{"id":2934,"date":"2025-03-18T00:55:28","date_gmt":"2025-03-17T16:55:28","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=2934"},"modified":"2025-03-18T00:56:22","modified_gmt":"2025-03-17T16:56:22","slug":"python-scrapy-%e5%ba%93","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/03\/18\/python-scrapy-%e5%ba%93\/","title":{"rendered":"Python Scrapy \u5e93"},"content":{"rendered":"\n<p><code>Scrapy<\/code> \u662f\u4e00\u4e2a\u57fa\u4e8e Python \u7684\u5f00\u653e\u6e90\u4ee3\u7801\u722c\u866b\u6846\u67b6\uff0c\u8bbe\u8ba1\u7528\u4e8e\u5feb\u901f\u6293\u53d6\u7f51\u7ad9\u6570\u636e\uff0c\u5e76\u5bf9\u5176\u8fdb\u884c\u6e05\u6d17\u3001\u5b58\u50a8\u7b49\u64cd\u4f5c\u3002Scrapy \u7684\u6838\u5fc3\u7279\u6027\u662f\u80fd\u591f\u5f02\u6b65\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8bf7\u6c42\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u6548\u7684\u6570\u636e\u6293\u53d6\u3002\u5b83\u652f\u6301\u591a\u79cd\u6570\u636e\u683c\u5f0f\u7684\u5b58\u50a8\uff08\u5982 JSON\u3001CSV\u3001XML\u3001\u6570\u636e\u5e93\u7b49\uff09\uff0c\u5e76\u4e14\u6709\u5f88\u591a\u5185\u5efa\u7684\u529f\u80fd\u6765\u7b80\u5316\u5f00\u53d1\u8fc7\u7a0b\uff0c\u5982\u81ea\u52a8\u5316\u6293\u53d6\u3001\u54cd\u5e94\u5904\u7406\u3001\u9519\u8bef\u5904\u7406\u3001\u4ee3\u7406\u652f\u6301\u7b49\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1.&nbsp;<strong>\u5b89\u88c5 Scrapy<\/strong><\/h2>\n\n\n\n<p>\u8981\u5b89\u88c5&nbsp;<code>Scrapy<\/code>\uff0c\u53ef\u4ee5\u4f7f\u7528&nbsp;<code>pip<\/code>&nbsp;\u6765\u5b89\u88c5\uff1a<\/p>\n\n\n\n<p>pip install scrapy<code><br><\/code><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. <strong>Scrapy \u9879\u76ee\u7ed3\u6784<\/strong><\/h2>\n\n\n\n<p>\u5728 Scrapy \u4e2d\uff0c\u4e00\u4e2a\u9879\u76ee\u901a\u5e38\u7531\u591a\u4e2a\u7ec4\u4ef6\u7ec4\u6210\uff0c\u6bcf\u4e2a\u7ec4\u4ef6\u8d1f\u8d23\u4e0d\u540c\u7684\u4efb\u52a1\u3002\u4ee5\u4e0b\u662f Scrapy \u9879\u76ee\u7684\u57fa\u672c\u7ed3\u6784\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>myproject\/\n    scrapy.cfg               # \u914d\u7f6e\u6587\u4ef6\n    myproject\/\n        __init__.py\n        items.py             # \u6570\u636e\u6a21\u578b\uff0c\u5b9a\u4e49\u6293\u53d6\u7684\u6570\u636e\u7ed3\u6784\n        middlewares.py       # \u4e2d\u95f4\u4ef6\uff0c\u7528\u4e8e\u5904\u7406\u8bf7\u6c42\u548c\u54cd\u5e94\n        pipelines.py         # \u6570\u636e\u7ba1\u9053\uff0c\u5904\u7406\u6293\u53d6\u5230\u7684\u6570\u636e\n        settings.py          # \u914d\u7f6e\u6587\u4ef6\uff0c\u5305\u542b\u9879\u76ee\u7684\u5168\u5c40\u8bbe\u7f6e\n        spiders\/\n            __init__.py\n            my_spider.py     # \u722c\u866b\u811a\u672c\uff0c\u5b9a\u4e49\u5982\u4f55\u6293\u53d6\u6570\u636e<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>scrapy.cfg<\/strong>\uff1aScrapy \u914d\u7f6e\u6587\u4ef6\uff0c\u5305\u542b\u9879\u76ee\u7684\u57fa\u672c\u4fe1\u606f\u3002<\/li>\n\n\n\n<li><strong>items.py<\/strong>\uff1a\u5b9a\u4e49\u6293\u53d6\u7684\u6570\u636e\u7ed3\u6784\uff08Item\uff09\uff0c\u5b83\u7c7b\u4f3c\u4e8e Django \u4e2d\u7684\u6a21\u578b\uff0c\u5e2e\u52a9\u4f60\u7ba1\u7406\u6293\u53d6\u5230\u7684\u6570\u636e\u3002<\/li>\n\n\n\n<li><strong>middlewares.py<\/strong>\uff1a\u5b9a\u4e49\u8bf7\u6c42\u548c\u54cd\u5e94\u5904\u7406\u7684\u4e2d\u95f4\u4ef6\u3002\u4f60\u53ef\u4ee5\u5728\u4e2d\u95f4\u4ef6\u4e2d\u52a0\u5165\u989d\u5916\u7684\u903b\u8f91\uff0c\u6bd4\u5982\u8bf7\u6c42\u4fee\u6539\u3001\u91cd\u5b9a\u5411\u5904\u7406\u3001\u9519\u8bef\u5904\u7406\u7b49\u3002<\/li>\n\n\n\n<li><strong>pipelines.py<\/strong>\uff1a\u6570\u636e\u7ba1\u9053\u3002\u6570\u636e\u6293\u53d6\u4e4b\u540e\u53ef\u4ee5\u901a\u8fc7\u7ba1\u9053\u8fdb\u884c\u5b58\u50a8\u6216\u8fdb\u4e00\u6b65\u5904\u7406\u3002\u5e38\u89c1\u7684\u64cd\u4f5c\u5305\u62ec\u6570\u636e\u6e05\u6d17\u3001\u53bb\u91cd\u3001\u5b58\u50a8\u5230\u6570\u636e\u5e93\u7b49\u3002<\/li>\n\n\n\n<li><strong>settings.py<\/strong>\uff1a\u9879\u76ee\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u5305\u542b\u4e86\u8bb8\u591a Scrapy \u7684\u8bbe\u7f6e\u9009\u9879\uff0c\u6bd4\u5982\u5e76\u53d1\u8bf7\u6c42\u6570\u3001\u4e0b\u8f7d\u5ef6\u8fdf\u3001\u7528\u6237\u4ee3\u7406\u7b49\u3002<\/li>\n\n\n\n<li><strong>spiders\/<\/strong>\uff1a\u5b58\u653e\u722c\u866b\u811a\u672c\u7684\u76ee\u5f55\uff0c\u6bcf\u4e2a\u722c\u866b\u8d1f\u8d23\u6293\u53d6\u7279\u5b9a\u7684\u7f51\u7ad9\u6570\u636e\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. <strong>Scrapy \u5de5\u4f5c\u6d41\u7a0b<\/strong><\/h2>\n\n\n\n<p>Scrapy \u7684\u5de5\u4f5c\u6d41\u7a0b\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8bf7\u6c42\u53d1\u8d77<\/strong>\uff1aScrapy \u722c\u866b\u4ece <code>start_urls<\/code> \u4e2d\u63d0\u53d6 URL\uff0c\u5e76\u5f00\u59cb\u53d1\u8d77\u8bf7\u6c42\u3002\u4f60\u4e5f\u53ef\u4ee5\u5728\u722c\u866b\u4e2d\u81ea\u5b9a\u4e49 <code>start_requests()<\/code> \u65b9\u6cd5\u6765\u53d1\u8d77\u8bf7\u6c42\u3002<\/li>\n\n\n\n<li><strong>\u8bf7\u6c42\u5904\u7406<\/strong>\uff1a\u8bf7\u6c42\u53d1\u9001\u5230\u76ee\u6807\u7f51\u9875\uff0c\u5e76\u4e14 Scrapy \u4f1a\u8fd4\u56de\u54cd\u5e94\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7 <code>parse<\/code> \u65b9\u6cd5\u5904\u7406\u8fd9\u4e2a\u54cd\u5e94\u3002Scrapy \u4f1a\u5c06\u54cd\u5e94\u5bf9\u8c61\u4f20\u9012\u7ed9\u722c\u866b\u4e2d\u7684\u89e3\u6790\u51fd\u6570\uff08\u56de\u8c03\u51fd\u6570\uff09\u3002<\/li>\n\n\n\n<li><strong>\u6570\u636e\u63d0\u53d6<\/strong>\uff1a\u901a\u8fc7 CSS \u9009\u62e9\u5668\u6216 XPath \u63d0\u53d6\u7f51\u9875\u4e2d\u7684\u6570\u636e\uff0c\u5e76\u5c06\u8fd9\u4e9b\u6570\u636e\u5c01\u88c5\u6210 <code>Item<\/code> \u5bf9\u8c61\u3002<\/li>\n\n\n\n<li><strong>\u6570\u636e\u5b58\u50a8<\/strong>\uff1a\u901a\u8fc7\u7ba1\u9053\uff08Pipeline\uff09\u5c06\u63d0\u53d6\u7684\u6570\u636e\u5b58\u50a8\u5230\u6587\u4ef6\u3001\u6570\u636e\u5e93\u6216\u5176\u4ed6\u5b58\u50a8\u4ecb\u8d28\u4e2d\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">4. <strong>\u57fa\u672c\u7528\u6cd5<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">4.1 <strong>\u5b9a\u4e49 Item\uff08\u6570\u636e\u6a21\u578b\uff09<\/strong><\/h3>\n\n\n\n<p>\u5728 <code>items.py<\/code> \u6587\u4ef6\u4e2d\u5b9a\u4e49\u8981\u6293\u53d6\u7684\u6570\u636e\u7ed3\u6784\u3002\u6bcf\u4e2a <code>Item<\/code> \u662f\u4e00\u4e2a Python \u7c7b\uff0c\u7ee7\u627f\u81ea <code>scrapy.Item<\/code>\uff0c\u5e76\u4e14\u6bcf\u4e2a\u5b57\u6bb5\u4f7f\u7528 <code>scrapy.Field()<\/code> \u6765\u5b9a\u4e49\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># myproject\/items.py\nimport scrapy\n\nclass MyprojectItem(scrapy.Item):\n    title = scrapy.Field()\n    link = scrapy.Field()\n    description = scrapy.Field()\n    date = scrapy.Field()<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">4.2 <strong>\u7f16\u5199\u722c\u866b\uff08Spider\uff09<\/strong><\/h3>\n\n\n\n<p>\u722c\u866b\u662f Scrapy \u4e2d\u7528\u4e8e\u6293\u53d6\u76ee\u6807\u6570\u636e\u7684\u6838\u5fc3\u7ec4\u4ef6\u3002\u722c\u866b\u5b9a\u4e49\u4e86\u5982\u4f55\u8bf7\u6c42\u7f51\u9875\u3001\u5982\u4f55\u63d0\u53d6\u6570\u636e\u4ee5\u53ca\u5982\u4f55\u5904\u7406\u5206\u9875\u7b49\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># myproject\/spiders\/my_spider.py\nimport scrapy\nfrom myproject.items import MyprojectItem\n\nclass MySpider(scrapy.Spider):\n    name = 'myspider'\n    start_urls = &#91;'https:\/\/example.com']\n\n    def parse(self, response):\n        item = MyprojectItem()\n        item&#91;'title'] = response.css('h1::text').get()\n        item&#91;'link'] = response.url\n        item&#91;'description'] = response.css('div.description::text').get()\n        item&#91;'date'] = response.css('time::text').get()\n        yield item<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>name<\/code>\uff1a\u722c\u866b\u7684\u540d\u79f0\uff0c\u5728\u547d\u4ee4\u884c\u4e2d\u8fd0\u884c\u722c\u866b\u65f6\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><code>start_urls<\/code>\uff1a\u722c\u866b\u542f\u52a8\u65f6\u6293\u53d6\u7684\u521d\u59cb URL\u3002<\/li>\n\n\n\n<li><code>parse<\/code>\uff1a\u89e3\u6790\u54cd\u5e94\u5e76\u63d0\u53d6\u6570\u636e\u3002<code>parse<\/code> \u65b9\u6cd5\u901a\u5e38\u662f\u56de\u8c03\u51fd\u6570\uff0c\u7528\u6765\u5904\u7406\u8bf7\u6c42\u8fd4\u56de\u7684\u9875\u9762\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4.3 <strong>\u5904\u7406\u5206\u9875<\/strong><\/h3>\n\n\n\n<p>\u5f88\u591a\u7f51\u7ad9\u7684\u6570\u636e\u662f\u5206\u9875\u7684\uff0c\u4f60\u9700\u8981\u5728\u722c\u866b\u4e2d\u5904\u7406\u5206\u9875\uff0c\u901a\u8fc7 <code>parse<\/code> \u65b9\u6cd5\u63d0\u53d6\u4e0b\u4e00\u9875\u7684 URL\uff0c\u5e76\u53d1\u8d77\u65b0\u7684\u8bf7\u6c42\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>def parse(self, response):\n    # \u63d0\u53d6\u6570\u636e\n    item = MyprojectItem()\n    item&#91;'title'] = response.css('h1::text').get()\n    yield item\n\n    # \u5904\u7406\u5206\u9875\n    next_page = response.css('a.next::attr(href)').get()\n    if next_page:\n        yield scrapy.Request(url=next_page, callback=self.parse)<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">4.4 <strong>\u914d\u7f6e\u548c\u8bbe\u7f6e<\/strong><\/h3>\n\n\n\n<p>Scrapy \u5141\u8bb8\u4f60\u5728 <code>settings.py<\/code> \u6587\u4ef6\u4e2d\u914d\u7f6e\u9879\u76ee\u7684\u8bbe\u7f6e\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u8bbe\u7f6e\u5e76\u53d1\u8bf7\u6c42\u6570\u3001\u4e0b\u8f7d\u5ef6\u8fdf\u3001\u7528\u6237\u4ee3\u7406\u7b49\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># myproject\/settings.py\nBOT_NAME = 'myproject'\nSPIDER_MODULES = &#91;'myproject.spiders']\nNEWSPIDER_MODULE = 'myproject.spiders'\n\n# \u8bbe\u7f6e\u4e0b\u8f7d\u5ef6\u8fdf\uff08\u79d2\uff09\nDOWNLOAD_DELAY = 2\n\n# \u8bbe\u7f6e\u5e76\u53d1\u8bf7\u6c42\u6570\nCONCURRENT_REQUESTS = 16\n\n# \u542f\u7528\u6570\u636e\u7ba1\u9053\nITEM_PIPELINES = {\n    'myproject.pipelines.MyprojectPipeline': 1,\n}<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">5. <strong>\u9ad8\u7ea7\u7279\u6027<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">5.1 <strong>\u8bf7\u6c42\u548c\u54cd\u5e94\u5904\u7406<\/strong><\/h3>\n\n\n\n<p>Scrapy \u4f7f\u7528 <code>Request<\/code> \u5bf9\u8c61\u6765\u8868\u793a HTTP \u8bf7\u6c42\uff0c\u901a\u8fc7\u56de\u8c03\u51fd\u6570\u5904\u7406\u54cd\u5e94\u6570\u636e\u3002Scrapy \u652f\u6301\u5f02\u6b65\u5904\u7406\u8bf7\u6c42\uff0c\u53ef\u4ee5\u5728\u56de\u8c03\u51fd\u6570\u4e2d\u63d0\u53d6\u9700\u8981\u7684\u5185\u5bb9\uff0c\u63d0\u4ea4\u66f4\u591a\u8bf7\u6c42\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>def start_requests(self):\n    urls = &#91;'https:\/\/example.com\/page1', 'https:\/\/example.com\/page2']\n    for url in urls:\n        yield scrapy.Request(url, callback=self.parse)\n\ndef parse(self, response):\n    # \u5904\u7406\u54cd\u5e94\u6570\u636e\n    next_page = response.css('a.next::attr(href)').get()\n    if next_page:\n        yield scrapy.Request(url=next_page, callback=self.parse)<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5.2 <strong>\u4e2d\u95f4\u4ef6<\/strong><\/h3>\n\n\n\n<p>Scrapy \u63d0\u4f9b\u4e86\u4e2d\u95f4\u4ef6\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u7528\u4e8e\u4fee\u6539\u8bf7\u6c42\u548c\u54cd\u5e94\u3002\u5e38\u89c1\u7684\u7528\u9014\u5305\u62ec\u5904\u7406\u8bf7\u6c42\u91cd\u8bd5\u3001\u4f7f\u7528\u4ee3\u7406\u3001\u5904\u7406\u7528\u6237\u4ee3\u7406\u7b49\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>class MyMiddleware:\n    def process_request(self, request, spider):\n        # \u5728\u8bf7\u6c42\u53d1\u51fa\u4e4b\u524d\u4fee\u6539\u8bf7\u6c42\n        request.headers&#91;'User-Agent'] = 'Mozilla\/5.0'\n\n    def process_response(self, request, response, spider):\n        # \u5728\u54cd\u5e94\u8fd4\u56de\u65f6\u4fee\u6539\u54cd\u5e94\n        return response<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5.3 <strong>\u7ba1\u9053<\/strong><\/h3>\n\n\n\n<p>\u6570\u636e\u7ba1\u9053\u7528\u4e8e\u5904\u7406\u6293\u53d6\u5230\u7684\u6570\u636e\u3002\u4f60\u53ef\u4ee5\u5728\u7ba1\u9053\u4e2d\u6e05\u6d17\u6570\u636e\u3001\u53bb\u91cd\u3001\u5b58\u50a8\u6570\u636e\u7b49\u64cd\u4f5c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>class MyprojectPipeline:\n    def process_item(self, item, spider):\n        # \u5904\u7406\u6293\u53d6\u5230\u7684\u6570\u636e\n        return item<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u5230\u6587\u4ef6\u6216\u6570\u636e\u5e93\uff0c\u53ef\u4ee5\u5728\u7ba1\u9053\u4e2d\u5b9e\u73b0\u5b58\u50a8\u903b\u8f91\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5.4 <strong>\u5e76\u53d1\u4e0e\u5ef6\u65f6<\/strong><\/h3>\n\n\n\n<p>Scrapy \u4f7f\u7528\u5f02\u6b65\u7f51\u7edc\u8bf7\u6c42\uff0c\u56e0\u6b64\u53ef\u4ee5\u652f\u6301\u9ad8\u5e76\u53d1\u6293\u53d6\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u8bbe\u7f6e\u5e76\u53d1\u8bf7\u6c42\u6570\u3001\u4e0b\u8f7d\u5ef6\u8fdf\u7b49\u53c2\u6570\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CONCURRENT_REQUESTS = 32\nDOWNLOAD_DELAY = 2  # \u6bcf\u4e2a\u8bf7\u6c42\u4e4b\u95f4\u7684\u5ef6\u8fdf\u65f6\u95f4<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5.5 <strong>\u4f7f\u7528\u4ee3\u7406<\/strong><\/h3>\n\n\n\n<p>Scrapy \u652f\u6301\u4f7f\u7528\u4ee3\u7406\u670d\u52a1\u5668\u6765\u89c4\u907f\u53cd\u722c\u866b\u673a\u5236\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u4e2d\u95f4\u4ef6\u6765\u5904\u7406\u4ee3\u7406\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>DOWNLOADER_MIDDLEWARES = {\n    'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware': 1,\n}\n\nPROXY = 'http:\/\/your_proxy_address:port'<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5.6 <strong>\u8bf7\u6c42\u91cd\u8bd5\u4e0e\u9519\u8bef\u5904\u7406<\/strong><\/h3>\n\n\n\n<p>Scrapy \u5185\u7f6e\u4e86\u91cd\u8bd5\u673a\u5236\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e <code>RETRY_TIMES<\/code> \u6765\u63a7\u5236\u6700\u5927\u91cd\u8bd5\u6b21\u6570\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u6700\u5927\u91cd\u8bd5\u6b21\u6570\nRETRY_TIMES = 3<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u8bf7\u6c42\u5931\u8d25\uff0cScrapy \u4f1a\u81ea\u52a8\u8fdb\u884c\u91cd\u8bd5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6. <strong>\u8fd0\u884c\u722c\u866b<\/strong><\/h2>\n\n\n\n<p>\u4e00\u65e6\u722c\u866b\u5f00\u53d1\u5b8c\u6210\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u6765\u542f\u52a8\u5b83\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>scrapy crawl myspider<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>-o<\/code> \u9009\u9879\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>scrapy crawl myspider -o output.json<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">7. <strong>\u603b\u7ed3<\/strong><\/h2>\n\n\n\n<p>Scrapy \u662f\u4e00\u4e2a\u975e\u5e38\u5f3a\u5927\u4e14\u9ad8\u6548\u7684\u722c\u866b\u6846\u67b6\uff0c\u9002\u5408\u7528\u6765\u6784\u5efa\u5927\u89c4\u6a21\u7684\u7f51\u7edc\u6570\u636e\u6293\u53d6\u5e94\u7528\u3002\u5b83\u4e0d\u4ec5\u652f\u6301\u5f02\u6b65\u8bf7\u6c42\u3001\u6570\u636e\u7ba1\u9053\u3001\u4ee3\u7406\u3001\u8bf7\u6c42\u91cd\u8bd5\u7b49\u9ad8\u7ea7\u529f\u80fd\uff0c\u8fd8\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u914d\u7f6e\u9009\u9879\uff0c\u8ba9\u5f00\u53d1\u8005\u53ef\u4ee5\u7075\u6d3b\u5b9a\u5236\u722c\u866b\u7684\u884c\u4e3a\u3002\u901a\u8fc7 Scrapy\uff0c\u4f60\u53ef\u4ee5\u9ad8\u6548\u5730\u6293\u53d6\u3001\u89e3\u6790\u3001\u5b58\u50a8\u548c\u5904\u7406\u6765\u81ea\u4e0d\u540c\u7f51\u7ad9\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<p>Scrapy \u5b98\u7f51\uff1a<a href=\"https:\/\/scrapy.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/scrapy.org\/<\/a>\u3002<\/p>\n\n\n\n<p>Scrapy \u7279\u70b9\u4e0e\u4ecb\u7ecd\uff1a<a href=\"https:\/\/www.runoob.com\/w3cnote\/scrapy-detail.html\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.runoob.com\/w3cnote\/scrapy-detail.html<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Scrapy \u662f\u4e00\u4e2a\u57fa\u4e8e Python \u7684\u5f00\u653e\u6e90\u4ee3\u7801\u722c\u866b\u6846\u67b6\uff0c\u8bbe\u8ba1\u7528\u4e8e\u5feb\u901f\u6293\u53d6\u7f51\u7ad9\u6570\u636e\uff0c\u5e76\u5bf9\u5176\u8fdb\u884c\u6e05\u6d17\u3001\u5b58\u50a8\u7b49 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2935,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[79],"tags":[],"class_list":["post-2934","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python-3-"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2934","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=2934"}],"version-history":[{"count":2,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2934\/revisions"}],"predecessor-version":[{"id":2937,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2934\/revisions\/2937"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media\/2935"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=2934"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=2934"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=2934"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}