{"id":935519,"date":"2024-12-26T18:55:04","date_gmt":"2024-12-26T10:55:04","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/935519.html"},"modified":"2024-12-26T18:55:07","modified_gmt":"2024-12-26T10:55:07","slug":"python%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%aesplash","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/935519.html","title":{"rendered":"python\u5982\u4f55\u914d\u7f6esplash"},"content":{"rendered":"

\"python\u5982\u4f55\u914d\u7f6esplash\"<\/p>\n

\u914d\u7f6ePython\u4e0eSplash\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u5b89\u88c5Splash\u3001\u5b89\u88c5Python\u5ba2\u6237\u7aef\u3001\u914d\u7f6eDocker\u3001\u7f16\u5199Python\u811a\u672c\u3002<\/strong> \u5176\u4e2d\uff0c\u5b89\u88c5Splash<\/strong>\u662f\u6700\u57fa\u7840\u7684\u4e00\u6b65\uff0cSplash\u662f\u4e00\u4e2aJavaScript\u6e32\u67d3\u670d\u52a1\uff0c\u901a\u5e38\u4f7f\u7528Docker\u8fdb\u884c\u5b89\u88c5\u3002\u63a5\u4e0b\u6765\u662f\u5b89\u88c5Python\u5ba2\u6237\u7aef\uff0c\u901a\u5e38\u4f7f\u7528\u7684\u662fscrapy-splash\u5e93\u3002\u914d\u7f6eDocker<\/strong>\u662f\u4e3a\u4e86\u786e\u4fddSplash\u80fd\u591f\u5728Docker\u5bb9\u5668\u4e2d\u8fd0\u884c\uff0c\u5e76\u4e14\u80fd\u591f\u901a\u8fc7\u7f51\u7edc\u8bbf\u95ee\u3002\u6700\u540e\uff0c\u9700\u8981\u7f16\u5199Python\u811a\u672c<\/strong>\uff0c\u4f7f\u7528scrapy-splash\u5e93\u6765\u53d1\u9001\u8bf7\u6c42\u548c\u5904\u7406JavaScript\u6e32\u67d3\u7684\u7f51\u9875\u6570\u636e\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u8be6\u7ec6\u63cf\u8ff0\u6bcf\u4e2a\u6b65\u9aa4\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b89\u88c5Splash<\/h3>\n<\/p>\n

Splash\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684JavaScript\u6e32\u67d3\u670d\u52a1\uff0c\u901a\u5e38\u7528\u4e8e\u7f51\u7edc\u722c\u866b\u4e2d\u5904\u7406\u52a8\u6001\u7f51\u9875\u3002\u4e3a\u4e86\u5728Python\u4e2d\u4f7f\u7528Splash\uff0c\u9996\u5148\u9700\u8981\u5b89\u88c5\u5b83\u3002Splash\u53ef\u4ee5\u901a\u8fc7Docker\u6765\u5b89\u88c5\uff0c\u8fd9\u662f\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3aDocker\u53ef\u4ee5\u5e2e\u52a9\u7ba1\u7406Splash\u7684\u4f9d\u8d56\u5e76\u786e\u4fdd\u5176\u5728\u4efb\u4f55\u73af\u5883\u4e0b\u90fd\u80fd\u4e00\u81f4\u5730\u8fd0\u884c\u3002<\/p>\n<\/p>\n

    \n
  1. \n

    \u5b89\u88c5Docker<\/strong>\uff1a\u5982\u679c\u8fd8\u6ca1\u6709\u5b89\u88c5Docker\uff0c\u4f60\u9700\u8981\u5148\u5b89\u88c5Docker\u3002Docker\u662f\u4e00\u79cd\u5bb9\u5668\u5316\u6280\u672f\uff0c\u53ef\u4ee5\u8ba9\u5e94\u7528\u7a0b\u5e8f\u5728\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u865a\u62df\u5316\u73af\u5883\u4e2d\u8fd0\u884c\u3002\u4f60\u53ef\u4ee5\u5728Docker\u7684\u5b98\u65b9\u7f51\u7ad9\u4e0a\u627e\u5230\u9002\u5408\u4f60\u64cd\u4f5c\u7cfb\u7edf\u7684\u5b89\u88c5\u6307\u5357\u3002<\/p>\n<\/p>\n<\/li>\n

  2. \n

    \u62c9\u53d6Splash\u955c\u50cf<\/strong>\uff1a\u5728\u7ec8\u7aef\u4e2d\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u4e0b\u8f7dSplash\u7684Docker\u955c\u50cf\uff1a<\/p>\n<\/p>\n

    docker pull scrapinghub\/splash<\/p>\n
    <\/code><\/pre>\n<\/p>\n<\/li>\n
  3. \n
    \u8fd0\u884cSplash\u5bb9\u5668<\/strong>\uff1a\u4e0b\u8f7d\u5b8c\u6210\u540e\uff0c\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8Splash\uff1a<\/p>\n<\/p>\n
    docker run -p 8050:8050 scrapinghub\/splash<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u5c06\u542f\u52a8Splash\u670d\u52a1\uff0c\u5e76\u5728\u672c\u5730\u4e3b\u673a\u76848050\u7aef\u53e3\u4e0a\u8fd0\u884c\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
    \u4e8c\u3001\u5b89\u88c5Python\u5ba2\u6237\u7aef<\/h3>\n<\/p>\n
    \u4e3a\u4e86\u5728Python\u4e2d\u4f7f\u7528Splash\uff0c\u4f60\u9700\u8981\u5b89\u88c5scrapy-splash\u5e93\uff0c\u8fd9\u662f\u4e00\u4e2aScrapy\u7684\u63d2\u4ef6\uff0c\u80fd\u591f\u8ba9Scrapy\u4e0eSplash\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<\/p>\n
      \n
    1. \n
      \u5b89\u88c5scrapy-splash<\/strong>\uff1a\u5728\u4f60\u7684Python\u73af\u5883\u4e2d\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n
      pip install scrapy-splash<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n
    2. \n
      \u914d\u7f6eScrapy\u9879\u76ee<\/strong>\uff1a\u5728Scrapy\u9879\u76ee\u7684settings.py\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n<\/p>\n
      SPLASH_URL = 'http:\/\/localhost:8050'<\/p>\n
      DOWNLOADER_MIDDLEWARES = {<\/p>\n
          'scrapy_splash.SplashCookiesMiddleware': 723,<\/p>\n
          'scrapy_splash.SplashMiddleware': 725,<\/p>\n
          'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware': 810,<\/p>\n
      }<\/p>\n
      SPIDER_MIDDLEWARES = {<\/p>\n
          'scrapy_splash.SplashDeduplicateArgsMiddleware': 100,<\/p>\n
      }<\/p>\n
      DUPEFILTER_CLASS = 'scrapy_splash.SplashAwareDupeFilter'<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
      \u4e09\u3001\u914d\u7f6eDocker<\/h3>\n<\/p>\n
      \u4f7f\u7528Docker\u6765\u8fd0\u884cSplash\u662f\u56e0\u4e3a\u5b83\u80fd\u63d0\u4f9b\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u3001\u53ef\u79fb\u690d\u7684\u65b9\u5f0f\u6765\u786e\u4fddSplash\u5728\u4efb\u4f55\u73af\u5883\u4e2d\u90fd\u80fd\u4e00\u81f4\u8fd0\u884c\u3002<\/p>\n<\/p>\n
        \n
      1. \n
        \u68c0\u67e5Docker\u8fd0\u884c\u72b6\u6001<\/strong>\uff1a\u786e\u4fddDocker\u670d\u52a1\u5df2\u7ecf\u542f\u52a8\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5Docker\u7684\u72b6\u6001\uff1a<\/p>\n<\/p>\n
        docker ps<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8fd9\u4f1a\u663e\u793a\u6240\u6709\u6b63\u5728\u8fd0\u884c\u7684Docker\u5bb9\u5668\u3002<\/p>\n<\/p>\n<\/li>\n
      2. \n
        \u914d\u7f6e\u7f51\u7edc\u8bbf\u95ee<\/strong>\uff1a\u786e\u4fddSplash\u7684\u7f51\u7edc\u8bbf\u95ee\u6743\u9650\u6b63\u5e38\u3002\u5982\u679c\u4f60\u5728\u8fdc\u7a0b\u670d\u52a1\u5668\u4e0a\u8fd0\u884cSplash\uff0c\u8bf7\u786e\u4fdd\u670d\u52a1\u5668\u7684\u9632\u706b\u5899\u5141\u8bb8\u8bbf\u95ee8050\u7aef\u53e3\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
        \u56db\u3001\u7f16\u5199Python\u811a\u672c<\/h3>\n<\/p>\n
        \u5728\u5b8c\u6210\u4e0a\u8ff0\u5b89\u88c5\u548c\u914d\u7f6e\u540e\uff0c\u4f60\u53ef\u4ee5\u5f00\u59cb\u7f16\u5199Python\u811a\u672c\u6765\u4f7f\u7528Splash\u8fdb\u884c\u7f51\u9875\u6293\u53d6\u3002<\/p>\n<\/p>\n
          \n
        1. \n
          \u521b\u5efaScrapy\u722c\u866b<\/strong>\uff1a\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Scrapy\u722c\u866b\u3002\u53ef\u4ee5\u5728\u4f60\u7684Scrapy\u9879\u76ee\u76ee\u5f55\u4e2d\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n
          scrapy genspider example example.com<\/p>\n
          <\/code><\/pre>\n<\/p>\n<\/li>\n
        2. \n
          \u4f7f\u7528SplashRequest<\/strong>\uff1a\u5728\u4f60\u7684\u722c\u866b\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528SplashRequest\u6765\u53d1\u9001\u8bf7\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
          import scrapy<\/p>\n
          from scrapy_splash import SplashRequest<\/p>\n
          class ExampleSpider(scrapy.Spider):<\/p>\n
              name = 'example'<\/p>\n
              def start_requests(self):<\/p>\n
                  urls = [<\/p>\n
                      'http:\/\/example.com',<\/p>\n
                  ]<\/p>\n
                  for url in urls:<\/p>\n
                      yield SplashRequest(url, self.parse, args={'wAI<\/a>t': 0.5})<\/p>\n
              def parse(self, response):<\/p>\n
                  self.log('Got response from %s' % response.url)<\/p>\n
                  # \u5904\u7406\u9875\u9762\u5185\u5bb9<\/p>\n
          <\/code><\/pre>\n<\/p>\n<\/li>\n
        3. \n
          \u5904\u7406JavaScript\u6e32\u67d3\u7684\u5185\u5bb9<\/strong>\uff1a\u5728parse\u65b9\u6cd5\u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528Scrapy\u7684\u9009\u62e9\u5668\u548c\u5176\u4ed6\u5de5\u5177\u6765\u5904\u7406\u7ecf\u8fc7Splash\u6e32\u67d3\u7684\u7f51\u9875\u5185\u5bb9\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
          \u4e94\u3001\u4f18\u5316\u4e0e\u8c03\u8bd5<\/h3>\n<\/p>\n
          \u5728\u914d\u7f6e\u597dSplash\u4e0ePython\u540e\uff0c\u53ef\u80fd\u8fd8\u9700\u8981\u8fdb\u884c\u4e00\u4e9b\u4f18\u5316\u4e0e\u8c03\u8bd5\uff0c\u4ee5\u786e\u4fdd\u7a0b\u5e8f\u7684\u9ad8\u6548\u8fd0\u884c\u3002<\/p>\n<\/p>\n
            \n
          1. \n
            \u4f18\u5316\u6e32\u67d3\u65f6\u95f4<\/strong>\uff1a\u901a\u8fc7\u8c03\u6574SplashRequest\u4e2d\u7684args\u53c2\u6570\uff0c\u53ef\u4ee5\u63a7\u5236JavaScript\u7684\u6e32\u67d3\u65f6\u95f4\u3002\u4f8b\u5982\uff0c\u589e\u52a0\u6216\u51cf\u5c11wait\u53c2\u6570\u7684\u503c\u3002<\/p>\n<\/p>\n<\/li>\n
          2. \n
            \u5904\u7406\u9519\u8bef\u4e0e\u91cd\u8bd5<\/strong>\uff1a\u5728\u4f7f\u7528Splash\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u8bf7\u6c42\u8d85\u65f6\u6216\u5176\u4ed6\u7f51\u7edc\u9519\u8bef\u3002\u53ef\u4ee5\u901a\u8fc7Scrapy\u7684\u91cd\u8bd5\u673a\u5236\u6765\u5904\u7406\u8fd9\u4e9b\u95ee\u9898\u3002\u786e\u4fdd\u5728settings.py\u4e2d\u914d\u7f6e\u4e86\u9002\u5f53\u7684\u91cd\u8bd5\u7b56\u7565\u3002<\/p>\n<\/p>\n<\/li>\n
          3. \n
            \u76d1\u63a7\u4e0e\u65e5\u5fd7<\/strong>\uff1a\u901a\u8fc7Scrapy\u7684\u65e5\u5fd7\u529f\u80fd\uff0c\u53ef\u4ee5\u76d1\u63a7\u8bf7\u6c42\u7684\u72b6\u6001\u548c\u8c03\u8bd5\u4fe1\u606f\u3002\u8fd9\u53ef\u4ee5\u5e2e\u52a9\u4f60\u8bc6\u522b\u548c\u89e3\u51b3\u6f5c\u5728\u7684\u95ee\u9898\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
            \u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u4f60\u5e94\u8be5\u80fd\u591f\u6210\u529f\u914d\u7f6ePython\u4e0eSplash\uff0c\u5e76\u5f00\u59cb\u8fdb\u884c\u52a8\u6001\u7f51\u9875\u6570\u636e\u6293\u53d6\u3002\u786e\u4fdd\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u4e0d\u65ad\u4f18\u5316\u4f60\u7684\u722c\u866b\u7b56\u7565\uff0c\u4ee5\u63d0\u9ad8\u6570\u636e\u6293\u53d6\u7684\u6548\u7387\u548c\u51c6\u786e\u6027\u3002<\/p>\n<\/p>\n
            \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
             \u5982\u4f55\u5728Python\u4e2d\u5b89\u88c5\u548c\u914d\u7f6eSplash\uff1f<\/strong>
            \u8981\u5728Python\u4e2d\u4f7f\u7528Splash\uff0c\u60a8\u9700\u8981\u9996\u5148\u5b89\u88c5Splash\u53ca\u5176\u4f9d\u8d56\u9879\u3002\u53ef\u4ee5\u4f7f\u7528Docker\u6765\u5feb\u901f\u542f\u52a8Splash\u5b9e\u4f8b\u3002\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a  <\/p>\n
            docker run -p 8050:8050 scrapinghub\/splash\n<\/code><\/pre>\n
            \u542f\u52a8\u540e\uff0c\u901a\u8fc7\u6d4f\u89c8\u5668\u8bbf\u95eehttp:\/\/localhost:8050<\/code>\u4ee5\u786e\u8ba4Splash\u6b63\u5728\u8fd0\u884c\u3002\u63a5\u4e0b\u6765\uff0c\u53ef\u4ee5\u4f7f\u7528requests<\/code>\u6216scrapy-splash<\/code>\u5e93\u5728Python\u4ee3\u7801\u4e2d\u4e0eSplash\u8fdb\u884c\u4ea4\u4e92\u3002<\/p>\n
            \u4f7f\u7528Splash\u65f6\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u914d\u7f6e\uff1f<\/strong>
            Splash\u63d0\u4f9b\u4e86\u591a\u79cd\u914d\u7f6e\u9009\u9879\uff0c\u4f8b\u5982\u8d85\u65f6\u8bbe\u7f6e\u3001\u7528\u6237\u4ee3\u7406\u548c\u8bf7\u6c42\u5934\u7b49\u3002\u60a8\u53ef\u4ee5\u5728\u8bf7\u6c42\u4e2d\u4f7f\u7528args<\/code>\u53c2\u6570\u6765\u4f20\u9012\u8fd9\u4e9b\u914d\u7f6e\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6etimeout<\/code>\u548cwait<\/code>\u53c2\u6570\u6765\u63a7\u5236\u8bf7\u6c42\u7684\u8d85\u65f6\u65f6\u95f4\u548c\u7b49\u5f85\u65f6\u95f4\u3002\u786e\u4fdd\u6839\u636e\u60a8\u7684\u9700\u6c42\u8c03\u6574\u8fd9\u4e9b\u8bbe\u7f6e\uff0c\u4ee5\u4fbf\u83b7\u5f97\u6700\u4f73\u7684\u6293\u53d6\u6548\u679c\u3002<\/p>\n
            \u5982\u4f55\u5728Scrapy\u9879\u76ee\u4e2d\u96c6\u6210Splash\uff1f<\/strong>
            \u5728Scrapy\u9879\u76ee\u4e2d\u96c6\u6210Splash\u975e\u5e38\u7b80\u5355\u3002\u60a8\u9700\u8981\u5b89\u88c5scrapy-splash<\/code>\u5e93\uff0c\u5e76\u5728settings.py<\/code>\u4e2d\u8fdb\u884c\u914d\u7f6e\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u6b65\u9aa4\uff1a  <\/p>\n
              \n
            1. \u5b89\u88c5scrapy-splash<\/code>\uff1a<\/li>\n<\/ol>\n
              pip install scrapy-splash\n<\/code><\/pre>\n
                \n
              1. \u5728settings.py<\/code>\u4e2d\u6dfb\u52a0Splash\u7684URL\uff1a<\/li>\n<\/ol>\n
                SPLASH_URL = 'http:\/\/localhost:8050'\n<\/code><\/pre>\n
                  \n
                1. \u914d\u7f6e\u4e2d\u95f4\u4ef6\u4ee5\u4f7f\u7528Splash\uff1a<\/li>\n<\/ol>\n
                  DOWNLOADER_MIDDLEWARES = {\n    'scrapy_splash.SplashCookiesMiddleware': 723,\n    'scrapy_splash.SplashMiddleware': 725,\n    'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware': 810,\n}\n<\/code><\/pre>\n
                  \u5b8c\u6210\u4ee5\u4e0a\u6b65\u9aa4\u540e\uff0c\u60a8\u5c31\u53ef\u4ee5\u5728Scrapy\u7684\u722c\u866b\u4e2d\u4f7f\u7528Splash\u8fdb\u884c\u7f51\u9875\u6293\u53d6\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u914d\u7f6ePython\u4e0eSplash\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u5b89\u88c5Splash\u3001\u5b89\u88c5Python\u5ba2\u6237\u7aef\u3001\u914d\u7f6eDocker\u3001\u7f16\u5199P […]","protected":false},"author":3,"featured_media":935526,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/935519"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=935519"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/935519\/revisions"}],"predecessor-version":[{"id":935527,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/935519\/revisions\/935527"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/935526"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=935519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=935519"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=935519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}