两个bug：多余的url格式检查；拆书导入报错“'NoneType' object has no attribute 'strip'”

[yjrszcq]

多余的url格式检查

不知为何，拆书导入总在85%后报错“'NoneType' object has no attribute 'strip'”

用两个不同的模型试，均失败

INFO:     172.18.0.1:41414 - "GET /api/book-import/tasks/2273360b-c5a8-4b65-8d0c-d49d1334623f HTTP/1.1" 200 OK
INFO:     [2026-05-13 07:05:58,800] app.api.projects - 获取项目列表成功: user_id=local_21232f297a57a5a7, 共0个项目
INFO:     172.18.0.1:51922 - "GET /api/projects HTTP/1.1" 200 OK
INFO:     172.18.0.1:51928 - "GET /api/book-import/tasks/2273360b-c5a8-4b65-8d0c-d49d1334623f HTTP/1.1" 200 OK
INFO:     172.18.0.1:51942 - "GET /api/book-import/tasks/2273360b-c5a8-4b65-8d0c-d49d1334623f HTTP/1.1" 200 OK
INFO:     [2026-05-13 07:06:01,447] app.services.ai_service - AI调用完成｜请求类型=文本｜提供商=openai｜模型=doubao-seed-2-0-pro-260215｜状态=成功｜首字耗时=无｜总耗时=54.84s｜输入字符数=4746｜输出字符数=414｜输入Token=3153｜输出Token=2117｜总Token=5270｜流式块数=不适用｜启用MCP=是｜工具数=0｜工具调用次数=0｜MCP轮次=0｜重试次数=0｜JSON解析=不适用｜结束原因=stop｜用户ID=local_21232f297a57a5a7
INFO:     [2026-05-13 07:06:01,447] app.services.ai_service - AI调用汇总｜请求类型=JSON重试｜提供商=openai｜模型=doubao-seed-2-0-pro-260215｜状态=成功｜首字耗时=无｜总耗时=54.84s｜输入字符数=4746｜输出字符数=414｜输入Token=3153｜输出Token=2117｜总Token=5270｜流式块数=不适用｜启用MCP=是｜工具数=0｜工具调用次数=0｜MCP轮次=0｜重试次数=1｜JSON解析=成功｜结束原因=stop｜用户ID=local_21232f297a57a5a7
ERROR:     [2026-05-13 07:06:01,448] app.services.book_import_service - 拆书任务失败 task_id=2273360b-c5a8-4b65-8d0c-d49d1334623f: 'NoneType' object has no attribute 'strip'

INFO:     172.18.0.1:51596 - "GET /api/book-import/tasks/6ff9fc09-9254-4ca1-ade9-c3396a6fad8f HTTP/1.1" 200 OK
INFO:     172.18.0.1:51610 - "GET /api/book-import/tasks/6ff9fc09-9254-4ca1-ade9-c3396a6fad8f HTTP/1.1" 200 OK
INFO:     172.18.0.1:51628 - "GET /api/book-import/tasks/6ff9fc09-9254-4ca1-ade9-c3396a6fad8f HTTP/1.1" 200 OK
INFO:     [2026-05-13 07:34:08,838] app.services.ai_service - AI调用完成｜请求类型=文本｜提供商=openai｜模型=deepseek-v4-pro｜状态=成功｜首字耗时=无｜总耗时=17.62s｜输入字符数=6890｜输出字符数=432｜输入Token=4002｜输出Token=480｜总Token=4482｜流式块数=不适用｜启用MCP=是｜工具数=0｜工具调用次数=0｜MCP轮次=0｜重试次数=0｜JSON解析=不适用｜结束原因=stop｜用户ID=local_21232f297a57a5a7
INFO:     [2026-05-13 07:34:08,838] app.services.ai_service - AI调用汇总｜请求类型=JSON重试｜提供商=openai｜模型=deepseek-v4-pro｜状态=成功｜首字耗时=无｜总耗时=17.62s｜输入字符数=6890｜输出字符数=432｜输入Token=4002｜输出Token=480｜总Token=4482｜流式块数=不适用｜启用MCP=是｜工具数=0｜工具调用次数=0｜MCP轮次=0｜重试次数=1｜JSON解析=成功｜结束原因=stop｜用户ID=local_21232f297a57a5a7
ERROR:     [2026-05-13 07:34:09,221] app.services.book_import_service - 拆书任务失败 task_id=6ff9fc09-9254-4ca1-ade9-c3396a6fad8f: 'NoneType' object has no attribute 'strip'
INFO:     172.18.0.1:40238 - "GET /api/book-import/tasks/6ff9fc09-9254-4ca1-ade9-c3396a6fad8f HTTP/1.1" 200 OK
INFO:     127.0.0.1:55514 - "GET /health HTTP/1.1" 200 OK

[xiamuceer-j]

用v4-flash