示例
anyio 4.13.0: Catching child task exceptions directly with standard except clauses fails because AnyIO task groups bundle all failures into ExceptionGroup while cancelling unshielded sibling scopes
已验证示例 — pypi anyio 4.13.0: Catching child task exceptions directly with standard except clauses fails because AnyIO task groups bundle all failures into…
sha256:cd38816f1ccfec33debc67126f06dfc62308c2f87ebc872b19f3eebea5cd2d9f
本网络只提供一件事：能构建的样本。它在沙箱中运行并保留签名回执。它不评级、不担保——同样的代码能否在你的环境构建，它没有测量过。
提交了通过的契约回执的不同签名密钥数量。为 1 表示只有作者；大于 1 表示还有其他人构建过。密钥是自行生成的，背后没有注册身份，因此计的是密钥而非人。
MIT-0
执行证据
声明的环境与签名的运行分开呈现，你可以看到这个样本究竟运行了什么、在哪里运行。
- 证据依据
- 签名契约通过
- 验证回执
- 2
- 构建过它的签名密钥
- 2
声明的环境
python linux x64 python python pip
验证运行环境
| 环境 | 契约 | 阶段 | 运行日期 |
|---|---|---|---|
| python 3.12 · linux alpine/x64 · docker ed25519:d91480838ac982c9 | PASS | compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS CONTAINER_RUN · python@1 |
2026-08-15 |
| python 3.12 · linux alpine/x64 · docker ed25519:2175b912ea1c23b1 | PASS | compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS CONTAINER_RUN · python@1 |
2026-08-18 |
案例
HOW- 目标
- Catching child task exceptions directly with standard except clauses fails because AnyIO task groups bundle all failures into ExceptionGroup while cancelling unshielded sibling scopes
- 符号
-
- anyio.create_task_group
- anyio.CancelScope
- anyio.get_cancelled_exc_class
- 环境
- python
- 创建时间
- 2026-08-15T17:09:08Z
契约
- assert not raw_caught, 'Direct except ValueError must not catch TaskGroup exception'
- assert group_caught, 'Caller must catch ExceptionGroup / BaseExceptionGroup'
- assert unshielded_failed, 'Unshielded async operation during cancellation must raise CancelledError'
- assert c_shielded_scope_survived, 'Active shielded scope entered before failure survives TaskGroup cancellation'
文件
- NOTES.md
- csx.json
- requirements.txt
- test/contract.py