text: {
   "cells": [
    {
     "cell_type": "code",
     "execution_count": 1,
     "metadata": {},
     "outputs": [],
     "source": [
      "import csv\n",
      "import math\n",
      "import datetime\n",
      "\n",
      "### 用dict保存信息\n",
      "#user_habit_dict:每个用户的乘车记录:起点,终点,距离\n",
      "user_habit_dict={}\n",
      "\n",
      "#start_end_dict:每条记录的起点,终点对\n",
      "start_end_dict={}\n",
      "\n",
      "#end_start_dict:每条记录的起点,终点对\n",
      "end_start_dict={}\n",
      "\n",
      "#user_habit_dict_test:test中每个用户的记录\n",
      "user_habit_dict_test={}\n",
      "\n",
      "#bike_dict:bike中的记录\n",
      "bike_dict={}\n",
      "\n",
      "#弧度转换\n",
      "def rad(tude):\n",
      "    return (math.pi/180.0)*tude\n",
      "\n",
      "#geohash模块提取的\n",
      "__base32 = '0123456789bcdefghjkmnpqrstuvwxyz'\n",
      "__decodemap = { }\n",
      "for i in range(len(__base32)):\n",
      "    __decodemap[__base32[i]] = i\n",
      "del i\n",
      "\n",
      "### geohash转经纬度\n",
      "#返回 精确的经纬度和误差\n",
      "def decode_exactly(geohash):\n",
      "    lat_interval, lon_interval = (-90.0, 90.0), (-180.0, 180.0)\n",
      "    lat_err, lon_err = 90.0, 180.0\n",
      "    is_even = True\n",
      "    for c in geohash:\n",
      "        cd = __decodemap[c]\n",
      "        for mask in [16, 8, 4, 2, 1]:\n",
      "            if is_even: # adds longitude info\n",
      "                lon_err /= 2\n",
      "                if cd & mask:\n",
      "                    lon_interval = ((lon_interval[0]+lon_interval[1])/2, lon_interval[1])\n",
      "                else:\n",
      "                    lon_interval = (lon_interval[0], (lon_interval[0]+lon_interval[1])/2)\n",
      "            else:      # adds latitude info\n",
      "                lat_err /= 2\n",
      "                if cd & mask:\n",
      "                    lat_interval = ((lat_interval[0]+lat_interval[1])/2, lat_interval[1])\n",
      "                else:\n",
      "                    lat_interval = (lat_interval[0], (lat_interval[0]+lat_interval[1])/2)\n",
      "            is_even = not is_even\n",
      "    lat = (lat_interval[0] + lat_interval[1]) / 2\n",
      "    lon = (lon_interval[0] + lon_interval[1]) / 2\n",
      "    return lat, lon, lat_err, lon_err\n",
      "\n",
      "#返回 欧式距离  （其实还可以返回南北方向距离,东西方向距离,曼哈顿距离,方向(-0.5:0.5)，但是删了，没啥吊用）\n",
      "def produceLocationInfo(latitude1, longitude1,latitude2, longitude2):\n",
      "    radLat1 = rad(latitude1)\n",
      "    radLat2 = rad(latitude2)\n",
      "    a = radLat1-radLat2\n",
      "    b = rad(longitude1)-rad(longitude2)\n",
      "    R = 6378137\n",
      "    d = R*2*math.asin(math.sqrt(math.pow(math.sin(a/2),2)+math.cos(radLat1)*math.cos(radLat2)*math.pow(math.sin(b/2),2)))\n",
      "    detallat = abs(a)*R\n",
      "    detalLon = math.sqrt(d**2-detallat**2)\n",
      "    if b==0:\n",
      "        direction = 1/2 if a*b>0 else -1/2\n",
      "    else:\n",
      "        direction = math.atan(detallat/detalLon*(1 if a*b>0 else -1))/math.pi\n",
      "    return round(d)\n",
      "\n",
      "#返回 欧式距离\n",
      "def loc_2_dis(hotStartLocation,hotEndLocation):\n",
      "    StartLocation = decode_exactly(hotStartLocation[:7])\n",
      "    EndLocation = decode_exactly(hotEndLocation[:7])\n",
      "    latitude1 = StartLocation[0]\n",
      "    longitude1 = StartLocation[1]\n",
      "    latitude2 = EndLocation[0]\n",
      "    longitude2 = EndLocation[1]\n",
      "    return produceLocationInfo(latitude1, longitude1, latitude2, longitude2)\n",
      "\n",
      "#返回 是否放假,距0点的分钟数,距5月1的天数\n",
      "def produceTimeInfo(TimeData):\n",
      "    TimeData = TimeData.split(' ')\n",
      "    baseData = datetime.datetime(2017, 5, 1, 0, 0, 1)\n",
      "    if '-' in TimeData[0]:\n",
      "        mydata = TimeData[0].split('-')\n",
      "    else:\n",
      "        mydata = TimeData[0].split('/')\n",
      "    mytime = TimeData[1].split(':')\n",
      "    mydata[0] = int(mydata[0])\n",
      "    mydata[1] = int(mydata[1])\n",
      "    mydata[2] = int(mydata[2])\n",
      "    mytime[0] = int(mytime[0])\n",
      "    mytime[1] = int(mytime[1])\n",
      "    #mytime[2] = int(mytime[2].split('.')[0])\n",
      "    dt = datetime.datetime(mydata[0], mydata[1], mydata[2], mytime[0], mytime[1])\n",
      "    minute = mytime[1]+mytime[0]*60\n",
      "    # return int((dt-baseData).__str__().split(' ')[0]),miao,dt.weekday(),round(miao/900)\n",
      "    isHoliday = 0\n",
      "    if dt.weekday()in [5,6] or int((dt-baseData).__str__().split(' ')[0]) in [29,28]:\n",
      "        isHoliday=1\n",
      "    return isHoliday,minute,int((dt-baseData).__str__().split(' ')[0])\n",
      "\n",
      "#模型之间的融合，粗暴的取了最值，这个可以再提升\n",
      "def add2result(result1,result2):\n",
      "    for each in result2:\n",
      "        if each in result1:\n",
      "            #result1[each] = min(result1[each] ,result2[each] )\n",
      "            result1[each] = result1[each] *0.9 + result2[each] \n",
      "        else:\n",
      "            result1[each] = result2[each]\n",
      "    return result1\n",
      "\n"
     ]
    },
    {
     "cell_type": "code",
     "execution_count": null,
     "metadata": {},
     "outputs": [],
     "source": [
      "# 其实就是knn算法，结合了leak。一般的knn+leak应该是0.26分。这里主要有两点创新。一是给算出来的距离值除以频度的1.1次方，\n",
      "# 这个加了很多分，二是对于新用户又使用了一个新的knn，其他算法在处理新用户的时候也可以参考下。\n",
      "# knn算法产生的特征可以融合进xgb再训练，已实现，但内存不够弃赛\n",
      "def training(trainfile = 'train.csv',testfile = 'test.csv',subfile = 'submission.csv' ,\n",
      "             leak1 = 0.01 ,leak2 = 4 ,leak3 = 20,              #leak\n",
      "             qidianquan = 10,shijianquan = 10,jiejiaquan = 2,bikequan = 0.5,  #都是拼音，字面意思，越大则这个特征比重越大\n",
      "             zhishu = 1.06  #对结果影响很大\n",
      "             ):\n",
      "    tr = csv.DictReader(open(trainfile))\n",
      "    # tr 为一个DictReader类，是一个打开的文件流\n",
      "    #利用train.csv建立user_habit_dict和start_end_dict\n",
      "    for rec in tr:     #rec为每一行\n",
      "        user = rec['userid']\n",
      "        start = rec['geohashed_start_loc']\n",
      "        end = rec['geohashed_end_loc']\n",
      "        rec['isHoliday'] , rec['minute'] , rec['data'] = produceTimeInfo(rec['starttime'])\n",
      "        if user in user_habit_dict: #若用户有记录 则直接添加本行\n",
      "            user_habit_dict[user].append(rec)\n",
      "        else:\n",
      "            user_habit_dict[user] = [rec]\n",
      "\n",
      "        if start in start_end_dict: #若起点有记录 则直接添加\n",
      "            start_end_dict[start].append(rec)\n",
      "        else:\n",
      "            start_end_dict[start] = [rec]\n",
      "\n",
      "        if end in end_start_dict:\n",
      "            end_start_dict[end].append(rec)\n",
      "        else:\n",
      "            end_start_dict[end] = [rec]\n",
      "\n",
      "    print('train done!')\n",
      "    \n",
      "    # te是测试文件\n",
      "    te = csv.DictReader(open(testfile))\n",
      "    for rec in te:\n",
      "        user = rec['userid']\n",
      "        bike = rec['bikeid']\n",
      "        rec['isHoliday'], rec['minute'], rec['data'] = produceTimeInfo(rec['starttime'])\n",
      "        if user in user_habit_dict_test:\n",
      "            user_habit_dict_test[user].append(rec)\n",
      "        else:\n",
      "            user_habit_dict_test[user] = [rec]\n",
      "\n",
      "        if bike in bike_dict:\n",
      "            bike_dict[bike].append(rec)\n",
      "        else:\n",
      "            bike_dict[bike] = [rec]\n",
      "\n",
      "    print(\"test done!\")\n",
      "\n",
      "\n",
      "    #sub是提交文件\n",
      "    sub = open(subfile, 'w')\n",
      "\n",
      "    iter1 = 0\n",
      "    # AllhotLocSort = sorted(end_start_dict.items(), key=lambda d: len(d[1]), reverse=True)\n",
      "    te1 = csv.DictReader(open(testfile))\n",
      "    for rec in te1:\n",
      "        iter1 += 1\n",
      "        if iter1 % 10000 == 0:\n",
      "            print(iter1/20000,'%',sep='') #sep是实现分隔符，比如多个参数输出时想要输出中间的分隔字符\n",
      "        # testTime = timeSlipt(rec['minute'])\n",
      "        rec['isHoliday'], rec['minute'], rec['data'] = produceTimeInfo(rec['starttime'])\n",
      "        user1 = rec['userid']\n",
      "        bikeid1 = rec['bikeid']\n",
      "        order1 = rec['orderid']\n",
      "        start1 = rec['geohashed_start_loc']\n",
      "        hour1 = rec['minute']/60\n",
      "        minute1 = rec['minute']\n",
      "        isHoliday1 = rec['isHoliday']\n",
      "        biketype1 = rec['biketype']\n",
      "        data1 = rec['data']\n",
      "        result = {}\n",
      "        hotLoc = {}\n",
      "\n",
      "        #knn\n",
      "        if user1 in user_habit_dict:\n",
      "            for eachAct in user_habit_dict[user1]: #遍历有记录的用户所有记录\n",
      "\n",
      "                start2 = eachAct['geohashed_start_loc']\n",
      "                end2 = eachAct['geohashed_end_loc']\n",
      "                hour2 = eachAct['minute']/60\n",
      "                isHoliday2 = eachAct['isHoliday']\n",
      "                biketype2 = eachAct['biketype']\n",
      "                data2 = rec['data']\n",
      "\n",
      "                dis = loc_2_dis(start1, start2)  # 全部计算和当前项和test的差异\n",
      "                dis = min(dis, 1000)    #1000\n",
      "                qidian= qidianquan * (dis / 100) ** 2\n",
      "\n",
      "                detalaTime = abs(hour2 - hour1) if abs(hour2 - hour1) < 12 else 24 - abs(hour2 - hour1)\n",
      "                shijian= shijianquan * (detalaTime / 12 * 10) ** 2\n",
      "\n",
      "                dayType = isHoliday2 - isHoliday1\n",
      "                jiejia= jiejiaquan * (dayType * 10) ** 2 #\n",
      "\n",
      "                biType = int(biketype2) - int(biketype1)\n",
      "                bike= bikequan * (biType * 10) ** 2  #0.5\n",
      "\n",
      "\n",
      "\n",
      "                #利用终点预测\n",
      "                # return 欧式距离,南北方向距离,东西方向距离,曼哈顿距离,方向(-0.5:0.5)\n",
      "                # test2train_dis = loc_2_dis(start1,end2)\n",
      "                # train2train_dis = loc_2_dis(start2,end2)\n",
      "                # dis_detal = min(abs(test2train_dis[3]-train2train_dis[3]),1000)  #1000\n",
      "                # direction_detal = abs(test2train_dis[4]-train2train_dis[4])\n",
      "                # direction_detal = direction_detal if direction_detal<0.5 else 1-direction_detal\n",
      "                # jvli = 4 * (dis_detal/100)**2\n",
      "                # fangxiang = 1 * (direction_detal/0.5*10)**2\n",
      "\n",
      "                score = qidian+shijian+jiejia+bike              #jvli+fangxiang\n",
      "\n",
      "                # print(qidian,shijian,jiejia,bike,jvli,fangxiang)\n",
      "                if end2 in hotLoc:\n",
      "                    hotLoc[end2] += 1\n",
      "                else:\n",
      "                    hotLoc[end2] = 1\n",
      "                #hotLoc ={'wx4xxxx':n,...}\n",
      "                if end2 in result:\n",
      "                    if result[end2] > score:\n",
      "                        result[end2] = score   #因为代表差异所以越小代表越接近\n",
      "                else:\n",
      "                    result[end2] = score\n",
      "                #result = {'wx4xxxx':score,....}  #即当前test条目下，根据当前记录的项的终点的差异\n",
      "            for each in hotLoc:\n",
      "                result[each] = result[each] / (hotLoc[each]**zhishu)  #0\n",
      "            #出现次数越多，score越小，即可信度越高\n",
      "            for each in result:\n",
      "                result[each] = math.sqrt(result[each]) #开个方 不知道有啥意义\n",
      "        print(result)\n",
      "        #利用test中的用户历史记录\n",
      "        if user1 in user_habit_dict_test:\n",
      "            resulttest = {}\n",
      "            user_habit_dict_test[user1].sort(key = lambda x:x['data']*60*24+x['minute'])\n",
      "            xuhao = 0\n",
      "            for i in range(len(user_habit_dict_test[user1])-1):\n",
      "                if user_habit_dict_test[user1][i]['orderid'] == order1:\n",
      "                    xuhao = i\n",
      "                    resulttest[user_habit_dict_test[user1][i+1]['geohashed_start_loc']] = 21\n",
      "            for i in range(len(user_habit_dict_test[user1])):\n",
      "                if i not in [xuhao,xuhao+1]:\n",
      "                    resulttest[user_habit_dict_test[user1][i]['geohashed_start_loc']] = 21+abs(i-xuhao)\n",
      "                result = add2result(result, resulttest)\n",
      "\n",
      "        # leak\n",
      "        '''\n",
      "        if bikeid1 in bike_dict:\n",
      "            resultleak = {}\n",
      "            bike_dict[bikeid1].sort(key = lambda x:x['data']*60*24+x['minute'])\n",
      "            for i in range(len(bike_dict[bikeid1])-1):\n",
      "                if bike_dict[bikeid1][i]['orderid'] == order1:\n",
      "                    zhong = bike_dict[bikeid1][i+1]['data']*60*24+bike_dict[bikeid1][i+1]['minute']\n",
      "                    qi = bike_dict[bikeid1][i]['data']*60*24+bike_dict[bikeid1][i]['minute']\n",
      "                    detal = zhong-qi\n",
      "                    if detal<30:\n",
      "                        resultleak[bike_dict[bikeid1][i + 1]['geohashed_start_loc']] = leak1\n",
      "\n",
      "                    elif detal<2*60:\n",
      "                        resultleak[bike_dict[bikeid1][i + 1]['geohashed_start_loc']] = leak2  #4\n",
      "\n",
      "                    else:\n",
      "                        resultleak[bike_dict[bikeid1][i + 1]['geohashed_start_loc']] = leak3   #20\n",
      "            result = add2result(result,resultleak)\n",
      "        '''\n",
      "\n",
      "        #起点终点对的knn\n",
      "        if start1 in start_end_dict:\n",
      "            endDict = {}\n",
      "            resultqizhong={}\n",
      "            for eachAct in start_end_dict[start1]:\n",
      "                score = 0\n",
      "                score += (24-abs(hour1-eachAct['minute']/60))/24\n",
      "                score += (1-abs(isHoliday1-eachAct['isHoliday']))*0.4\n",
      "                if eachAct['geohashed_end_loc'] in endDict:\n",
      "                    endDict[eachAct['geohashed_end_loc']] += score\n",
      "                else:\n",
      "                    endDict[eachAct['geohashed_end_loc']] = score\n",
      "            hotLoc = sorted(endDict.items(),key = lambda x:x[1],reverse=True)\n",
      "            if len(hotLoc)>=1:\n",
      "                resultqizhong[hotLoc[0][0]] = 1000\n",
      "            if len(hotLoc) >= 2:\n",
      "                resultqizhong[hotLoc[1][0]] = 1001\n",
      "            if len(hotLoc) >= 3:\n",
      "                resultqizhong[hotLoc[2][0]] = 1002\n",
      "            result = add2result(result, resultqizhong)\n",
      "\n",
      "        #剔除不合理结果\n",
      "        for each in result:\n",
      "            distance = loc_2_dis(each,start1)\n",
      "            if distance > 2500:\n",
      "                result[each] = 1999\n",
      "\n",
      "\n",
      "        if start1 in result:\n",
      "            result[start1] = min(2000, result[start1])\n",
      "        else:\n",
      "            result[start1]=2000\n",
      "        result['fuck2'] = 2001\n",
      "        result['fuck3'] = 2002\n",
      "\n",
      "        bestResult = sorted(result.items(), key=lambda d: d[1])\n",
      "        string = rec['orderid']\n",
      "        num = 0\n",
      "        for item in bestResult:\n",
      "            #print(item)\n",
      "            string += ',' + item[0]\n",
      "            #print(item[0])\n",
      "            #print('---------')\n",
      "            # string += ':' + str(item[1]) + '\\t'\n",
      "            num += 1\n",
      "            if num == 3:\n",
      "                break\n",
      "        sub.write(string + '\\n')\n",
      "\n",
      "    sub.close()\n",
      "    print('ok')\n",
      "\n"
     ]
    },
    {
     "cell_type": "code",
     "execution_count": null,
     "metadata": {},
     "outputs": [
      {
       "name": "stdout",
       "output_type": "stream",
       "text": [
        "train done!\n",
        "test done!\n",
        "{'wx4gg04': 6.863956830498947, 'wx4g6zb': 15.408362758845826, 'wx4g6xy': 17.858345171627832, 'wx4g6z1': 17.95368378729303, 'wx4g6xe': 17.701868478265485}\n",
        "{'wx4eqfx': 0.0, 'wx4eu36': 8.884044920590176, 'wx4eqep': 13.979625293326185}\n",
        "{'wx4e5ye': 1.70701310980226, 'wx4e5yg': 6.3801059338284425}\n",
        "{'wx4equ4': 16.001700905432195, 'wx4dxtx': 4.1615641703377415, 'wx4eqsu': 16.11214170948095}\n",
        "{}\n",
        "{'wx4ew9t': 17.986993191395783, 'wx4ew9s': 13.780326701995753, 'wx4ewd9': 7.729659204727808}\n",
        "{'wx4ekbw': 2.0626900208895775, 'wx4ekcs': 6.169151361209598, 'wx4ekc1': 5.84705830462633}\n",
        "{'wx4f8mn': 5.756723307608205}\n",
        "{'wx4ffy2': 14.84126942116942, 'wx4g2nw': 15.23351466061543, 'wx4g2np': 16.039483517106596, 'wx4st8m': 9.885430164607694}\n",
        "{'wx4engu': 17.686634854451178}\n",
        "{'wx4er6q': 17.445736271103353, 'wx4erd2': 14.398456052341654}\n",
        "{}\n",
        "{'wx4ff61': 13.480222502278, 'wx4g5fd': 0.24330820434694753, 'wx4g5gm': 8.414315281588499, 'wx4ejmn': 13.84176850705229, 'wx4ff70': 15.558053235519179}\n",
        "{'wx4g5bt': 14.640243866511653, 'wx4g59q': 0.07486406287598356, 'wx4g59n': 3.013220405925328, 'wx4g757': 13.530333194391755}\n",
        "{'wx4dkju': 14.441634774326403, 'wx4ds52': 5.181654452761253, 'wx4ds53': 8.352994821872215}\n",
        "{'wx4eqs8': 15.65182695777583, 'wx4eq7f': 15.881606346224615}\n",
        "{'wx4sp8y': 4.13661571987162, 'wx4smpk': 15.179611828087788, 'wx4epg8': 14.761716818909635, 'wx4sp9n': 12.730554889427895, 'wx4spbe': 12.095997161809915, 'wx4epfg': 14.807242991451332}\n",
        "{'wx4f8mt': 2.8010041339107166, 'wx4f8mn': 8.668008587773377, 'wx4f8mq': 4.714611598929007, 'wx4f8mw': 7.75554478871992, 'wx4f8v8': 14.23659112230674, 'wx4f8mp': 1.9023593659122566, 'wx4f8t0': 5.482869017182322, 'wx4f8ty': 15.157384617933426, 'wx4f8tz': 9.793210345753856, 'wx4f8kg': 2.8633596665512506}\n",
        "{'wx4ej2v': 8.935030321293926, 'wx4g1mn': 11.196378113048524, 'wx4g1mh': 11.153512530451348, 'wx4epxk': 16.142289596238594}\n",
        "{'wx4g35r': 9.188184951815751, 'wx4epff': 13.856982116024765, 'wx4g35v': 3.6014593437538083}\n",
        "{'wx4f8ng': 8.57381937626042}\n",
        "{'wx4f8vh': 15.38706929349062, 'wx4f8vb': 10.544654919334613, 'wx4f8vj': 5.380038841016116, 'wx4en8y': 16.205962302987988}\n",
        "{'wx4g1zx': 14.920503517810547, 'wx4g32y': 14.799056599549868, 'wx4g334': 9.737512247020925}\n",
        "{'wx4uqc6': 13.396038455198347}\n",
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       ]
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      {
       "name": "stdout",
       "output_type": "stream",
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        "{'wx4ghcm': 15.669005437344993, 'wx4ghc9': 10.599949473133751, 'wx4g97q': 4.315354735630146}\n",
        "{'wx4g5dw': 15.06652052664842, 'wx4fv7e': 15.325434361413, 'wx4fvdd': 14.85047149562483, 'wx4g5fm': 15.070298098722073, 'wx4gj38': 15.06907775591077, 'wx4fvdm': 13.836301183815223, 'wx4fvd5': 9.922390424439287}\n",
        "{'wx4dsyj': 3.3665621047099443, 'wx49uhc': 14.723319890697178, 'wx4dsy4': 0.3743203143799198, 'wx4dswr': 8.76360161932528, 'wx4dsyh': 4.319732484017145}\n",
        "{'wx4dxdp': 5.720202096736881, 'wx4dxdk': 7.536134284708336, 'wx4dxdn': 7.347640803391771, 'wx4dxdu': 13.846442752926341}\n",
        "{'wx4duxu': 16.848946972124274}\n",
        "{'wx4ff6j': 13.507985319975747}\n",
        "{'wx4g492': 14.925996133972872}\n",
        "{'wx4e4z5': 14.609825448138707, 'wx4eh5y': 15.33435731505725, 'wx4ff23': 16.282299039637344, 'wx4e68r': 15.275307583311648, 'wx4ff13': 13.85239323612044}\n",
        "{'wx4gc36': 11.872157229054018, 'wx4gc6t': 9.707280864787583, 'wx4snub': 9.365976939226904, 'wx4snu8': 13.901804946118208}\n",
        "{'wx4ekbw': 11.570263679239577, 'wx4enb8': 14.804356603116952, 'wx4enbh': 10.941196405908244, 'wx4g48h': 14.101545993769452, 'wx4em20': 14.94888374416062}\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "text": [
        "{'wx4gd4m': 15.485509708338363, 'wx4g919': 15.627099809770748}\n",
        "{'wx4dw22': 15.982425435357946, 'wx4dq61': 14.64689370227436}\n",
        "{'wx4ep93': 14.769723378643398, 'wx4dxd0': 6.034834086399475, 'wx4ep3v': 5.898783943309846, 'wx4ep91': 19.24821882695468, 'wx4ep92': 6.629135185461145}\n",
        "{'wx4g9py': 15.455859840072781, 'wx4fbbf': 5.222871159014813}\n",
        "{}\n",
        "{'wx4drz4': 8.786545186695216, 'wx4f2ws': 17.163964037394457, 'wx4dryb': 2.8409428273935085}\n",
        "{'wx4dwhe': 10.30031244336297, 'wx4dwhr': 16.23446881702839, 'wx4dwj4': 20.163464812403117, 'wx4dwhc': 7.6808062361472995, 'wx4dwhq': 15.106514727985886}\n",
        "{'wx4gjsj': 3.014150268748242, 'wx4g3bm': 13.835123907992942, 'wx4ujqr': 14.716835290428598, 'wx4gjev': 3.017924890298082, 'wx4gjk3': 11.649521002432047}\n",
        "{'wx4expp': 12.649368451078244, 'wx4exr2': 11.984962924101655, 'wx4exqy': 12.760318599339751}\n",
        "{}\n",
        "{}\n",
        "{}\n",
        "{'wx4g4cf': 12.07725822272207}\n",
        "{'wx4dysg': 10.979862886180323, 'wx4dyt9': 10.865847480265213, 'wx4dy32': 15.502567445324397}\n",
        "{}\n",
        "{'wx4g4vg': 8.868394562564095, 'wx4g4vj': 13.467186402545607, 'wx4g4vn': 0.6924925816028509, 'wx4g4y5': 13.65163872986871, 'wx4g4vp': 7.010924998299982}\n",
        "{'wx4f5t0': 0.2592373057769417, 'wx4f5t7': 4.834805862660165, 'wx4f5n6': 6.405582013470819, 'wx4f5n9': 8.154741375185749}\n",
        "{'wx4dw43': 10.715700328241304, 'wx4dw51': 9.474369899357347, 'wx4dw4b': 9.44879972952977, 'wx4dw56': 9.429398423754906, 'wx4dw4s': 15.566685335346724, 'wx4dw5h': 13.56264314847955}\n",
        "{'wx4dtnr': 12.54061825400595, 'wx4dtjy': 15.569043130132277, 'wx4dtjr': 3.776123555499704, 'wx4dtmg': 8.76015071623199, 'wx4dtjx': 8.3353786454837, 'wx4dtm3': 2.6062266332365978, 'wx4dttr': 6.919799210244818, 'wx4dtjz': 13.155948484781778}\n",
        "{'wx4uqch': 10.135078806800776}\n",
        "{'wx4ffph': 9.935665017970647, 'wx4g2yy': 13.69010984651517, 'wx4ffnu': 13.850370106571605, 'wx4g2yw': 13.72435363813636}\n",
        "{'wx4g4qw': 4.654753633622665, 'wx4ucdt': 13.866837381842238}\n",
        "{}\n",
        "{'wx4gh9u': 18.396006029890824, 'wx4ejeu': 18.535471154015603, 'wx4ge2r': 11.775453339548715, 'wx4ffb1': 18.458546559247026}\n",
        "{'wx4fbwn': 14.011097379910733, 'wx4fcyr': 15.58939628732858, 'wx4g4yp': 7.206781187274408, 'wx4g5n0': 9.017345886998873, 'wx4g4yz': 11.955082869752262, 'wx4fbwd': 15.22890353663662, 'wx4fbw2': 10.531106741964026}\n",
        "{}\n",
        "{'wx4eqc6': 2.1346108377168944, 'wx4eqbg': 2.2264637439216615}\n",
        "{'wx4ej9n': 17.868885057740073, 'wx4ej9f': 18.493175705910012, 'wx4ejbg': 10.784902858047095, 'wx4ej8f': 16.393787547661756, 'wx4ej9r': 16.676421620540385}\n",
        "{'wx4fc92': 7.02215246529664, 'wx4fc2x': 4.820958077519618, 'wx4dzh9': 9.56222303919516, 'wx4fc3k': 12.742673366799645, 'wx4dzj6': 17.398285800829708}\n",
        "{'wx4g56d': 12.605314168350144}\n",
        "{'wx4dy4v': 8.978659765021389, 'wx4dy54': 18.94848475067515, 'wx4dy4c': 19.039662139731725, 'wx4dvgw': 13.925200692915595, 'wx4dy53': 9.642275966669207}\n",
        "{'wx4g490': 7.4925761003770575, 'wx4g492': 15.021658436870467, 'wx4g463': 5.5349222858617395}\n",
        "{'wx4g855': 13.868567647776004, 'wx4g84v': 13.490547752415953, 'wx4g94g': 14.99573384733893, 'wx4g84p': 15.442845385007963, 'wx4exut': 11.072619841847446}\n",
        "{'wx4cfw1': 13.906188601373334, 'wx4f79b': 3.014150268748242, 'wx4f7d0': 3.0202453895762242, 'wx4cfmy': 19.50277988958763}\n",
        "{'wx4f8vh': 15.128423594063722, 'wx4f8we': 0.13101211003297022}\n",
        "{'wx4g1fx': 9.743460951079589}\n",
        "{'wx4f8ke': 6.177346410906429, 'wx4ffwb': 9.657555207385142}\n",
        "{'wx4g327': 10.60555177313474, 'wx4g1ph': 4.35666787541712}\n",
        "{}\n",
        "{'wx4epez': 17.712204828371892, 'wx4epex': 12.245224446792118}\n",
        "{'wx4fyrx': 8.978170025790895, 'wx4gn8b': 14.76370996852545, 'wx4fytf': 19.00441599122674, 'wx4gn23': 8.25357413831915}\n",
        "{'wx4f8jd': 0.077771191733083, 'wx4f8jx': 7.064868303402013}\n",
        "{'wx4uq0p': 15.813527069916338, 'wx4uq1p': 16.1727278344468}\n",
        "{'wx4e4hs': 16.219789899955288, 'wx4e47g': 9.627760827349807, 'wx4e47e': 9.623336090104406, 'wx4e4np': 13.970838184567569, 'wx4e4hd': 8.020156614690347, 'wx4e4jz': 16.111272057998534}\n",
        "{'wx4fc81': 18.14272339722785, 'wx4f9ws': 6.922835822076965}\n",
        "{'wx4epv2': 19.380983278396915, 'wx4eqc9': 7.5429904656867315, 'wx4eqcd': 7.047423553846919}\n",
        "{'wx4g0ns': 16.52446132492749, 'wx4dwhm': 4.981058693306021}\n",
        "{'wx4dy3d': 2.5720730667589224, 'wx4dy4p': 3.333502909909562}\n",
        "{}\n",
        "{'wx4dwe5': 7.441867771527728, 'wx4dw5k': 6.0017124069720635, 'wx4d5yn': 9.198491900807246, 'wx4dw5n': 16.302460558038455, 'wx4dw5g': 7.883462699257823, 'wx4d5z0': 13.47885819868511, 'wx4dw5m': 13.890259746025341, 'wx4dw5e': 4.543981219432648}\n",
        "{'wx4erym': 16.02127021572041, 'wx4g41n': 3.728544876953152, 'wx4g2j8': 14.424998038161732}\n",
        "{}\n",
        "{}\n",
        "{'wx4gjk3': 4.409359842520016}\n",
        "{'wx4ejvw': 3.0230276374832132, 'wx4ejvq': 4.4071346452418405}\n"
       ]
      }
     ],
     "source": [
      "training(r'F:\\data\\mobike\\train.csv', r'F:\\data\\mobike\\test.csv', r'F:\\data\\mobike\\submission.csv' )"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "### 用dict保存信息\n",
      "#user_habit_dict:每个用户的乘车记录:起点,终点,距离\n",
      "user_habit_dict={}\n",
      "\n",
      "#start_end_dict:每条记录的起点,终点对\n",
      "start_end_dict={}\n",
      "\n",
      "#end_start_dict:每条记录的起点,终点对\n",
      "end_start_dict={}\n",
      "\n",
      "#user_habit_dict_test:test中每个用户的记录\n",
      "user_habit_dict_test={}\n",
      "\n",
      "#bike_dict:bike中的记录\n",
      "bike_dict={}\n"
     ]
    },
    {
     "cell_type": "code",
     "execution_count": 12,
     "metadata": {},
     "outputs": [
      {
       "name": "stdout",
       "output_type": "stream",
       "text": [
        "[{'geohashed_start_loc': 'wx4dnu8', 'isHoliday': 0, 'biketype': '1', 'bikeid': '329100', 'minute': 1161, 'orderid': '3162575', 'data': 10, 'starttime': '2017/5/11 19:21', 'userid': '1027944', 'geohashed_end_loc': 'wx4dng7'}, {'geohashed_start_loc': 'wx4dnu8', 'isHoliday': 0, 'biketype': '1', 'bikeid': '329100', 'minute': 1161, 'orderid': '3162575', 'data': 10, 'starttime': '2017/5/11 19:21', 'userid': '1027944', 'geohashed_end_loc': 'wx4dng7'}, {'geohashed_start_loc': 'wx4dnu8', 'isHoliday': 0, 'biketype': '1', 'bikeid': '329100', 'minute': 1161, 'orderid': '3162575', 'data': 10, 'starttime': '2017/5/11 19:21', 'userid': '1027944', 'geohashed_end_loc': 'wx4dng7'}]\n"
       ]
      }
     ],
     "source": [
      "from random import choice\n",
      "#print(user_habit_dict[choice(list(user_habit_dict.keys()))]) #随即打印一条看看\n",
      "print(start_end_dict[choice(list(start_end_dict.keys()))]) #随即打印一条看看"
     ]
    },
    {
     "cell_type": "code",
     "execution_count": null,
     "metadata": {},
     "outputs": [],
     "source": []
    }
   ],
   "metadata": {
    "kernelspec": {
     "display_name": "Python 3",
     "language": "python",
     "name": "python3"
    },
    "language_info": {
     "codemirror_mode": {
      "name": "ipython",
      "version": 3
     },
     "file_extension": ".py",
     "mimetype": "text/x-python",
     "name": "python",
     "nbconvert_exporter": "python",
     "pygments_lexer": "ipython3",
     "version": "3.5.4"
    }
   },
   "nbformat": 4,
   "nbformat_minor": 2
  }
  