{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import oss2\n",
    "from itertools import islice\n",
    "import pandas as pd\n",
    "columns = [\"id\",\"VIN\",\"VehModel\",\"VehState\",\"Time\",\"CellVoltage\",\"PackVoltage\",'CellMaxVolNum',\"CellMinVolNum\",'CellTemp','CellMaxTempNum','CellMinTempNum','PackCrnt','VehRmnRng','VehOdo','FltCode',\n",
    "'FltLvl','VehSpd','PedalAngle','PackSoc','MotorPwr','EnmTemp','InsulationRss','ChrgSta','GPS_lon','GPS_lat','GPS_alt',\n",
    "  'PowerAlreadyTime','BMSSta','ACSta','OncCmState','HVILSta','OfcAccumTime','OncAccumTime','BmsOncChgCp','BmsOfcPileOutputVol','BmsOfcPileOutputCur','BmsOfcCc','BmsOfcAllowed',\n",
    "  'OncOutCurrent','OncOutVoltage','OfcStationMaxOutVolt','OfcStationMinOutVolt','OfcStationMaxOutCrnt','OfcStationMinOutCrnt','BmsOfcgVoltageRequest','BmsOfcType','BmsOfcCurrentRequest',\n",
    "  'BmsOncChgRequest','BmsRequestOutputCurrent','BmsRequestOutputVoltage','BmsOncCc','BmsS2State','HvUpState','HvDownState','CellMaxVol','CellMinVol','CellMaxTemp','CellMinTemp','Tripmeter',\n",
    "  'VehAccX','VehAccY','StringAngle','PTCSta','PTCPwr','PosRlySta','NegRlySta','OfcPreRlySta','OfcRlySta','OfcPosChrgerTemp','OfcNegChrgerTemp','OncPosChrgerTemp','OncNegChrgerTemp',\n",
    "  'InstPwrCmsmtion','AvgPwrCmsmtion','SubPwrCmsmtion','BmsCellVoltDiff','DriveMode','BmsBatTempDiff','BmsClmThermalSts','BmsBatteryTotalCapacity','BmsBatteryAvaiCapacity',\n",
    "  'BmsOncChgCpConn','CellVoltRecTime','CellVoltTotalCount','CellVoltFrameNo','CellVoltFrameCount','CellTempTotalCount','SN','BatteryModel']\n",
    "auth = oss2.Auth('LTAI4FyoDnXMjqd78rdRDFHN', 'sdFl6vjM9l2rvWiUTzuFQb2xqjUoY5')\n",
    "bucket = oss2.Bucket(auth, \"https://oss-cn-hangzhou.aliyuncs.com\", 'ff-hezhong')\n",
    "df_data = pd.DataFrame(columns = columns)       \n",
    "for b in islice(oss2.ObjectIterator(bucket,'alg/LUZAGAAA1MA038075/202202251410/'), 0):\n",
    "    bucket.get_object_to_file(b.key, 'test.txt')\n",
    "    df = pd.read_csv('test.txt', names=columns, sep=' ')\n",
    "    df_data = pd.concat([df_data,df])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "alg/LUZAGAAA1MA038075/202202251410/56311b72-3254-4dff-b6a8-33b2b2ab31c7.txt\n",
      "alg/LUZAGAAA1MA038075/202202251410/d5173cf1-87e2-4117-a200-b7c8d118fa18.txt\n",
      "alg/LUZAGAAA1MA038075/202202251410/eeb136bb-5170-4944-9008-a0dd3624ea8e.txt\n"
     ]
    }
   ],
   "source": [
    "for b in oss2.ObjectIterator(bucket,'alg/LUZAGAAA1MA038075/202202251410/'):\n",
    "      print(b.key)\n",
    "\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>id</th>\n",
       "      <th>VIN</th>\n",
       "      <th>VehModel</th>\n",
       "      <th>VehState</th>\n",
       "      <th>Time</th>\n",
       "      <th>CellVoltage</th>\n",
       "      <th>PackVoltage</th>\n",
       "      <th>CellMaxVolNum</th>\n",
       "      <th>CellMinVolNum</th>\n",
       "      <th>CellTemp</th>\n",
       "      <th>...</th>\n",
       "      <th>BmsBatteryTotalCapacity</th>\n",
       "      <th>BmsBatteryAvaiCapacity</th>\n",
       "      <th>BmsOncChgCpConn</th>\n",
       "      <th>CellVoltRecTime</th>\n",
       "      <th>CellVoltTotalCount</th>\n",
       "      <th>CellVoltFrameNo</th>\n",
       "      <th>CellVoltFrameCount</th>\n",
       "      <th>CellTempTotalCount</th>\n",
       "      <th>SN</th>\n",
       "      <th>BatteryModel</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>0 rows × 90 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "Empty DataFrame\n",
       "Columns: [id, VIN, VehModel, VehState, Time, CellVoltage, PackVoltage, CellMaxVolNum, CellMinVolNum, CellTemp, CellMaxTempNum, CellMinTempNum, PackCrnt, VehRmnRng, VehOdo, FltCode, FltLvl, VehSpd, PedalAngle, PackSoc, MotorPwr, EnmTemp, InsulationRss, ChrgSta, GPS_lon, GPS_lat, GPS_alt, PowerAlreadyTime, BMSSta, ACSta, OncCmState, HVILSta, OfcAccumTime, OncAccumTime, BmsOncChgCp, BmsOfcPileOutputVol, BmsOfcPileOutputCur, BmsOfcCc, BmsOfcAllowed, OncOutCurrent, OncOutVoltage, OfcStationMaxOutVolt, OfcStationMinOutVolt, OfcStationMaxOutCrnt, OfcStationMinOutCrnt, BmsOfcgVoltageRequest, BmsOfcType, BmsOfcCurrentRequest, BmsOncChgRequest, BmsRequestOutputCurrent, BmsRequestOutputVoltage, BmsOncCc, BmsS2State, HvUpState, HvDownState, CellMaxVol, CellMinVol, CellMaxTemp, CellMinTemp, Tripmeter, VehAccX, VehAccY, StringAngle, PTCSta, PTCPwr, PosRlySta, NegRlySta, OfcPreRlySta, OfcRlySta, OfcPosChrgerTemp, OfcNegChrgerTemp, OncPosChrgerTemp, OncNegChrgerTemp, InstPwrCmsmtion, AvgPwrCmsmtion, SubPwrCmsmtion, BmsCellVoltDiff, DriveMode, BmsBatTempDiff, BmsClmThermalSts, BmsBatteryTotalCapacity, BmsBatteryAvaiCapacity, BmsOncChgCpConn, CellVoltRecTime, CellVoltTotalCount, CellVoltFrameNo, CellVoltFrameCount, CellTempTotalCount, SN, BatteryModel]\n",
       "Index: []\n",
       "\n",
       "[0 rows x 90 columns]"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df_data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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