{"id":91865,"date":"2026-08-08T16:01:11","date_gmt":"2026-08-08T08:01:11","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/91865.html"},"modified":"2026-08-08T16:01:11","modified_gmt":"2026-08-08T08:01:11","slug":"%e7%bc%96%e7%a8%8b%e5%90%af%e8%92%99%ef%bd%9cscratch-%e8%bd%ac-python-%e7%b3%bb%e5%88%97%e7%ac%ac-19-%e5%a4%a9%ef%bc%9aai-api-%e8%b0%83%e7%94%a8%e5%85%a5%e9%97%a8%ef%bc%88requests-json-%e5%a4%a7","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/91865.html","title":{"rendered":"\u7f16\u7a0b\u542f\u8499\uff5cScratch \u8f6c Python \u7cfb\u5217\u7b2c 19 \u5929\uff1aAI API \u8c03\u7528\u5165\u95e8\uff08requests + JSON + \u5927\u6a21\u578b\u5bf9\u63a5\u5b9e\u6218\uff09"},"content":{"rendered":"

📚 \u7cfb\u5217\u5b9a\u4f4d：\u4ece Scratch \u79ef\u6728\u5230 Python \u4ee3\u7801，\u53cc\u5411\u5bf9\u7167\u5b66 AI \u7f16\u7a0b \u270d\ufe0f \u4f5c\u8005：\u6885\u96c5\u8fbe\u7f16\u7a0b\u5de5\u4f5c\u5ba4 🎯 \u672c\u7bc7\u96be\u5ea6：\u2b50\u2b50\u2b50\u2b50\u2b50（\u5b9e\u6218\u9ad8\u9636）<\/p>\n

\n

\u4e00\u3001\u6458\u8981<\/h3>\n

Scratch \u8f6c Python \u7cfb\u5217\u7b2c 19 \u5929\u2014\u2014\u4eca\u5929\u662f\u8ba9\u4f60\u7684 Python \u771f\u7684\u4f1a\u8bf4\u8bdd\u7684\u4e00\u5929！\u8fc7\u53bb 18 \u5929\u6211\u4eec\u5199\u7684 AI Agent \u56de\u590d\u90fd\u662f"\u9884\u8bbe\u8bdd\u672f"，\u672c\u7bc7\u7ec8\u4e8e\u8981\u63a5\u771f\u5b9e\u5927\u6a21\u578b API：\u7528 requests \u5e93\u53d1\u9001 HTTP \u8bf7\u6c42\u3001\u7ec4\u88c5 JSON Body\u3001\u5e26\u4e0a\u9274\u6743 Key\u3001\u5904\u7406\u54cd\u5e94，\u8ba9\u4f60\u7684 Agent \u4ece"\u80cc\u53f0\u8bcd"\u8fdb\u5316\u5230"\u771f\u7684\u4f1a\u601d\u8003"\u3002\u672c\u7bc7\u540c\u65f6\u8bb2\u6e05\u695a API \u8c03\u7528\u56db\u5927\u5173\u952e\u70b9\u2014\u2014\u9274\u6743 \/ \u8d85\u65f6 \/ \u91cd\u8bd5 \/ \u9519\u8bef\u5904\u7406，\u5e76\u7ed9\u51fa\u53ef\u76f4\u63a5\u8dd1\u8d77\u6765\u7684\u5927\u6a21\u578b\u5bf9\u63a5 Demo（\u542b DeepSeek\u3001\u901a\u4e49\u5343\u95ee\u3001\u6263\u5b50\u4e09\u6761\u5907\u9009\u8def\u5f84），\u4e00\u6b21\u5b66\u4f1a\u901a\u7528\u5957\u8def\u3002<\/p>\n

\n

\u4e8c\u3001\u672c\u8282\u8bfe\u5b66\u4e60\u76ee\u6807<\/h3>\n
  • 🎯 \u638c\u63e1 requests \u5e93\u56db\u5927\u7528\u6cd5：GET \/ POST \/ headers \/ json \u53c2\u6570<\/li>\n
  • 🎯 \u638c\u63e1 API \u9274\u6743 4 \u79cd\u4e3b\u6d41\u65b9\u5f0f：URL \u53c2\u6570 \/ Header Bearer \/ Basic \/ \u81ea\u5b9a\u4e49<\/li>\n
  • 🎯 \u5b66\u4f1a JSON \u8bf7\u6c42\u4f53\u62fc\u88c5 + \u54cd\u5e94\u89e3\u6790 \u7684\u5b8c\u6574\u94fe\u8def<\/li>\n
  • 🎯 AI \u5e94\u7528\u573a\u666f：\u628a Day 15-18 \u7684 Agent \u63a5\u5165\u771f\u5b9e\u5927\u6a21\u578b API，\u505a\u51fa\u4e00\u4e2a"\u4f1a\u601d\u8003"\u7684 AI \u52a9\u624b<\/li>\n
    \n

    \u4e09\u3001\u4e13\u4e1a\u540d\u8bcd\u901a\u4fd7\u91ca\u4e49<\/h3>\n\n\u540d\u8bcd\u901a\u4fd7\u89e3\u91caScratch \u7c7b\u6bd4<\/tr>\n\n\n\n\n\n\n\n\n\n
    API<\/td>\nApplication Programming Interface，\u7a0b\u5e8f\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u7684\u63a5\u53e3<\/td>\n\u522b\u4eba\u5bb6\u7684\u821e\u53f0\u5f00\u653e\u4e86\u51e0\u4e2a"\u5e7f\u64ad\u6d88\u606f"\u901a\u9053\u8ba9\u4f60\u7528<\/td>\n<\/tr>\n
    HTTP \u8bf7\u6c42<\/td>\n\u4f60\u7684\u7a0b\u5e8f\u53bb\u7f51\u4e0a\u8bf7\u522b\u4eba\u505a\u4e8b\u7684"\u6807\u51c6\u4fe1\u5c01"<\/td>\n\u7cbe\u7075\u5e7f\u64ad\u6d88\u606f\u7ed9\u8fdc\u65b9\u7684\u821e\u53f0，\u7b49\u56de\u5e94<\/td>\n<\/tr>\n
    GET \/ POST<\/td>\n\u5e38\u89c1\u4e24\u79cd\u8bf7\u6c42\u65b9\u5f0f：GET \u62ff\u6570\u636e，POST \u63d0\u4ea4\u6570\u636e<\/td>\n\u5e7f\u64ad\u67e5\u8be2 vs \u5e7f\u64ad\u63d0\u4ea4\u8868\u5355<\/td>\n<\/tr>\n
    Headers（\u8bf7\u6c42\u5934）<\/td>\n\u4fe1\u5c01\u4e0a\u7684\u9644\u52a0\u4fe1\u606f，\u6bd4\u5982"\u6211\u662f\u8c01"\u201c\u8981\u4ec0\u4e48\u683c\u5f0f\u201d<\/td>\n\u5e7f\u64ad\u6d88\u606f\u9644\u5e26\u7684\u81ea\u5b9a\u4e49\u53d8\u91cf<\/td>\n<\/tr>\n
    Body（\u8bf7\u6c42\u4f53）<\/td>\n\u4fe1\u5c01\u91cc\u88c5\u7684\u5177\u4f53\u5185\u5bb9，\u4e00\u822c\u662f JSON<\/td>\n\u5e7f\u64ad\u6d88\u606f\u5e26\u7684\u5b8c\u6574\u5185\u5bb9\u5305<\/td>\n<\/tr>\n
    API Key<\/td>\n\u4f60\u7684\u4e13\u5c5e\u901a\u884c\u8bc1，\u8bc1\u660e"\u6211\u662f\u4ed8\u8d39\u7528\u6237\u53ef\u4ee5\u8c03"<\/td>\n\u821e\u53f0\u5165\u573a\u5238，\u6ca1\u5b83\u4e0d\u8ba9\u8fdb<\/td>\n<\/tr>\n
    \u54cd\u5e94（Response）<\/td>\n\u670d\u52a1\u5668\u7ed9\u4f60\u7684"\u56de\u4fe1"，\u4e00\u822c\u4e5f\u662f JSON<\/td>\n\u8fdc\u65b9\u821e\u53f0\u5e7f\u64ad\u56de\u6765\u7684\u6d88\u606f\u5305<\/td>\n<\/tr>\n
    \u72b6\u6001\u7801<\/td>\n\u56de\u4fe1\u5f00\u5934\u7684"\u529e\u5f97\u6210\u6ca1"\u6807\u8bb0：200 \u6210\u529f\u3001401 \u6ca1\u6743\u9650\u3001429 \u592a\u9891\u7e41\u2026<\/td>\n\u5e7f\u64ad\u56de\u6267\u4e0a\u7684\u6210\u529f\/\u5931\u8d25\u6807\u8bb0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n

    \u56db\u3001\u5206\u6a21\u5757\u53cc\u5411\u5bf9\u7167\u77e5\u8bc6\u70b9<\/h3>\n

    \u6a21\u5757 1：requests \u57fa\u7840\u8bf7\u6c42<\/h4>\n

    Scratch \u79ef\u6728\u903b\u8f91：<\/p>\n

    Scratch \u91cc"\u5e7f\u64ad\u6d88\u606f"\u662f\u628a\u6d88\u606f\u9001\u7ed9\u821e\u53f0\u4e0a\u5176\u4ed6\u7cbe\u7075；requests \u662f\u628a\u6d88\u606f\u9001\u5230\u4e92\u8054\u7f51\u4e0a\u53e6\u4e00\u53f0\u7535\u8111\u3002\u6838\u5fc3\u52a8\u4f5c\u90fd\u662f"\u53d1\u6d88\u606f \u2192 \u7b49\u56de\u590d"\u3002 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    Python \u6e90\u7801（\u542b Scratch \u79ef\u6728\u6ce8\u91ca）：<\/p>\n

    import<\/span> requests<\/p>\n

    # \u3010Scratch\u79ef\u6728\u3011\u5e7f\u64ad\u6d88\u606f (GET \u8bf7\u6c42) \u5230 (\u767e\u5ea6)<\/span>
    \nresponse =<\/span> requests.<\/span>get(<\/span>"https:\/\/www.baidu.com"<\/span>)<\/span><\/p>\n

    # \u3010Scratch\u79ef\u6728\u3011\u8bfb\u53d6\u56de\u6267\u7684 (\u72b6\u6001\u7801)<\/span>
    \nprint<\/span>(<\/span>"\u72b6\u6001\u7801:"<\/span>,<\/span> response.<\/span>status_code)<\/span><\/p>\n

    # \u3010Scratch\u79ef\u6728\u3011\u8bfb\u53d6\u56de\u6267\u7684 (\u6587\u672c\u5185\u5bb9)<\/span>
    \nprint<\/span>(<\/span>"\u524d 100 \u5b57:"<\/span>,<\/span> response.<\/span>text[<\/span>:<\/span>100<\/span>]<\/span>)<\/span><\/p>\n

    \u8fd0\u884c\u7ed3\u679c：<\/p>\n

    \u72b6\u6001\u7801: 200
    \n\u524d 100 \u5b57: <!DOCTYPE html><!–STATUS OK–><html> <head><meta http-equiv="content-type"…<\/p>\n

    \u6838\u5fc3\u6613\u9519\u8bf4\u660e：<\/p>\n

      \n
    • requests \u662f\u7b2c\u4e09\u65b9\u5e93，\u9700\u8981 pip install requests \u624d\u80fd\u7528<\/li>\n
    • response.text \u662f\u5b57\u7b26\u4e32，response.json() \u624d\u80fd\u81ea\u52a8\u89e3\u6790 JSON<\/li>\n<\/ul>\n
      \n

      \u6a21\u5757 2：POST + JSON Body + Headers<\/h4>\n

      Scratch \u79ef\u6728\u903b\u8f91：<\/p>\n

      Scratch \u5e7f\u64ad\u6d88\u606f\u53ef\u4ee5\u5e26\u4e00\u4e2a\u53d8\u91cf\u3002\u771f\u5b9e API \u4e00\u822c\u8981\u6c42\u4f60\u628a"\u8981\u95ee\u7684\u95ee\u9898"\u5305\u88c5\u6210 JSON \u9001\u8fc7\u53bb，\u540c\u65f6\u5934\u90e8\u8981\u5e26 API Key \u8bc1\u660e\u8eab\u4efd\u3002 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

      Python \u6e90\u7801（\u542b Scratch \u79ef\u6728\u6ce8\u91ca）：<\/p>\n

      import<\/span> requests<\/p>\n

      url =<\/span> "https:\/\/api.example.com\/chat"<\/span><\/p>\n

      # \u3010Scratch\u79ef\u6728\u3011\u65b0\u5efa\u5b57\u5178\u300c\u8bf7\u6c42\u5934\u300d\u2192 \u88c5 API Key<\/span>
      \nheaders =<\/span> {<\/span>
      \n "Authorization"<\/span>:<\/span> "Bearer sk-\u4f60\u7684APIKey"<\/span>,<\/span>
      \n "Content-Type"<\/span>:<\/span> "application\/json"<\/span>,<\/span>
      \n}<\/span><\/p>\n

      # \u3010Scratch\u79ef\u6728\u3011\u65b0\u5efa\u5b57\u5178\u300c\u8bf7\u6c42\u4f53\u300d\u2192 \u88c5\u95ee\u9898<\/span>
      \npayload =<\/span> {<\/span>
      \n "model"<\/span>:<\/span> "gpt-3.5-turbo"<\/span>,<\/span>
      \n "messages"<\/span>:<\/span> [<\/span>{<\/span>"role"<\/span>:<\/span> "user"<\/span>,<\/span> "content"<\/span>:<\/span> "\u4f60\u597d\u5440"<\/span>}<\/span>]<\/span>,<\/span>
      \n}<\/span><\/p>\n

      # \u3010Scratch\u79ef\u6728\u3011\u5e7f\u64ad POST \u8bf7\u6c42 (\u5e26\u5934 + \u5e26\u4f53)<\/span>
      \nresponse =<\/span> requests.<\/span>post(<\/span>url,<\/span> headers=<\/span>headers,<\/span> json=<\/span>payload,<\/span> timeout=<\/span>30<\/span>)<\/span><\/p>\n

      # \u3010Scratch\u79ef\u6728\u3011\u8bfb\u53d6\u56de\u6267\u7684 JSON \u7ed3\u679c<\/span>
      \ndata =<\/span> response.<\/span>json(<\/span>)<\/span>
      \nprint<\/span>(<\/span>data)<\/span><\/p>\n

      \u8fd0\u884c\u7ed3\u679c（\u793a\u4f8b）：<\/p>\n

      {'id': 'chat-xxx', 'choices': [{'message': {'role': 'assistant', 'content': '\u4f60\u597d\u5440！\u5f88\u9ad8\u5174\u89c1\u5230\u4f60～'}}]}<\/p>\n

      \u6838\u5fc3\u6613\u9519\u8bf4\u660e：<\/p>\n

        \n
      • json=payload \u53c2\u6570\u4f1a\u81ea\u52a8\u628a\u5b57\u5178\u5e8f\u5217\u5316\u6210 JSON \u5b57\u7b26\u4e32\u5e76\u52a0 Content-Type: application\/json，\u522b\u5199\u6210 data=payload（\u90a3\u6837\u53d1\u7684\u662f\u8868\u5355）<\/li>\n
      • timeout=30 \u662f\u5fc5\u987b\u52a0\u7684！\u5426\u5219\u63a5\u53e3\u5361\u4f4f\u4f1a\u8ba9\u6574\u4e2a\u7a0b\u5e8f\u4e00\u76f4\u6302\u7740<\/li>\n<\/ul>\n
        \n

        \u6a21\u5757 3：\u8d85\u65f6\u4e0e\u91cd\u8bd5<\/h4>\n

        Scratch \u79ef\u6728\u903b\u8f91：<\/p>\n

        Scratch \u5e7f\u64ad\u5982\u679c\u6536\u4e0d\u5230\u56de\u590d\u4e0d\u4f1a\u81ea\u52a8\u91cd\u53d1\u3002\u771f\u5b9e API \u7f51\u7edc\u6296\u4e00\u4e0b\u5c31\u53ef\u80fd\u5931\u8d25，\u6211\u4eec\u8981\u5199"\u6700\u591a\u91cd\u8bd5 3 \u6b21"\u7684\u5065\u58ee\u903b\u8f91\u3002 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

        Python \u6e90\u7801（\u542b Scratch \u79ef\u6728\u6ce8\u91ca）：<\/p>\n

        import<\/span> requests
        \nimport<\/span> time<\/p>\n

        def<\/span> call_api_with_retry<\/span>(<\/span>url,<\/span> headers,<\/span> payload,<\/span> max_retries=<\/span>3<\/span>)<\/span>:<\/span>
        \n # \u3010Scratch\u79ef\u6728\u3011\u91cd\u590d (max_retries) \u6b21<\/span>
        \n for<\/span> attempt in<\/span> range<\/span>(<\/span>1<\/span>,<\/span> max_retries +<\/span> 1<\/span>)<\/span>:<\/span>
        \n try<\/span>:<\/span>
        \n # \u3010Scratch\u79ef\u6728\u3011\u53d1\u8bf7\u6c42<\/span>
        \n r =<\/span> requests.<\/span>post(<\/span>url,<\/span> headers=<\/span>headers,<\/span> json=<\/span>payload,<\/span> timeout=<\/span>30<\/span>)<\/span>
        \n # \u3010Scratch\u79ef\u6728\u3011\u5982\u679c \u72b6\u6001\u7801 = 200 \u90a3\u4e48\u8fd4\u56de<\/span>
        \n if<\/span> r.<\/span>status_code ==<\/span> 200<\/span>:<\/span>
        \n return<\/span> r.<\/span>json(<\/span>)<\/span>
        \n else<\/span>:<\/span>
        \n print<\/span>(<\/span>f"\u7b2c <\/span>{<\/span>attempt}<\/span><\/span> \u6b21\u5931\u8d25：\u72b6\u6001\u7801 <\/span>{<\/span>r.<\/span>status_code}<\/span><\/span>"<\/span><\/span>)<\/span>
        \n except<\/span> requests.<\/span>exceptions.<\/span>RequestException as<\/span> e:<\/span>
        \n # \u3010Scratch\u79ef\u6728\u3011\u6355\u83b7\u5f02\u5e38，\u6253\u5370\u540e\u91cd\u8bd5<\/span>
        \n print<\/span>(<\/span>f"\u7b2c <\/span>{<\/span>attempt}<\/span><\/span> \u6b21\u5f02\u5e38：<\/span>{<\/span>e}<\/span><\/span>"<\/span><\/span>)<\/span>
        \n # \u3010Scratch\u79ef\u6728\u3011\u7b49\u5f85 (2 \u7684 attempt \u6b21\u65b9) \u79d2（\u6307\u6570\u9000\u907f）<\/span>
        \n time.<\/span>sleep(<\/span>2<\/span> **<\/span> attempt)<\/span>
        \n return<\/span> None<\/span> # \u5168\u90e8\u91cd\u8bd5\u5931\u8d25<\/span><\/p>\n

        \u8fd0\u884c\u7ed3\u679c（\u793a\u4f8b）：<\/p>\n

        \u7b2c 1 \u6b21\u5f02\u5e38：Connection timed out
        \n\u7b2c 2 \u6b21\u5f02\u5e38：Connection timed out
        \n{'choices': […]}<\/p>\n

        \u6838\u5fc3\u6613\u9519\u8bf4\u660e：<\/p>\n

          \n
        • \u6307\u6570\u9000\u907f（2, 4, 8 \u79d2）\u6bd4"\u6bcf\u6b21\u90fd\u7b49 1 \u79d2"\u66f4\u53cb\u597d，\u80fd\u7ed9\u670d\u52a1\u5668\u5598\u606f\u65f6\u95f4<\/li>\n
        • \u522b\u641e"\u6b7b\u5faa\u73af\u91cd\u8bd5"，\u4e00\u5b9a\u8981\u6709 max_retries \u4e0a\u9650<\/li>\n<\/ul>\n
          \n

          \u6a21\u5757 4：\u54cd\u5e94\u89e3\u6790\u4e0e\u9519\u8bef\u7801\u5224\u65ad<\/h4>\n

          Scratch \u79ef\u6728\u903b\u8f91：<\/p>\n

          API \u56de\u6267\u50cf\u4fe1\u5c01，\u91cc\u9762\u6709\u53ef\u80fd\u662f\u6210\u529f\u5185\u5bb9，\u4e5f\u53ef\u80fd\u662f\u9519\u8bef\u8bf4\u660e\u3002\u6211\u4eec\u8981\u6309\u72b6\u6001\u7801\u5206\u4e0d\u540c\u5904\u7406\u3002 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

          Python \u6e90\u7801（\u542b Scratch \u79ef\u6728\u6ce8\u91ca）：<\/p>\n

          r =<\/span> requests.<\/span>post(<\/span>url,<\/span> headers=<\/span>headers,<\/span> json=<\/span>payload,<\/span> timeout=<\/span>30<\/span>)<\/span><\/p>\n

          # \u3010Scratch\u79ef\u6728\u3011\u6839\u636e \u72b6\u6001\u7801 \u5224\u65ad<\/span>
          \nif<\/span> r.<\/span>status_code ==<\/span> 200<\/span>:<\/span>
          \n # \u3010Scratch\u79ef\u6728\u3011\u6210\u529f \u2192 \u53d6 JSON \u5185\u5bb9<\/span>
          \n print<\/span>(<\/span>"\u56de\u590d："<\/span>,<\/span> r.<\/span>json(<\/span>)<\/span>[<\/span>"choices"<\/span>]<\/span>[<\/span>0<\/span>]<\/span>[<\/span>"message"<\/span>]<\/span>[<\/span>"content"<\/span>]<\/span>)<\/span>
          \nelif<\/span> r.<\/span>status_code ==<\/span> 401<\/span>:<\/span>
          \n print<\/span>(<\/span>"\u274c API Key \u65e0\u6548，\u8bf7\u68c0\u67e5"<\/span>)<\/span>
          \nelif<\/span> r.<\/span>status_code ==<\/span> 429<\/span>:<\/span>
          \n print<\/span>(<\/span>"\u26a0\ufe0f \u8bf7\u6c42\u592a\u9891\u7e41，\u7a0d\u540e\u518d\u8bd5"<\/span>)<\/span>
          \nelif<\/span> r.<\/span>status_code >=<\/span> 500<\/span>:<\/span>
          \n print<\/span>(<\/span>"\u26a0\ufe0f \u670d\u52a1\u5668\u51fa\u9519，\u7a0d\u540e\u91cd\u8bd5"<\/span>)<\/span>
          \nelse<\/span>:<\/span>
          \n print<\/span>(<\/span>f"\u5176\u4ed6\u9519\u8bef：<\/span>{<\/span>r.<\/span>status_code}<\/span><\/span> – <\/span>{<\/span>r.<\/span>text}<\/span><\/span>"<\/span><\/span>)<\/span><\/p>\n

          \u8fd0\u884c\u7ed3\u679c（\u793a\u4f8b）：<\/p>\n

          \u56de\u590d： \u4f60\u597d\u5440！\u5f88\u9ad8\u5174\u89c1\u5230\u4f60～<\/p>\n

          \u6838\u5fc3\u6613\u9519\u8bf4\u660e：<\/p>\n

            \n
          • r.json() \u5982\u679c\u54cd\u5e94\u4e0d\u662f\u5408\u6cd5 JSON \u4f1a\u629b\u5f02\u5e38，\u6700\u597d\u5957 try\/except<\/li>\n
          • \u5927\u6a21\u578b API \u8fd4\u56de\u7ed3\u6784\u5404\u5bb6\u4e0d\u540c（OpenAI \u662f choices[0].message.content，\u5176\u4ed6\u5bb6\u53ef\u80fd\u662f output.text），\u52a1\u5fc5\u770b\u6587\u6863<\/li>\n<\/ul>\n
            \n

            \u4e94\u3001\u7efc\u5408\u5b9e\u6218\u9879\u76ee：\u771f\u5b9e\u5927\u6a21\u578b API \u5bf9\u63a5 Demo<\/h3>\n

            \u7ed9 Day 17 \u7684 CLI \u804a\u5929\u673a\u5668\u4eba\u6362\u4e00\u4e2a"\u771f\u6b63\u7684\u5927\u8111"\u2014\u2014\u628a Agent \u7684 chat() \u4ece"\u9884\u8bbe\u8bdd\u672f"\u6362\u6210"\u8c03\u5927\u6a21\u578b API"\u3002<\/p>\n

            Scratch \u79ef\u6728\u601d\u8def<\/h4>\n
          • \u4fdd\u7559 Day 15-16 \u7684 AIRole \u57fa\u7c7b<\/li>\n
          • \u65b0\u589e LLMAgent \u5b50\u7c7b，\u91cd\u5199 chat() \u2192 \u8c03\u7528\u5927\u6a21\u578b API<\/li>\n
          • \u4e09\u6b65：\u62fc\u63d0\u793a\u8bcd \u2192 \u53d1\u8bf7\u6c42 \u2192 \u53d6\u56de\u590d<\/li>\n
          • \u5168\u7a0b try\/except \u515c\u5e95：API \u5931\u8d25\u65f6\u9000\u5316\u6210"\u9884\u8bbe\u8bdd\u672f"，\u4fdd\u8bc1\u7a0b\u5e8f\u4e0d\u5d29<\/li>\n

            Python \u5b8c\u6574\u53ef\u8fd0\u884c\u4ee3\u7801（\u7247\u6bb5）<\/h4>\n

            class<\/span> LLMAgent<\/span>(<\/span>AIRole)<\/span>:<\/span>
            \n """\u63a5\u5165\u771f\u5b9e\u5927\u6a21\u578b API \u7684 Agent"""<\/span><\/p>\n

            API_URL =<\/span> "https:\/\/api.deepseek.com\/v1\/chat\/completions"<\/span> # \u53ef\u6362\u6210\u901a\u4e49 \/ \u6263\u5b50<\/span>
            \n MODEL =<\/span> "deepseek-chat"<\/span><\/p>\n

            def<\/span> __init__<\/span>(<\/span>self,<\/span> name,<\/span> role,<\/span> style,<\/span> api_key)<\/span>:<\/span>
            \n super<\/span>(<\/span>)<\/span>.<\/span>__init__(<\/span>name,<\/span> style)<\/span>
            \n self.<\/span>role_name =<\/span> role
            \n self.<\/span>api_key =<\/span> api_key
            \n self.<\/span>system_prompt =<\/span> f"\u4f60\u662f\u4e00\u4e2a<\/span>{<\/span>style}<\/span><\/span>\u7684<\/span>{<\/span>role}<\/span><\/span>，\u540d\u5b57\u53eb<\/span>{<\/span>name}<\/span><\/span>\u3002\u8bf7\u7528\u7b26\u5408\u4eba\u8bbe\u7684\u65b9\u5f0f\u56de\u7b54\u3002"<\/span><\/span><\/p>\n

            def<\/span> chat<\/span>(<\/span>self,<\/span> user_input)<\/span>:<\/span>
            \n headers =<\/span> {<\/span>
            \n "Authorization"<\/span>:<\/span> f"Bearer <\/span>{<\/span>self.<\/span>api_key}<\/span><\/span>"<\/span><\/span>,<\/span>
            \n "Content-Type"<\/span>:<\/span> "application\/json"<\/span>,<\/span>
            \n }<\/span>
            \n payload =<\/span> {<\/span>
            \n "model"<\/span>:<\/span> self.<\/span>MODEL,<\/span>
            \n "messages"<\/span>:<\/span> [<\/span>
            \n {<\/span>"role"<\/span>:<\/span> "system"<\/span>,<\/span> "content"<\/span>:<\/span> self.<\/span>system_prompt}<\/span>,<\/span>
            \n {<\/span>"role"<\/span>:<\/span> "user"<\/span>,<\/span> "content"<\/span>:<\/span> user_input}<\/span>,<\/span>
            \n ]<\/span>,<\/span>
            \n }<\/span>
            \n try<\/span>:<\/span>
            \n r =<\/span> requests.<\/span>post(<\/span>self.<\/span>API_URL,<\/span> headers=<\/span>headers,<\/span> json=<\/span>payload,<\/span> timeout=<\/span>30<\/span>)<\/span>
            \n reply =<\/span> r.<\/span>json(<\/span>)<\/span>[<\/span>"choices"<\/span>]<\/span>[<\/span>0<\/span>]<\/span>[<\/span>"message"<\/span>]<\/span>[<\/span>"content"<\/span>]<\/span>
            \n except<\/span> Exception as<\/span> e:<\/span>
            \n reply =<\/span> f"[API \u8c03\u7528\u5931\u8d25，\u56de\u9000\u9884\u8bbe]\u6536\u5230：<\/span>{<\/span>user_input}<\/span><\/span>"<\/span><\/span>
            \n self.<\/span>history.<\/span>append(<\/span>{<\/span>"user"<\/span>:<\/span> user_input,<\/span> "bot"<\/span>:<\/span> reply}<\/span>)<\/span>
            \n print<\/span>(<\/span>f"\u3010<\/span>{<\/span>self.<\/span>role_name}<\/span><\/span>\u00b7<\/span>{<\/span>self.<\/span>name}<\/span><\/span>\u3011<\/span>{<\/span>reply}<\/span><\/span>"<\/span><\/span>)<\/span>
            \n return<\/span> reply<\/p>\n

            # \u5b8c\u6574\u4ee3\u7801\u542b GET\/POST \u6f14\u793a\u3001\u91cd\u8bd5\u5c01\u88c5\u3001\u591a API \u63d0\u4f9b\u5546\u5207\u6362<\/span>
            \n# \u89c1\u914d\u5957\u6e90\u7801\u6587\u4ef6 day19_code.py<\/span><\/p>\n

            \u8fd0\u884c\u7ed3\u679c\u9884\u89c8：<\/p>\n

            ===== \u771f\u5b9e\u5927\u6a21\u578b Agent Demo =====
            \n\u4f60 > \u8bf7\u7528\u4e00\u53e5\u8bd7\u5f62\u5bb9\u4eca\u5929\u7684\u5fc3\u60c5
            \n\u3010AI\u52a9\u624b\u00b7\u5c0f\u51cc\u3011\u6e05\u98ce\u5165\u6000\u661f\u672a\u843d，\u4ee3\u7801\u4e3a\u4f34\u4ea6\u60a0\u7136～
            \n\u4f60 > \/exit
            \n\u518d\u89c1👋<\/p>\n

            💡 \u63d0\u793a：Demo \u91cc api_key \u8bf7\u6362\u6210\u4f60\u81ea\u5df1\u7684（DeepSeek\u3001\u901a\u4e49\u5343\u95ee\u3001\u6263\u5b50\u90fd\u6709\u514d\u8d39\u8bd5\u7528\u989d\u5ea6）\u3002\u6587\u4ef6\u91cc\u4e5f\u63d0\u4f9b\u4e86"\u79bb\u7ebf mock \u6a21\u5f0f"，\u6ca1 Key \u4e5f\u80fd\u8dd1，\u65b9\u4fbf\u540c\u5b66\u4eec\u5148\u770b\u6d41\u7a0b\u3002<\/p>\n

            \n

            \u516d\u3001\u9ad8\u9891\u6613\u9519\u70b9\u603b\u7ed3<\/h3>\n
          • \u274c \u5fd8\u8bb0 timeout：\u4e0d\u52a0\u8d85\u65f6\u53c2\u6570，\u7f51\u7edc\u5361\u6b7b\u65f6\u7a0b\u5e8f\u6b7b\u9501\u2014\u2014\u6c38\u8fdc\u52a0 timeout<\/li>\n
          • \u274c API Key \u786c\u7f16\u7801\u8fdb\u4ee3\u7801\u4e0a\u4f20 GitHub：\u5c5e\u4e8e\u4e25\u91cd\u4e8b\u6545，\u4f1a\u88ab\u6076\u610f\u5237\u989d\u5ea6\u3002\u8bf7\u7528\u73af\u5883\u53d8\u91cf\u6216\u72ec\u7acb\u914d\u7f6e\u6587\u4ef6<\/li>\n
          • \u274c \u8bef\u7528 data= \u4ee3\u66ff json=：data=payload \u53d1\u7684\u662f\u8868\u5355，json=payload \u624d\u662f JSON \u8bf7\u6c42\u4f53<\/li>\n
          • \u274c \u4e0d\u5904\u7406 429 \u9650\u6d41：\u8bf7\u6c42\u592a\u5feb\u88ab\u9650\u6d41\u540e\u5982\u679c\u4e0d\u52a0\u7b49\u5f85\u76f4\u63a5\u91cd\u8bd5，\u4f1a\u88ab\u62c9\u9ed1<\/li>\n
          • \u274c \u4e0d\u6253\u65e5\u5fd7\u76f2\u8c03：API \u62a5\u9519\u4e0d\u770b response.text，\u53ea\u770b\u72b6\u6001\u7801，\u51fa\u95ee\u9898\u5b9a\u4f4d\u56f0\u96be<\/li>\n
            \n

            \u516b\u3001💡 \u5b66\u4e60\u63d0\u793a<\/h3>\n

            \u4e3a\u9f13\u52b1\u5927\u5bb6\u52a8\u624b\u7ec3\u4e60\u3001\u5403\u900f\u7f16\u7a0b\u903b\u8f91，\u672c\u7bc7\u4e0d\u63d0\u4f9b Scratch \u6210\u54c1\u6e90\u7801，\u8bf7\u5bf9\u7167\u622a\u56fe\u4eb2\u624b\u642d\u5efa\u79ef\u6728\u5b8c\u6210\u590d\u523b！ \u914d\u5957 Python \u4ee3\u7801\u53ef\u76f4\u63a5\u590d\u5236\u8fd0\u884c\u5b66\u4e60\u3002<\/p>\n

            \n

            \u4e5d\u3001\u5f80\u671f\u5386\u53f2\u7b14\u8bb0<\/h3>\n
          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 1 \u5929：\u53d8\u91cf\u3001\u6570\u5b57\u8fd0\u7b97\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u57fa\u7840\u6570\u503c\u8ba1\u7b97\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 2 \u5929：\u5206\u652f\u5224\u65ad if \u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u6307\u4ee4\u6761\u4ef6\u8fc7\u6ee4\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 3 \u5929：\u5faa\u73af\u91cd\u590d\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u6279\u91cf\u5faa\u73af\u5904\u7406，\u5df2\u6536\u5f55 AI Agent \u6280\u672f\u793e\u533a）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 4 \u5929：\u5b57\u7b26\u4e32\u6587\u672c\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u63d0\u793a\u8bcd\u62fc\u63a5\u3001\u6587\u672c\u6e05\u6d17\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 5 \u5929：\u81ea\u5b9a\u4e49\u79ef\u6728 \/ \u51fd\u6570\u53cc\u5411\u5bf9\u7167（AI \u5de5\u5177\u5c01\u88c5\u3001\u91cd\u590d\u6307\u4ee4\u7b80\u5316\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 6 \u5929：\u5217\u8868\u3001\u6570\u7ec4\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u5e95\u5c42\u8bed\u6cd5 \/ AI \u6279\u91cf\u6570\u636e\u5904\u7406\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 7 \u5929：\u731c\u6570\u5b57\u5927\u6311\u6218\u00b7\u5347\u7ea7\u7248\u5b9e\u6218（AI \u51fa\u9898 + \u4e8c\u5206\u67e5\u627e\u6700\u4f18\u89e3 + \u5b8c\u6574\u547d\u4ee4\u884c\u6e38\u620f \u5df2\u88ab\u6536\u5f55\u5728\u667a\u80fd\u4f53\u5f00\u53d1\u8005\u793e\u533a）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c8\u5929：\u8282\u594f\u6572\u51fb\u673a\u6e38\u620f\u5b9e\u6218（AI\u8282\u594f\u8c31\u751f\u6210\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c9\u5929：\u5b57\u5178\/\u54c8\u5e0c\u8868\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI\u5927\u6a21\u578b\u53c2\u6570\u914d\u7f6e\u8868\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 10 \u5929：\u95ee\u7b54\u95ef\u5173\u6e38\u620f\u5b9e\u6218（AI \u9898\u5e93\u7ba1\u7406 + \u591a\u5173\u5361\u5267\u672c）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 11 \u5929：\u6587\u4ef6\u8bfb\u5199\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u8bad\u7ec3\u6570\u636e\u5b58\u53d6\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 12 \u5929：\u8bb0\u5fc6\u7ffb\u724c\u6e38\u620f\u5b9e\u6218（AI \u56fe\u6848\u4e3b\u9898\u5305 + \u5b58\u6863\u6392\u884c\u699c \u5df2\u88ab\u6536\u5f55\u57282048 AI\u793e\u533a）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 13 \u5929：\u5f02\u5e38\u5904\u7406 try\/except \u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u63a5\u53e3\u8c03\u7528\u5bb9\u9519\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 14 \u5929：AI \u63d0\u793a\u8bcd\u7ba1\u7406\u5de5\u5177\u5b9e\u6218（\u589e\u5220\u6539\u67e5 + \u5b58\u6863\u5bfc\u5165 + \u5f02\u5e38\u515c\u5e95）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 15 \u5929：\u7c7b\u4e0e\u5bf9\u8c61\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u89d2\u8272\u7c7b\u5c01\u88c5\u5b9e\u6218）\u5df2\u88ab\u667a\u80fd\u4f53\u5f00\u53d1\u8005\u793e\u533a\u6536\u5f55<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 16 \u5929：\u7ee7\u627f\u4e0e\u591a\u6001\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI Agent \u89d2\u8272\u4f53\u7cfb\u5b9e\u6218）\u5df2\u88ab\u667a\u80fd\u4f53\u5f00\u53d1\u8005\u793e\u533a\u6536\u5f55<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 17 \u5929：AI \u804a\u5929\u673a\u5668\u4eba\u6e38\u620f\u5b9e\u6218（AI \u591a\u89d2\u8272\u5bf9\u8bdd + \u4eba\u8bbe\u5207\u6362\u5b9e\u6218）\u5df2\u88abDAMO\u5f00\u53d1\u8005\u77e9\u9635\u6536\u5f55<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜Scratch \u8f6c Python \u7cfb\u5217\u7b2c 18 \u5929：\u6a21\u5757\u5bfc\u5165\u4e0e\u5e38\u7528\u6807\u51c6\u5e93\u79ef\u6728\u53cc\u5411\u5bf9\u7167（AI \u5de5\u5177\u7bb1\u6a21\u5757\u5316\u5b9e\u6218）<\/p>\n<\/li>\n

          • \n

            \u7f16\u7a0b\u542f\u8499｜\u756a\u5916\u7bc7：AI\u81ea\u5df1\u5b66\u4f1a\u4e86\u653b\u51fb\u7535\u8111\u2014\u2014\u6211\u4eec\u4e3a\u4ec0\u4e48\u66f4\u8981\u8ba9\u5b69\u5b50\u4ece\u5c0f\u7406\u89e3\u7f16\u7a0b<\/p>\n<\/li>\n

            \n

            \u5341\u3001\u4e0b\u4e00\u7ae0\u9884\u544a<\/h3>\n

            \u7b2c 20 \u5929：\u7efc\u5408\u5927\u9879\u76ee AI Agent \u52a9\u624b（\u5168\u7cfb\u5217\u77e5\u8bc6\u4e32\u8054\u6536\u5b98）<\/p>\n

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              \n
            • \u591a\u89d2\u8272\u4eba\u8bbe + \u52a8\u6001\u5207\u6362（Day 15-17）<\/li>\n
            • \u771f\u5b9e\u5927\u6a21\u578b API \u5bf9\u63a5（Day 19）<\/li>\n
            • \u591a\u8f6e\u4e0a\u4e0b\u6587\u8bb0\u5fc6 + JSON \u5b58\u6863（Day 6\/9\/11\/18）<\/li>\n
            • \u5b8c\u6574\u5f02\u5e38\u515c\u5e95 + CLI \u4ea4\u4e92（Day 13）<\/li>\n
            • \u6a21\u5757\u5316\u5de5\u7a0b\u7ed3\u6784（Day 18）<\/li>\n
            • AI \u573a\u666f：\u4eb2\u624b\u505a\u4e00\u4e2a\u5c5e\u4e8e\u81ea\u5df1\u7684 AI \u52a9\u624b，\u53ef\u4ee5\u6bcf\u5929\u7528！<\/li>\n<\/ul>\n

              \u7cfb\u5217\u5927\u7ed3\u5c40，\u4e00\u8d77\u51b2！🚀<\/p>\n

              \n

              \u5341\u4e00\u3001\u539f\u521b\u58f0\u660e<\/h3>\n

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              📚 \u7cfb\u5217\u5b9a\u4f4d：\u4ece Scratch \u79ef\u6728\u5230 Python \u4ee3\u7801，\u53cc\u5411\u5bf9\u7167\u5b66 AI \u7f16\u7a0b \u270d\ufe0f \u4f5c\u8005：\u6885\u96c5\u8fbe\u7f16\u7a0b\u5de5\u4f5c\u5ba4 🎯 \u672c\u7bc7\u96be\u5ea6：\u2b50\u2b50\u2b50\u2b50\u2b50（\u5b9e\u6218\u9ad8\u9636） \u4e00\u3001\u6458\u8981
              \nScratch \u8f6c Python \u7cfb\u5217\u7b2c 19 \u5929\u2014\u2014\u4eca\u5929\u662f\u8ba9\u4f60\u7684 Python \u771f\u7684\u4f1a\u8bf4\u8bdd\u7684\u4e00\u5929！\u8fc7\u53bb 18 \u5929\u6211\u4eec\u5199\u7684 AI Agent \u56de\u590d\u90fd\u662f\\”\u9884\u8bbe\u8bdd\u672f\\”，\u672c\u7bc7\u7ec8<\/p>\n","protected":false},"author":2,"featured_media":91861,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[10336,93,81,50,190,4405],"topic":[],"class_list":["post-91865","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-10336","tag-json","tag-python","tag-50","tag-190","tag-4405"],"yoast_head":"\n\u7f16\u7a0b\u542f\u8499\uff5cScratch \u8f6c Python \u7cfb\u5217\u7b2c 19 \u5929\uff1aAI API \u8c03\u7528\u5165\u95e8\uff08requests + JSON + \u5927\u6a21\u578b\u5bf9\u63a5\u5b9e\u6218\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/91865.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7f16\u7a0b\u542f\u8499\uff5cScratch \u8f6c Python \u7cfb\u5217\u7b2c 19 \u5929\uff1aAI API \u8c03\u7528\u5165\u95e8\uff08requests + JSON + \u5927\u6a21\u578b\u5bf9\u63a5\u5b9e\u6218\uff09 - 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