{"id":1074,"date":"2026-06-18T00:24:44","date_gmt":"2026-06-18T00:24:44","guid":{"rendered":"https:\/\/blog.nimail.cn\/?p=1074"},"modified":"2026-06-18T00:24:44","modified_gmt":"2026-06-18T00:24:44","slug":"%e5%91%8a%e5%88%ab%e6%89%8b%e5%8a%a8%e6%a0%b8%e5%af%b9-%e9%ab%98%e6%95%88%e5%ae%9e%e7%8e%b0pdf%e6%96%87%e6%a1%a3%e5%af%b9%e6%af%94%e4%b8%8e%e7%89%88%e6%9c%ac%e7%ae%a1%e7%90%86","status":"publish","type":"post","link":"https:\/\/blog.nimail.cn\/best-articles\/%e5%91%8a%e5%88%ab%e6%89%8b%e5%8a%a8%e6%a0%b8%e5%af%b9-%e9%ab%98%e6%95%88%e5%ae%9e%e7%8e%b0pdf%e6%96%87%e6%a1%a3%e5%af%b9%e6%af%94%e4%b8%8e%e7%89%88%e6%9c%ac%e7%ae%a1%e7%90%86\/","title":{"rendered":"\u544a\u522b\u624b\u52a8\u6838\u5bf9\uff01\u9ad8\u6548\u5b9e\u73b0PDF\u6587\u6863\u5bf9\u6bd4\u4e0e\u7248\u672c\u7ba1\u7406"},"content":{"rendered":"

\u65e5\u5e38\u534f\u4f5c\u91cc\u7684\u9690\u5f62\u6d88\u8017<\/h2>\n

\u505a\u4e92\u8054\u7f51\u4ea7\u54c1\u8fd9\u51e0\u5e74\uff0c\u6211\u89c1\u8fc7\u592a\u591a\u56e2\u961f\u628a\u65f6\u95f4\u6d6a\u8d39\u5728pdf\u5bf9\u6bd4<\/span>\u8fd9\u79cd\u91cd\u590d\u52b3\u52a8\u4e0a\u3002\u5c24\u5176\u662f\u6cd5\u52a1\u3001\u7814\u53d1\u548c\u8fd0\u8425\u5bf9\u63a5\u65f6\uff0c\u6bcf\u6b21\u9700\u6c42\u53d8\u66f4\u6216\u5408\u540c\u4fee\u8ba2\uff0c\u5927\u5bb6\u4e60\u60ef\u6027\u5730\u6253\u5f00\u4e24\u4e2a\u6587\u4ef6\uff0c\u9760\u773c\u775b\u8089\u773c\u626b\u63cf\u5dee\u5f02\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4ec5\u6548\u7387\u6781\u4f4e\uff0c\u8fd8\u6781\u6613\u6f0f\u6389\u5173\u952e\u7ec6\u8282\u3002\u5176\u5b9e\uff0c\u65e0\u8bba\u662fpdf\u5728\u7ebf\u5bf9\u6bd4<\/strong>\u8fd8\u662f\u672c\u5730\u5316\u5de5\u5177\uff0c\u6838\u5fc3\u76ee\u7684\u90fd\u662f\u628a\u975e\u7ed3\u6784\u5316\u6587\u672c\u8f6c\u5316\u4e3a\u53ef\u91cf\u5316\u7684\u5dee\u5f02\u70b9\u3002\u6211\u4eec\u4e0d\u9700\u8981\u6bcf\u6b21\u90fd\u9020\u8f6e\u5b50\uff0c\u4f46\u5f97\u6e05\u695a\u80cc\u540e\u7684\u5904\u7406\u903b\u8f91\u3002<\/p>\n

\n <\/i> \u6ce8\u610f\uff1a<\/strong>\u5f88\u591a\u4f20\u7edf\u8f6f\u4ef6\u5728\u5904\u7406\u52a0\u5bc6\u6216\u626b\u63cf\u4ef6\u65f6\u4f1a\u76f4\u63a5\u5361\u6b7b\uff0c\u9009\u62e9\u5de5\u5177\u65f6\u4e00\u5b9a\u8981\u786e\u8ba4\u662f\u5426\u652f\u6301OCR\u89e3\u6790\u4e0e\u6d41\u5f0f\u6587\u672c\u63d0\u53d6\u3002\n<\/div>\n

\u6280\u672f\u89c6\u89d2\u4e0b\u7684\u6bd4\u5bf9\u903b\u8f91<\/h2>\n

\u5982\u679c\u4f60\u6709\u8fc7\u5f00\u53d1\u7ecf\u9a8c\uff0c\u53ef\u80fd\u4f1a\u60f3\u76f4\u63a5\u7528\u4ee3\u7801\u8dd1\u4e00\u4e2adiff\u7b97\u6cd5\u3002\u786e\u5b9e\uff0c\u7528Python\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u57fa\u7840\u7248\u3002Python\u793a\u4f8b<\/span><\/p>\n

import difflib\n\ndef compare_pdfs(file1, file2):\n    # \u5b9e\u9645\u9879\u76ee\u4e2d\u9700\u5148\u901a\u8fc7PyMuPDF\u6216pdfplumber\u63d0\u53d6\u7eaf\u6587\u672c\n    text1 = extract_text(file1) \n    text2 = extract_text(file2)\n    \n    diff = difflib.unified_diff(text1.splitlines(), text2.splitlines())\n    for line in diff:\n        print(line)<\/code><\/pre>\n
\u8fd9\u6bb5\u4ee3\u7801\u80fd\u770b\u51fa\u5b57\u7b26\u4e32\u7ea7\u522b\u7684\u589e\u51cf\uff0c\u4f46\u73b0\u5b9e\u4e2d\u7684pdf\u6587\u4ef6\u5bf9\u6bd4<\/span>\u8fdc\u4e0d\u6b62\u4e8e\u6b64\u3002\u6392\u7248\u9519\u4f4d\u3001\u56fe\u7247\u66ff\u6362\u3001\u9690\u85cf\u5143\u6570\u636e\u3001\u751a\u81f3\u5b57\u4f53\u5fae\u8c03\u90fd\u4f1a\u5bfc\u81f4\u8bef\u62a5\u3002\u8fd9\u65f6\u5019\uff0c\u4f9d\u8d56\u7b97\u6cd5\u786c\u7b97\u53cd\u800c\u5bb9\u6613\u7ffb\u8f66\u3002\u6211\u66f4\u503e\u5411\u4e8e\u5148\u7528\u6210\u719f\u7684\u5728\u7ebf\u5f15\u64ce\u505a\u4e00\u6b21\u5168\u91cf\u626b\u63cf\uff0c\u5b83\u5185\u7f6e\u4e86\u591a\u5f15\u64ce\u878d\u5408\u7b56\u7565\uff08\u6bd4\u5982\u7ed3\u5408Tesseract OCR\u548c\u7ed3\u6784\u6811\u6bd4\u5bf9\uff09\uff0c\u80fd\u7cbe\u51c6\u5b9a\u4f4d\u5230\u5177\u4f53\u6bb5\u843d\u548c\u884c\u53f7\u3002<\/p>\n
\n
\u5728\u7ebf\u5de5\u5177\u5b9e\u6d4b\u4f53\u9a8c<\/h5>\n
\u6700\u8fd1\u6211\u5728\u8c03\u8bd5\u4e00\u4e2a\u65b0\u9879\u76ee\u65f6\uff0c\u987a\u624b\u8bd5\u4e86\u4e00\u4e0b nimail\u7684pdf\u5728\u7ebf\u6bd4\u8f83\u5e73\u53f0<\/a>\u3002\u4e0a\u4f20\u4e24\u4efd\u534f\u8bae\u540e\uff0c\u7cfb\u7edf\u76f4\u63a5\u5728\u53f3\u4fa7\u751f\u6210\u4e86\u9ad8\u4eae\u5bf9\u7167\u89c6\u56fe\uff1a\u7ea2\u8272\u4ee3\u8868\u5220\u9664\u5185\u5bb9\uff0c\u7eff\u8272\u4e3a\u65b0\u589e\u5b57\u6bb5\uff0c\u7070\u8272\u662f\u672a\u53d8\u52a8\u90e8\u5206\u3002\u6700\u8ba9\u6211\u60ca\u559c\u7684\u662f\u5b83\u7684\u4fa7\u8fb9\u680f\u540c\u6b65\u6eda\u52a8\u529f\u80fd\uff0c\u5de6\u53f3\u4e24\u9875\u5b8c\u5168\u5bf9\u9f50\uff0c\u70b9\u51fb\u4efb\u610f\u5dee\u5f02\u70b9\u5c31\u80fd\u81ea\u52a8\u8df3\u8f6c\u3002\u5bf9\u4e8e\u9700\u8981\u9891\u7e41\u505apdf\u6587\u6863\u5bf9\u6bd4<\/strong>\u7684\u804c\u573a\u4eba\u6765\u8bf4\uff0c\u8fd9\u79cd\u5373\u5f00\u5373\u7528\u7684\u4ea4\u4e92\u8bbe\u8ba1\u7701\u53bb\u4e86\u5927\u91cf\u73af\u5883\u914d\u7f6e\u7684\u65f6\u95f4\u3002<\/p>\n<\/div>\n
\u907f\u5751\u6307\u5357\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h2>\n
\u5e02\u9762\u4e0a\u5ba3\u79f0\u652f\u6301pdf\u5728\u7ebf\u6bd4\u8f83<\/span>\u7684\u5de5\u5177\u4e0d\u5c11\uff0c\u4f46\u771f\u6b63\u80fd\u7a33\u5b9a\u8dd1\u8d77\u6765\u7684\u6ca1\u51e0\u4e2a\u3002\u6211\u5728\u5b9e\u9645\u843d\u5730\u65f6\u603b\u7ed3\u4e86\u51e0\u6761\u94c1\u5f8b\uff0c\u5efa\u8bae\u6536\u85cf\u5907\u7528\uff1a<\/p>\n
    \n
  • \u9690\u79c1\u5b89\u5168\u4f18\u5148\uff1a<\/strong>\u6d89\u53ca\u5546\u4e1a\u673a\u5bc6\u6216\u4e2a\u4eba\u8bc1\u4ef6\u7684\u6587\u4ef6\uff0c\u52a1\u5fc5\u786e\u8ba4\u670d\u52a1\u5546\u662f\u5426\u627f\u8bfa\u9605\u540e\u5373\u711a\u6216\u7aef\u5230\u7aef\u52a0\u5bc6\u4f20\u8f93\u3002<\/li>\n
  • \u683c\u5f0f\u517c\u5bb9\u6027\uff1a<\/strong>\u4f18\u5148\u9009\u62e9\u652f\u6301PDF\/A\u3001\u52a0\u5bc6PDF\u4ee5\u53ca\u6df7\u5408\u6392\u7248\u56fe\u6587\u6df7\u6392\u7684\u89e3\u6790\u5668\uff0c\u907f\u514d\u8f6c\u6362\u540e\u4e71\u7801\u3002<\/li>\n
  • \u5bfc\u51fa\u62a5\u544a\uff1a<\/strong>\u9ad8\u8d28\u91cf\u7684\u6bd4\u5bf9\u5de5\u5177\u4f1a\u751f\u6210\u5e26\u65f6\u95f4\u6233\u7684\u5dee\u5f02\u62a5\u544a\uff0c\u65b9\u4fbf\u540e\u7eed\u5f52\u6863\u6216\u90ae\u4ef6\u6d41\u8f6c\u3002<\/li>\n<\/ul>\n
    \n\n\n\n\n\n\n\n
    \u5bf9\u6bd4\u7ef4\u5ea6<\/th>\n\u4eba\u5de5\u8089\u773c\u6838\u5bf9<\/th>\nPython\u811a\u672c\u521d\u9636\u7248<\/th>\n\u4e13\u4e1a\u5728\u7ebf\u5f15\u64ce<\/th>\n<\/tr>\n<\/thead>\n
    \u51c6\u786e\u7387<\/td>\n\u4f4e\uff08\u6613\u75b2\u52b3\u6f0f\u770b\uff09<\/td>\n\u4e2d\uff08\u53d7\u6587\u672c\u63d0\u53d6\u8d28\u91cf\u5f71\u54cd\uff09<\/td>\n\u6781\u9ad8<\/span><\/td>\n<\/tr>\n
    \u5904\u7406\u901f\u5ea6<\/td>\n\u6781\u6162<\/td>\n\u5feb<\/td>\n\u79d2\u7ea7\u54cd\u5e94<\/td>\n<\/tr>\n
    \u9002\u7528\u573a\u666f<\/td>\n\u8349\u7a3f\u9636\u6bb5\u5feb\u901f\u6d4f\u89c8<\/td>\n\u6279\u91cf\u81ea\u52a8\u5316\u6d41\u6c34\u7ebf<\/td>\n\u6b63\u5f0f\u4ea4\u4ed8\u4e0e\u5408\u89c4\u5ba1\u67e5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
    \u8bf4\u5230\u5e95\uff0c\u5de5\u5177\u53ea\u662f\u653e\u5927\u5668\u3002\u628a\u673a\u68b0\u7684\u6838\u5bf9\u5de5\u4f5c\u4ea4\u7ed9\u53ef\u9760\u7684pdf\u5bf9\u6bd4<\/span>\u65b9\u6848\uff0c\u6211\u4eec\u624d\u80fd\u817e\u51fa\u7cbe\u529b\u53bb\u6253\u78e8\u771f\u6b63\u7684\u4e1a\u52a1\u903b\u8f91\u3002\u4e0b\u6b21\u9047\u5230\u7248\u672c\u8fed\u4ee3\u6216\u8005\u5408\u540c\u4fee\u8ba2\uff0c\u522b\u518d\u7528Ctrl+F\u72c2\u641c\u4e86\uff0c\u8bd5\u8bd5\u8ba9\u7b97\u6cd5\u66ff\u4f60\u8dd1\u4e00\u904d\u6d41\u7a0b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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