变更

2025-08-05 09:19:34 +08:00
commit 584548d006
1696 changed files with 53855 additions and 0 deletions
@@ -0,0 +1,67 @@
+{
+ "cells": [
+  {
+   "metadata": {},
+   "cell_type": "markdown",
+   "source": "# Crawl4AI",
+   "id": "15b6b10304dc52ed"
+  },
+  {
+   "cell_type": "code",
+   "id": "initial_id",
+   "metadata": {
+    "collapsed": true,
+    "ExecuteTime": {
+     "end_time": "2025-07-10T01:25:20.945463Z",
+     "start_time": "2025-07-10T01:25:18.137803Z"
+    }
+   },
+   "source": [
+    "import asyncio\n",
+    "from crawl4ai import AsyncWebCrawler\n",
+    "async def main():\n",
+    "    async with AsyncWebCrawler() as crawler:\n",
+    "        result = await crawler.arun(\"https://example.com\")\n",
+    "        print(result.markdown[:300])  # 打印前 300 个字符\n",
+    "if __name__ == \"__main__\":\n",
+    "    asyncio.run(main())"
+   ],
+   "outputs": [
+    {
+     "ename": "RuntimeError",
+     "evalue": "asyncio.run() cannot be called from a running event loop",
+     "output_type": "error",
+     "traceback": [
+      "\u001B[1;31m---------------------------------------------------------------------------\u001B[0m",
+      "\u001B[1;31mRuntimeError\u001B[0m                              Traceback (most recent call last)",
+      "Cell \u001B[1;32mIn[1], line 8\u001B[0m\n\u001B[0;32m      6\u001B[0m         \u001B[38;5;28mprint\u001B[39m(result\u001B[38;5;241m.\u001B[39mmarkdown[:\u001B[38;5;241m300\u001B[39m])  \u001B[38;5;66;03m# 打印前 300 个字符\u001B[39;00m\n\u001B[0;32m      7\u001B[0m \u001B[38;5;28;01mif\u001B[39;00m \u001B[38;5;18m__name__\u001B[39m \u001B[38;5;241m==\u001B[39m \u001B[38;5;124m\"\u001B[39m\u001B[38;5;124m__main__\u001B[39m\u001B[38;5;124m\"\u001B[39m:\n\u001B[1;32m----> 8\u001B[0m     asyncio\u001B[38;5;241m.\u001B[39mrun(main())\n",
+      "File \u001B[1;32mD:\\ProgramTools\\Anaconda\\Lib\\asyncio\\runners.py:190\u001B[0m, in \u001B[0;36mrun\u001B[1;34m(main, debug, loop_factory)\u001B[0m\n\u001B[0;32m    161\u001B[0m \u001B[38;5;250m\u001B[39m\u001B[38;5;124;03m\"\"\"Execute the coroutine and return the result.\u001B[39;00m\n\u001B[0;32m    162\u001B[0m \n\u001B[0;32m    163\u001B[0m \u001B[38;5;124;03mThis function runs the passed coroutine, taking care of\u001B[39;00m\n\u001B[1;32m   (...)\u001B[0m\n\u001B[0;32m    186\u001B[0m \u001B[38;5;124;03m    asyncio.run(main())\u001B[39;00m\n\u001B[0;32m    187\u001B[0m \u001B[38;5;124;03m\"\"\"\u001B[39;00m\n\u001B[0;32m    188\u001B[0m \u001B[38;5;28;01mif\u001B[39;00m events\u001B[38;5;241m.\u001B[39m_get_running_loop() \u001B[38;5;129;01mis\u001B[39;00m \u001B[38;5;129;01mnot\u001B[39;00m \u001B[38;5;28;01mNone\u001B[39;00m:\n\u001B[0;32m    189\u001B[0m     \u001B[38;5;66;03m# fail fast with short traceback\u001B[39;00m\n\u001B[1;32m--> 190\u001B[0m     \u001B[38;5;28;01mraise\u001B[39;00m \u001B[38;5;167;01mRuntimeError\u001B[39;00m(\n\u001B[0;32m    191\u001B[0m         \u001B[38;5;124m\"\u001B[39m\u001B[38;5;124masyncio.run() cannot be called from a running event loop\u001B[39m\u001B[38;5;124m\"\u001B[39m)\n\u001B[0;32m    193\u001B[0m \u001B[38;5;28;01mwith\u001B[39;00m Runner(debug\u001B[38;5;241m=\u001B[39mdebug, loop_factory\u001B[38;5;241m=\u001B[39mloop_factory) \u001B[38;5;28;01mas\u001B[39;00m runner:\n\u001B[0;32m    194\u001B[0m     \u001B[38;5;28;01mreturn\u001B[39;00m runner\u001B[38;5;241m.\u001B[39mrun(main)\n",
+      "\u001B[1;31mRuntimeError\u001B[0m: asyncio.run() cannot be called from a running event loop"
+     ]
+    }
+   ],
+   "execution_count": 1
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 2
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython2",
+   "version": "2.7.6"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}