{
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  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [],
   "source": [
    "#定义模块1函数\n",
    "def readNList(filename):\n",
    "    f = open(filename)\n",
    "    dL = []\n",
    "    for line in f:\n",
    "        line = line.replace(\"\\n\", \"\")\n",
    "        L = line.split(\",\")\n",
    "        for i in range(len(L)):\n",
    "            L[i] = int(L[i])\n",
    "        dL.append(L)\n",
    "    f.close()\n",
    "    return dL"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[[4, 2, 1, 3, 4, 3, 4, 4, 3, 5, 6, 6, 7, 6, 6, 3, 3, 5, 9, 10, 6, 6, 7, 5, 6, 5, 6, 10, 11, 13, 13], [9, 10, 10, 8, 6, 2, 2, 2, 4, 5, 5, 6, 7, 7, 7, 9, 7, 2, 4, 7, 9, 8, 10, 12, 13, 10, 13, 9], [4, 2, 1, 3, 4, 3, 4, 4, 3, 5, 6, 6, 7, 6, 6, 3, 3, 5, 9, 10, 6, 6, 7, 5, 6, 5, 6, 10, 11, 13, 13], [9, 10, 10, 8, 6, 2, 2, 2, 4, 5, 5, 6, 7, 7, 7, 9, 7, 2, 4, 7, 9, 8, 10, 12, 13, 10, 13, 9], [4, 2, 1, 3, 4, 3, 4, 4, 3, 5, 6, 6, 7, 6, 6, 3, 3, 5, 9, 10, 6, 6, 7, 5, 6, 5, 6, 10, 11, 13, 13], [9, 10, 10, 8, 6, 2, 2, 2, 4, 5, 5, 6, 7, 7, 7, 9, 7, 2, 4, 7, 9, 8, 10, 12, 13, 10, 13, 9], [4, 2, 1, 3, 4, 3, 4, 4, 3, 5, 6, 6, 7, 6, 6, 3, 3, 5, 9, 10, 6, 6, 7, 5, 6, 5, 6, 10, 11, 13, 13], [9, 10, 10, 8, 6, 2, 2, 2, 4, 5, 5, 6, 7, 7, 7, 9, 7, 2, 4, 7, 9, 8, 10, 12, 13, 10, 13, 9], [4, 2, 1, 3, 4, 3, 4, 4, 3, 5, 6, 6, 7, 6, 6, 3, 3, 5, 9, 10, 6, 6, 7, 5, 6, 5, 6, 10, 11, 13, 13], [9, 10, 10, 8, 6, 2, 2, 2, 4, 5, 5, 6, 7, 7, 7, 9, 7, 2, 4, 7, 9, 8, 10, 12, 13, 10, 13, 9], [4, 2, 1, 3, 4, 3, 4, 4, 3, 5, 6, 6, 7, 6, 6, 3, 3, 5, 9, 10, 6, 6, 7, 5, 6, 5, 6, 10, 11, 13, 13], [9, 10, 10, 8, 6, 2, 2, 2, 4, 5, 5, 6, 7, 7, 7, 9, 7, 2, 4, 7, 9, 8, 10, 12, 13, 10, 13, 9]]\n"
     ]
    }
   ],
   "source": [
    "#调用模块1函数\n",
    "filename = \"2013avgtq.csv\"\n",
    "tqy = readNList(filename)\n",
    "print(tqy)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {},
   "outputs": [],
   "source": [
    "#定义模块2函数\n",
    "def get_avgy(dL):\n",
    "    avgy = []\n",
    "    for m in dL:\n",
    "        avg = sum(m) / len(m)\n",
    "        avgy.append(avg)\n",
    "    return avgy"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[5.870967741935484, 7.25, 5.870967741935484, 7.25, 5.870967741935484, 7.25, 5.870967741935484, 7.25, 5.870967741935484, 7.25, 5.870967741935484, 7.25]\n"
     ]
    }
   ],
   "source": [
    "#调用模块2函数\n",
    "avgy = get_avgy(tqy)\n",
    "print(avgy)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "metadata": {},
   "outputs": [],
   "source": [
    "#定义模块3函数\n",
    "def display_avgy(avgy):\n",
    "    print(\"各月平均气温：\")\n",
    "    month = 1\n",
    "    for avg in avgy:\n",
    "        print(\"{}月： {:.2}°C\".format(month, avg))\n",
    "        month = month + 1"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "各月平均气温：\n",
      "1月： 5.9°C\n",
      "2月： 7.2°C\n",
      "3月： 5.9°C\n",
      "4月： 7.2°C\n",
      "5月： 5.9°C\n",
      "6月： 7.2°C\n",
      "7月： 5.9°C\n",
      "8月： 7.2°C\n",
      "9月： 5.9°C\n",
      "10月： 7.2°C\n",
      "11月： 5.9°C\n",
      "12月： 7.2°C\n"
     ]
    }
   ],
   "source": [
    "#调用模块3函数\n",
    "display_avgy(avgy)"
   ]
  }
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