Chinesezjc 0b980bdfd1 fix(code-runtime-python): reject an unresolvable pythonBin at load; guard the ExceptionGroup case
The review's two non-blocking items: (1) resolvePythonBin returned the bare
basename when PATH had no hit, and spawn (env:{}) would silently fall to
execvp's platform default PATH and could start a system interpreter the caller
never asked for. It now returns undefined for an unresolvable basename and the
load check rejects it (absolute paths pass through), so the failure is loud at
configuration time instead of silent at spawn; the case that expected a
run-time worker-exit now asserts the load rejection, consistent with the
empty/NUL pythonBin cases. (2) the over-cap exception-group case skipped on
Python < 3.11 (ExceptionGroup is a 3.11+ builtin), matching the TaskGroup
case's version guard.
2026-08-31 15:05:23 +08:00
2026-08-13 13:07:24 +08:00
2026-08-30 21:19:29 +08:00
2026-08-27 17:45:31 +08:00
2026-08-27 17:45:31 +08:00

DeepSeek Harness

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DeepSeek Harness (dsh) is an open-source agent harness developed by DeepSeek AI.

It is built on an everything-is-a-plugin architecture and powered by Cordis, whose design is described in A Programming Paradigm for Spatiotemporal Composability.

Documentation: https://deepseek-harness.github.io/deepseek-harness/

Developer preview

DeepSeek Harness is in developer preview and iterating rapidly. THERE WILL BE COMPATIBILITY-BREAKING CHANGES.

Review the safety notice before running the project.

Run

Run from npm

Install Node.js, then run:

npx @deepseek-ai/dsh web

The command starts the Web UI at http://127.0.0.1:3080 by default and opens it in the default browser for a local launch. An SSH launch only prints the host URL because the SSH client or editor owns the local forwarded address. Pass --no-open to run the server without opening a browser. See Web UI guide.

Run from source

To run from a repository checkout:

git clone https://github.com/deepseek-ai/deepseek-harness.git
cd deepseek-harness
pnpm install
pnpm run build
pnpm dsh web

pnpm run build prepares the repository artifacts. pnpm dsh web uses those built artifacts without rebuilding.

Community and support

Contributing

See CONTRIBUTING.md.

Development

Start with the development guide and architecture documentation.

For agents, follow AGENTS.md.

License

MIT

Third-party dependencies and their licenses are disclosed in THIRD_PARTY_NOTICES.md.

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