【开源】2024最新python豆瓣电影数据爬虫+可视化分析项目

项目介绍

【开源】项目基于python+pandas+flask+mysql等技术实现豆瓣电影数据获取及可视化分析展示，觉得有用的朋友可以来个一键三连，感谢！！！

项目演示

项目截图

• 首页
  
• 列表页
  
• 爬虫演示
  

项目地址

https://github.com/mudfish/python-douban-view

项目结构

核心模块

电影爬虫

"""
异步并发爬虫
"""

# 本次运行获取的最大页数
MAX_PAGES = 5
# 进度控制文件
PAGE_PROGRESS_FILE = "page_progress.json"
# 电影类型
MOVIE_TYPES = ["剧情", "喜剧", "动作", "爱情", "科幻", "动画"]
# CSV文件名
CSV_NAME = "movie_data.csv"
# CSV头
CSV_HEADS = [
    "id",
    "movie_id",
    "title",
    "year",
    "directors",
    "casts",
    "rating",
    "cover",
    "country",
    "summary",
    "types",
    "lang",
    "release_date",
    "time",
    "url",
]
# 上映日期匹配正则，剔除非数字和-
RELEASE_DATE_REMOVE_RE = r"[^0-9-]"

engine = create_engine("mysql+pymysql://root:123456@127.0.0.1:3306/db_douban")


def get_id():
    return str(random.randint(1, 100000000)) + str(time.time()).split(".")[1].strip()


class Spider:
    def __init__(self):
        self.movie_page_url = "https://m.douban.com/rexxar/api/v2/movie/recommend?"
        self.movie_detail_url = "https://movie.douban.com/subject/{}/"
        self.headers = {
            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36",
            "Referer": "https://movie.douban.com/explore",
        }
        self.movie_types = MOVIE_TYPES
        self.page_progress = {}
        # 需要抓取的页面数
        self.total_pages = 0
        self.completed_pages = 0
        self.global_progress_bar = None

    def init(self):
        # 每次跑之前，先删除之前的csv文件
        if os.path.exists(CSV_NAME):
            os.remove(CSV_NAME)
        with open(CSV_NAME, "w", newline="", encoding="utf-8") as writer_f:
            writer = csv.writer(writer_f)
            writer.writerow(CSV_HEADS)

    def load_page_progress(self):
        if os.path.exists(PAGE_PROGRESS_FILE):
            with open(PAGE_PROGRESS_FILE, "r", encoding="utf-8") as f:
                # 判断文件内容是否为空
                if os.stat(PAGE_PROGRESS_FILE).st_size == 0:
                    # 初始化页面进度
                    print("初始化页面进度")
                    self.page_progress = {}
                    self.save_page_progress()
                else:
                    self.page_progress = json.load(f)

    def save_page_progress(self):
        with open(PAGE_PROGRESS_FILE, "w", encoding="utf-8") as f:
            json.dump(self.page_progress, f, ensure_ascii=False)

    async def get_movie_pages(self, session, type_name):
        start_page = self.page_progress.get(type_name, 1)
        if start_page <= MAX_PAGES:
            for page in range(start_page, MAX_PAGES + 1):
                # print(f'{type_name}第{page}页：')
                start_time = time.time()
                params = {"start": (page - 1) * 20, "count": 10, "tags": type_name}
                try:
                    async with session.get(
                        self.movie_page_url, headers=self.headers, params=params
                    ) as resp:
                        resp.raise_for_status()
                        respJson = await resp.json()
                        movie_list = respJson["items"]
                        for i, m in enumerate(movie_list):
                            if m["type"] == "movie":
                                await self.process_movie(session, m)
                                # progress_bar.update(round(1/len(movie_list)))
                        self.page_progress[type_name] = page + 1
                        # 记录进度
                        self.save_page_progress()
                        # 刷新全局进度
                        self.update_global_progress()
                except Exception as e:
                    print(f"处理:{type_name}第{page}页失败: {e}")
                    traceback.print_exc()
                    continue

    async def process_movie(self, session, movie):
        movie_data = []
        movie_data.append(get_id())
        movie_data.append(movie["id"])
        movie_data.append(movie["title"])
        movie_data.append(movie["year"])
        async with session.get(
            self.movie_detail_url.format(movie["id"]), headers=self.headers
        ) as resp:
            resp.raise_for_status()
            html_text = await resp.text()
        path = etree.HTML(html_text)
        # 导演
        movie_data.append(",".join(path.xpath('//a[@rel="v:directedBy"]/text()')))
        # 主演
        movie_data.append(",".join(path.xpath('//a[@rel="v:starring"]/text()')))
        # 评分
        movie_data.append(path.xpath('//strong[@property="v:average"]/text()')[0])
        # 封面
        movie_data.append(path.xpath('//img[@rel="v:image"]/@src')[0])
        # 国家
        movie_data.append(
            path.xpath(
                '//span[contains(text(),"制片国家")]/following-sibling::br[1]/preceding-sibling::text()[1]'
            )[0].replace(" / ", ",")
        )
        # 摘要
        movie_data.append(path.xpath('//span[@property="v:summary"]/text()')[0].strip())
        # 类型
        movie_data.append(
            ",".join(path.xpath('//div[@id="info"]/span[@property="v:genre"]/text()'))
        )
        # 语言
        movie_data.append(
            path.xpath(
                '//span[contains(text(),"语言")]/following-sibling::br[1]/preceding-sibling::text()[1]'
            )[0]
        )
        # 上映日期
        movie_data.append(
            re.sub(
                RELEASE_DATE_REMOVE_RE,
                "",
                path.xpath('//span[@property="v:initialReleaseDate"]/text()')[0][:10],
            )
        )
        # 时长（空处理）
        # print(movie["id"])
        movie_time = path.xpath('//span[@property="v:runtime"]/text()')
        if len(movie_time) > 0:
            movie_data.append(movie_time[0])
        else:
            movie_data.append("")
        # url
        movie_data.append(self.movie_detail_url.format(movie["id"]))
        self.save_to_csv(movie_data)

    def save_to_csv(self, row):
        with open(CSV_NAME, "a", newline="", encoding="utf-8") as f:
            writer = csv.writer(f)
            writer.writerow(row)

    def clean_csv(self):
        print("===========清理数据============")
        df = pd.read_csv(CSV_NAME, encoding="utf-8")
        df.drop_duplicates(subset=["movie_id"], keep="first", inplace=True)
        print("存储到数据库...")
        df.to_sql("tb_movie", con=engine, index=False, if_exists="append")
        print("清理重复数据...")
        engine.connect().execute(
            text(
                "delete t1 from tb_movie t1 inner join (select min(id) as id,movie_id from tb_movie group by movie_id having count(*) > 1) t2 on t1.movie_id=t2.movie_id where t1.id>t2.id"
            )
        )

    def update_global_progress(self):
        self.completed_pages += 1
        # print(self.completed_pages)
        self.global_progress_bar.update(1)
        self.global_progress_bar.refresh()

    async def run(self):
        self.init()
        self.load_page_progress()
        # self.total_pages = MAX_PAGES*len(MOVIE_TYPES) - sum(self.page_progress.get(type_name, 1) for type_name in MOVIE_TYPES)
        for type_name in MOVIE_TYPES:
            if MAX_PAGES > self.page_progress.get(type_name, 1):
                self.total_pages += MAX_PAGES + 1 - self.page_progress.get(type_name, 1)
        print(self.total_pages)
        if self.total_pages > 0:
            self.global_progress_bar = tqdm(
                total=self.total_pages, desc="progress", unit="page", colour="GREEN"
            )

            async with aiohttp.ClientSession() as session:
                tasks = [
                    self.get_movie_pages(session, type_name)
                    for type_name in self.movie_types
                ]
                await asyncio.gather(*tasks)
            # 请求结束后，清空页面进度
            # self.page_progress = {}
            # self.save_page_progress()
            self.global_progress_bar.close()
            self.clean_csv()


if __name__ == "__main__":
    loop = asyncio.get_event_loop()
    spider = Spider()
    loop.run_until_complete(spider.run())

电影可视化

接口代码

from flask import Flask, render_template, request, redirect, url_for, session
from utils import db_query


app = Flask(__name__)
app.secret_key = "mysessionkey"


# 统一请求拦截
@app.before_request
def before_request():
    # 利用正则匹配，如果/static开头和/login, /logout,/register的请求，则不拦截;其他的判断是否已登录
    if (
        request.path.startswith("/static")
        or request.path == "/login"
        or request.path == "/logout"
        or request.path == "/register"
    ):
        return
    # 如果没有登录，则跳转到登录页面
    if not session.get("login_username"):
        return redirect(url_for("login"))


# 首页
@app.route("/")
def index():
    # 获取电影统计数据
    movie_stats = db_query.fetch_movie_statistics()
    # 获取电影分类统计
    movie_type_distribution = db_query.fetch_movie_type_distribution()
    # 获取电影评分统计
    movie_rating_distribution = db_query.fetch_movie_rating_distribution()
    print(movie_rating_distribution)
    return render_template(
        "index.html",
        login_username=session.get("login_username"),
        movie_stats=movie_stats,
        movie_type_distribution=movie_type_distribution,
        movie_rating_distribution=movie_rating_distribution,
    )


# 登录
@app.route("/login", methods=["GET", "POST"])
def login():
    if request.method == "POST":
        req_params = dict(request.form)
        # 判断用户名密码是否正确
        sql = "SELECT * FROM `tb_user` WHERE `username` = %s AND `password` = %s"
        params = (req_params["username"], req_params["password"])
        if len(db_query.query(sql, params)) > 0:
            # 存储session
            session["login_username"] = req_params["username"]
            return redirect(url_for("index"))
        else:
            return render_template(
                "error.html",
                error="用户名或密码错误",
            )
    elif request.method == "GET":
        return render_template("login.html")


# 退出
@app.route("/logout")
def logout():
    session.pop("login_username", None)
    return redirect(url_for("index"))


# 注册
@app.route("/register", methods=["GET", "POST"])
def register():
    if request.method == "POST":
        req_params = dict(request.form)
        if req_params["password"] == req_params["password_confirm"]:
            # 判断是否已存在该用户名
            sql = "SELECT * FROM `tb_user` WHERE `username` = %s"
            params = (req_params["username"],)
            result = db_query.query(sql, params)
            if len(result) > 0:
                return render_template(
                    "error.html",
                    error="用户名已存在",
                )
            sql = "INSERT INTO `tb_user` (`username`, `password`) VALUES (%s, %s)"
            params = (
                req_params["username"],
                req_params["password"],
            )
            db_query.query(sql, params, db_query.QueryType.NO_SELECT)
            return redirect(url_for("login"))
        else:
            return render_template(
                "error.html",
                error="两次密码输入不一致",
            )
    elif request.method == "GET":
        return render_template("register.html")


@app.route("/list")
def movie_list():
    # 查询数据库获取电影列表
    movies = db_query.fetch_movie_list()  # 假设此函数返回一个包含电影信息的列表
    # 渲染并返回list.html，同时传递movies数据
    return render_template(
        "list.html", login_username=session.get("login_username"), movies=movies
    )


@app.errorhandler(404)
def page_not_found(error):
    return render_template("404.html"), 404


@app.errorhandler(500)
def system_error(error):
    return render_template("500.html"), 500


if __name__ == "__main__":
    # 静态文件缓存自动刷新
    app.jinja_env.auto_reload = True
    app.run(host="127.0.0.1", port=8002, debug=True)

首页

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" 
    content="IE=edge" />
    <meta
      name="viewport"
      content="width=device-width, initial-scale=1, shrink-to-fit=no"
    />
    <meta name="description" content="" />
    <meta name="author" content="" />

    <title>首页</title>

    <!-- Custom fonts for this template-->
    <link
      href="/static/vendor/fontawesome-free/css/all.min.css"
      rel="stylesheet"
      type="text/css"
    />
    <link
      href="https://fonts.googleapis.com/css?family=Nunito:200,200i,300,300i,400,400i,600,600i,700,700i,800,800i,900,900i"
      rel="stylesheet"
    />

    <!-- Custom styles for this template-->
    <link href="/static/css/sb-admin-2.min.css" rel="stylesheet" />
  </head>

  <body id="page-top">
    <!-- Page Wrapper -->
    <div id="wrapper">
      <!-- Sidebar -->
      <ul
        class="navbar-nav bg-gradient-primary sidebar sidebar-dark accordion"
        id="accordionSidebar"
      >
        <!-- Sidebar - Brand -->
        <a
          class="sidebar-brand d-flex align-items-center justify-content-center"
          href="index.html"
        >
          <div class="sidebar-brand-icon rotate-n-15">
            <i class="fas fa-laugh-wink"></i>
          </div>
          <div class="sidebar-brand-text mx-3">豆瓣电影可视化</div>
        </a>

        <!-- Divider -->
        <hr class="sidebar-divider my-0" />

        <!-- Nav Item - Dashboard -->
        <li class="nav-item active">
          <a class="nav-link" href="/">
            <i class="fas fa-fw fa-tachometer-alt"></i>
            <span>首页</span></a
          >
        </li>

        <!-- 列表 -->
        <li class="nav-item">
          <a class="nav-link" href="/list">
            <i class="fas fa-fw fa-table"></i>
            <span>电影列表</span></a
          >
        </li>

        <!-- Divider -->
        <hr class="sidebar-divider d-none d-md-block" />

        <!-- Sidebar Toggler (Sidebar) -->
        <div class="text-center d-none d-md-inline">
          <button class="rounded-circle border-0" id="sidebarToggle"></button>
        </div>
      </ul>
      <!-- End of Sidebar -->

      <!-- Content Wrapper -->
      <div id="content-wrapper" class="d-flex flex-column">
        <!-- Main Content -->
        <div id="content">
          <!-- Topbar -->
          <nav
            class="navbar navbar-expand navbar-light bg-white topbar mb-4 static-top shadow"
          >
            <!-- Sidebar Toggle (Topbar) -->
            <button
              id="sidebarToggleTop"
              class="btn btn-link d-md-none rounded-circle mr-3"
            >
              <i class="fa fa-bars"></i>
            </button>

            <!-- Topbar Search -->
            <!-- <form class="d-none d-sm-inline-block form-inline mr-auto ml-md-3 my-2 my-md-0 mw-100 navbar-search">
            <div class="input-group">
              <input type="text" class="form-control bg-light border-0 small" placeholder="Search for..." aria-label="Search" aria-describedby="basic-addon2">
              <div class="input-group-append">
                <button class="btn btn-primary" type="button">
                  <i class="fas fa-search fa-sm"></i>
                </button>
              </div>
            </div>
          </form> -->

            <!-- Topbar Navbar -->
            <ul class="navbar-nav ml-auto">
              <div class="topbar-divider d-none d-sm-block"></div>

              <!-- Nav Item - User Information -->
              <li class="nav-item dropdown no-arrow">
                <a
                  class="nav-link dropdown-toggle"
                  href="#"
                  id="userDropdown"
                  role="button"
                  data-toggle="dropdown"
                  aria-haspopup="true"
                  aria-expanded="false"
                >
                  <span class="mr-2 d-none d-lg-inline text-gray-600 small"
                    >{{login_username}}</span
                  >
                  <img
                    class="img-profile rounded-circle"
                    src="/static/img/avatar.png"
                  />
                </a>
                <!-- Dropdown - User Information -->
                <div
                  class="dropdown-menu dropdown-menu-right shadow animated--grow-in"
                  aria-labelledby="userDropdown"
                >
                  <a
                    class="dropdown-item"
                    href="#"
                    data-toggle="modal"
                    data-target="#logoutModal"
                  >
                    <i
                      class="fas fa-sign-out-alt fa-sm fa-fw mr-2 text-gray-400"
                    ></i>
                    Logout
                  </a>
                </div>
              </li>
            </ul>
          </nav>
          <!-- End of Topbar -->

          <!-- Begin Page Content -->
          <div class="container-fluid">
            <!-- Page Heading -->
            <!-- <div class="d-sm-flex align-items-center justify-content-between mb-4">
            <h1 class="h3 mb-0 text-gray-800">Dashboard</h1>
            <a href="#" class="d-none d-sm-inline-block btn btn-sm btn-primary shadow-sm"><i class="fas fa-download fa-sm text-white-50"></i> Generate Report</a>
          </div> -->

            <!-- Content Row -->
            <div class="row">
              <!-- Earnings (Monthly) Card Example -->
              <div class="col-xl-3 col-md-6 mb-4">
                <div class="card border-left-primary shadow h-100 py-2">
                  <div class="card-body">
                    <div class="row no-gutters align-items-center">
                      <div class="col mr-2">
                        <div
                          class="font-weight-bold text-primary text-uppercase mb-1"
                        >
                          电影总数
                        </div>
                        <div class="h5 mb-0 font-weight-bold text-gray-800">
                          {{ movie_stats['total_movies'] }}
                        </div>
                      </div>
                      <div class="col-auto">
                        <i class="fas fa-calendar fa-2x text-gray-300"></i>
                      </div>
                    </div>
                  </div>
                </div>
              </div>

              <!-- Earnings (Monthly) Card Example -->
              <div class="col-xl-3 col-md-6 mb-4">
                <div class="card border-left-success shadow h-100 py-2">
                  <div class="card-body">
                    <div class="row no-gutters align-items-center">
                      <div class="col mr-2">
                        <div
                          class="font-weight-bold text-success text-uppercase mb-1"
                        >
                          电影最高评分
                        </div>
                        <div class="h5 mb-0 font-weight-bold text-gray-800">
                          {{ movie_stats['highest_rating'] }}
                        </div>
                      </div>
                      <div class="col-auto">
                        <i class="fas fa-dollar-sign fa-2x text-gray-300"></i>
                      </div>
                    </div>
                  </div>
                </div>
              </div>

              <!-- Earnings (Monthly) Card Example -->
              <div class="col-xl-3 col-md-6 mb-4">
                <div class="card border-left-info shadow h-100 py-2">
                  <div class="card-body">
                    <div class="row no-gutters align-items-center">
                      <div class="col mr-2">
                        <div
                          class="font-weight-bold text-info text-uppercase mb-1"
                        >
                          出演最多演员
                        </div>
                        <div class="row no-gutters align-items-center">
                          <div class="col-auto">
                            <div
                              class="h5 mb-0 mr-3 font-weight-bold text-gray-800"
                            >
                              {{ movie_stats['most_popular_cast'] }}
                            </div>
                          </div>
                          <div class="col">
                            <div class="progress progress-sm mr-2">
                              <div
                                class="progress-bar bg-info"
                                role="progressbar"
                                style="width: 50%"
                                aria-valuenow="50"
                                aria-valuemin="0"
                                aria-valuemax="100"
                              ></div>
                            </div>
                          </div>
                        </div>
                      </div>
                      <div class="col-auto">
                        <i
                          class="fas fa-clipboard-list fa-2x text-gray-300"
                        ></i>
                      </div>
                    </div>
                  </div>
                </div>
              </div>

              <!-- Pending Requests Card Example -->
              <div class="col-xl-3 col-md-6 mb-4">
                <div class="card border-left-warning shadow h-100 py-2">
                  <div class="card-body">
                    <div class="row no-gutters align-items-center">
                      <div class="col mr-2">
                        <div
                          class="font-weight-bold text-warning text-uppercase mb-1"
                        >
                          制片最多国家
                        </div>
                        <div class="h5 mb-0 font-weight-bold text-gray-800">
                          {{ movie_stats['most_common_country'] }}
                        </div>
                      </div>
                      <div class="col-auto">
                        <i class="fas fa-comments fa-2x text-gray-300"></i>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
            </div>

            <!-- Content Row -->

            <div class="row">
              <!-- Area Chart -->
              <div class="col-xl-6 col-lg-6">
                <div class="card shadow mb-4">
                  <!-- Card Header - Dropdown -->
                  <div
                    class="card-header py-3 d-flex flex-row align-items-center justify-content-between"
                  >
                    <h6 class="m-0 font-weight-bold text-primary">
                      电影分类统计
                    </h6>
                  </div>
                  <!-- Card Body -->
                  <div class="card-body">
                    <div
                      id="movie_type_chart"
                      style="width: 100%; height: 450px"
                    ></div>
                    <!-- <div class="chart-area">
                      
                    </div> -->
                  </div>
                </div>
              </div>

              <!-- Line Chart -->
              <div class="col-xl-6 col-lg-6">
                <div class="card shadow mb-4">
                  <!-- Card Header - Dropdown -->
                  <div
                    class="card-header py-3 d-flex flex-row align-items-center justify-content-between"
                  >
                    <h6 class="m-0 font-weight-bold text-primary">
                      电影评分统计
                    </h6>
                    <div class="dropdown no-arrow">
                      <a
                        class="dropdown-toggle"
                        href="#"
                        role="button"
                        id="dropdownMenuLink"
                        data-toggle="dropdown"
                        aria-haspopup="true"
                        aria-expanded="false"
                      >
                        <i
                          class="fas fa-ellipsis-v fa-sm fa-fw text-gray-400"
                        ></i>
                      </a>
                      <div
                        class="dropdown-menu dropdown-menu-right shadow animated--fade-in"
                        aria-labelledby="dropdownMenuLink"
                      >
                        <div class="dropdown-header">Dropdown Header:</div>
                        <a class="dropdown-item" href="#">Action</a>
                        <a class="dropdown-item" href="#">Another action</a>
                        <div class="dropdown-divider"></div>
                        <a class="dropdown-item" href="#"
                          >Something else here</a
                        >
                      </div>
                    </div>
                  </div>
                  <!-- Card Body -->
                  <div class="card-body">
                    <div
                    id="movie_score_chart"
                    style="width: 100%; height: 450px"
                  ></div>
                  </div>
                </div>
              </div>
            </div>

            <!-- Content Row -->
           
          </div>
          <!-- /.container-fluid -->
        </div>
        <!-- End of Main Content -->

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              <span
                >@Laoxu Open Source.<a
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                  >Github</a
                ></span
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    <!-- Scroll to Top Button-->
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      <i class="fas fa-angle-up"></i>
    </a>

    <!-- Logout Modal-->
    <div
      class="modal fade"
      id="logoutModal"
      tabindex="-1"
      role="dialog"
      aria-labelledby="exampleModalLabel"
      aria-hidden="true"
    >
      <div class="modal-dialog" role="document">
        <div class="modal-content">
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            <h5 class="modal-title" id="exampleModalLabel">Ready to Leave?</h5>
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              class="close"
              type="button"
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            >
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            </button>
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          <!-- <div class="modal-body">Select "Logout" below if you are ready to end your current session.</div> -->
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              class="btn btn-secondary"
              type="button"
              data-dismiss="modal"
            >
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            </button>
            <a class="btn btn-primary" href="/logout">Logout</a>
          </div>
        </div>
      </div>
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    <!-- Bootstrap core JavaScript-->
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    <script src="/static/vendor/bootstrap/js/bootstrap.bundle.min.js"></script>

    <!-- Core plugin JavaScript-->
    <script src="/static/vendor/jquery-easing/jquery.easing.min.js"></script>

    <!-- Custom scripts for all pages-->
    <script src="/static/js/sb-admin-2.min.js"></script>

    <!-- Page level plugins -->
    <script src="/static/vendor/chart.js/Chart.min.js"></script>

    <!-- Page level custom scripts -->
    <script src="/static/js/demo/chart-area-demo.js"></script>
    <script src="/static/js/demo/chart-pie-demo.js"></script>

    <script src="/static/js/echarts.min.js"></script>

    <script>
      var chartDom = document.getElementById("movie_type_chart");
      var myChart = echarts.init(chartDom);
      var option;
      var movieTypeData = {{ movie_type_distribution|tojson }};
      // console.log(movieTypeData)

      option = {
        title: {
          text: "",
          subtext: "来源：豆瓣数据",
          left: "center",
        },
        tooltip: {
          trigger: "item",
        },
        legend: {
          orient: "vertical",
          left: "left",
        },
        series: [
          {
            name: "Access From",
            type: "pie",
            radius: "50%",
            data: movieTypeData,
            emphasis: {
              itemStyle: {
                shadowBlur: 10,
                shadowOffsetX: 0,
                shadowColor: "rgba(0, 0, 0, 0.5)",
              },
            },
          },
        ],
      };

      option && myChart.setOption(option);
    </script>

    <script>
      var chartDom = document.getElementById("movie_score_chart");
      var myChart = echarts.init(chartDom);
      var option;
      var ratingData = {{ movie_rating_distribution|tojson }};
      console.log(ratingData)

      option = {
        title: {
          text: "",
          subtext: "来源：豆瓣数据",
          left: "center",
        },
        xAxis: {
          type: "category",
          boundaryGap: false,
          data: ratingData.map(item => item[0]),
        },
        yAxis: {
          type: "value",
        },
        series: [
          {
            data: ratingData.map(item => item[1]),
            type: "line",
            areaStyle: {},
          },
        ],
        tooltip: {
              trigger: 'axis', //坐标轴触发，主要在柱状图，折线图等会使用类目轴的图表中使用
              axisPointer: {// 坐标轴指示器，坐标轴触发有效
                type: 'shadow' // 默认为直线，可选为：'line' | 'shadow'
              }
            },
      };

      option && myChart.setOption(option);
    </script>
  </body>
</html>