\"\"Iterate over items of dictionaries grouped by their keys.\"\"\"\u001b[39;00m\n\u001b[1;32m    151\u001b[0m \u001b[38;5;28;01mfor\u001b[39;00m key \u001b[38;5;129;01min\u001b[39;00m unique_values(itertools\u001b[38;5;241m.\u001b[39mchain(\u001b[38;5;241m*\u001b[39mdicts)):  \u001b[38;5;66;03m# set merge all keys\u001b[39;00m\n\u001b[1;32m    152\u001b[0m     \u001b[38;5;66;03m# Will raise KeyError if the dict don't have the same keys\u001b[39;00m\n\u001b[0;32m--> 153\u001b[0m     \u001b[38;5;28;01myield\u001b[39;00m key, \u001b[38;5;28mtuple\u001b[39m(\u001b[43md\u001b[49m\u001b[43m[\u001b[49m\u001b[43mkey\u001b[49m\u001b[43m]\u001b[49m \u001b[38;5;28;01mfor\u001b[39;00m d \u001b[38;5;129;01min\u001b[39;00m dicts)\n",
      "\u001b[0;31mKeyError\u001b[0m: 'accents'"
     ]
    }
   ],
   "source": [
    "raw_datasets[\"train\"] = load_dataset(\n",
    "    dataset_name,\n",
    "    dataset_config_name,\n",
    "    split=train_split_name,\n",
    "    use_auth_token=use_auth_token,\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "7945cada",
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "Reusing dataset common_voice (/Users/emiliomarinone/.cache/huggingface/datasets/mozilla-foundation___common_voice/sv-SE/7.0.0/fe20cac47c166e25b1f096ab661832e3da7cf298ed4a91dcaa1343ad972d175b)\n"
     ]
    }
   ],
   "source": [
    "raw_datasets[\"test\"] = load_dataset(\n",
    "    dataset_name,\n",
    "    dataset_config_name,\n",
    "    split=\"test\",\n",
    "    use_auth_token=use_auth_token,\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 36,
   "id": "c98cb649",
   "metadata": {},
   "outputs": [],
   "source": [
    "training_data = raw_datasets[\"train\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "1aead6a1",
   "metadata": {},
   "outputs": [],
   "source": [
    "test_data = raw_datasets[\"test\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 37,
   "id": "97e9a626",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Dataset({\n",
       "    features: ['client_id', 'path', 'audio', 'sentence', 'up_votes', 'down_votes', 'age', 'gender', 'accent', 'locale', 'segment'],\n",
       "    num_rows: 11030\n",
       "})"
      ]
     },
     "execution_count": 37,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "training_data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "id": "fc794e39",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Dataset({\n",
       "    features: ['client_id', 'path', 'audio', 'sentence', 'up_votes', 'down_votes', 'age', 'gender', 'accent', 'locale', 'segment'],\n",
       "    num_rows: 4620\n",
       "})"
      ]
     },
     "execution_count": 18,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "test_data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "id": "406af02e",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "datasets.arrow_dataset.Dataset"
      ]
     },
     "execution_count": 23,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "type(test_data)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "id": "8cc0fa51",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'cv-corpus-7.0-2021-07-21/sv-SE/clips/common_voice_sv-SE_18711293.mp3'"
      ]
     },
     "execution_count": 21,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "test_data[0][\"path\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "id": "31b328fd",
   "metadata": {},
   "outputs": [],
   "source": [
    "train_speakers_dict = {}\n",
    "for record in training_data:\n",
    "    try:\n",
    "        speakers_dict[record[\"client_id\"]].append(record[\"path\"])\n",
    "    except:\n",
    "        speakers_dict[record[\"client_id\"]] = [record[\"path\"]]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 32,
   "id": "7eba5861",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0"
      ]
     },
     "execution_count": 32,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(f\"Speakers in training set: {train_speakers_dict}\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "id": "17905c39",
   "metadata": {},
   "outputs": [],
   "source": [
    "test_speakers_dict = {}\n",
    "for record in test_data:\n",
    "    try:\n",
    "        speakers_dict[record[\"client_id\"]].append(record[\"path\"])\n",
    "    except:\n",
    "        speakers_dict[record[\"client_id\"]] = [record[\"path\"]]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 43,
   "id": "25a25454",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "24"
      ]
     },
     "execution_count": 43,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(f\"Speakers in test set: {test_speakers_dict}\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 42,
   "id": "f72bdb7a",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Speakers in both training and test sets: 0\n"
     ]
    }
   ],
   "source": [
    "c = 0\n",
    "for speaker in test_speakers_dict:\n",
    "    if speaker in train_speakers_dict:\n",
    "        c+=1\n",
    "print(f\"Speakers in both training and test sets: {c}\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 45,
   "id": "ed6bc20b",
   "metadata": {},
   "outputs": [],
   "source": [
    "chars_to_ignore_regex = '[,?.!\\-\\;\\:\"“%‘”�—’…–]'\n",
    "def clean_text(text):\n",
    "    return re.sub(chars_to_ignore_regex, \"\", text.lower())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 51,
   "id": "16b289be",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Avg tokens training data: 7.243336355394379\n"
     ]
    }
   ],
   "source": [
    "num_tokens_train = 0\n",
    "for record in training_data:\n",
    "    num_tokens_train += len(clean_text(record[\"sentence\"]).split())\n",
    "avg_tokens_train = num_tokens_train / training_data.num_rows\n",
    "print(f\"Avg tokens training data: {avg_tokens_train}\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 52,
   "id": "364aff29",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Avg tokens training data: 7.074891774891775\n"
     ]
    }
   ],
   "source": [
    "num_tokens_test = 0\n",
    "for record in test_data:\n",
    "    num_tokens_test += len(clean_text(record[\"sentence\"]).split())\n",
    "avg_tokens_test = num_tokens_test / test_data.num_rows\n",
    "print(f\"Avg tokens training data: {avg_tokens_test}\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "4f906c9c",
   "metadata": {},
   "outputs": [],
   "source": []
  }
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