{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "[24128:MainThread](2021-03-01 12:58:36,399) INFO - qlib.Initialization - [config.py:276] - default_conf: client.\n",
      "[24128:MainThread](2021-03-01 12:58:36,402) WARNING - qlib.Initialization - [config.py:291] - redis connection failed(host=127.0.0.1 port=6379), cache will not be used!\n",
      "[24128:MainThread](2021-03-01 12:58:37,535) INFO - qlib.Initialization - [__init__.py:46] - qlib successfully initialized based on client settings.\n",
      "[24128:MainThread](2021-03-01 12:58:37,536) INFO - qlib.Initialization - [__init__.py:47] - data_path=/Users/xuanyidong/.qlib/qlib_data/cn_data\n"
     ]
    }
   ],
   "source": [
    "import os\n",
    "import sys\n",
    "import qlib\n",
    "qlib.init(provider_uri='~/.qlib/qlib_data/cn_data')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<qlib.utils.Wrapper object at 0x7fd0af4a3700>\n"
     ]
    }
   ],
   "source": [
    "from qlib.data import D"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "(1897,)\n",
      "[Timestamp('2010-01-04 00:00:00') Timestamp('2010-01-05 00:00:00')\n",
      " Timestamp('2010-01-06 00:00:00') ... Timestamp('2017-12-27 00:00:00')\n",
      " Timestamp('2017-12-28 00:00:00') Timestamp('2017-12-29 00:00:00')]\n"
     ]
    }
   ],
   "source": [
    "calendar = D.calendar(start_time='2010-01-01', end_time='2017-12-31', freq='day')\n",
    "print(calendar.shape)\n",
    "print(calendar)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<class 'qlib.config.QlibConfig'>\n",
      "LocalProvider\n",
      "<class 'qlib.utils.Wrapper'>\n",
      "<class 'qlib.data.data.LocalProvider'>\n"
     ]
    }
   ],
   "source": [
    "from qlib.config import C\n",
    "from qlib.\n",
    "print(type(C))\n",
    "# print(C)\n",
    "print(C.provider)\n",
    "print(type(D))\n",
    "print(type(D._provider))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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    "version": 3
   },
   "file_extension": ".py",
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