bump pyo3 to 0.29.0

[arvidn]

this addresses two cargo audit issues:

Crate:     pyo3
error: 2 vulnerabilities found!
warning: 9 allowed warnings found
Version:   0.27.1
Title:     Out-of-bounds read in `nth` / `nth_back` for `PyList` and `PyTuple` iterators
Date:      2026-06-11
ID:        RUSTSEC-2026-0176
URL:       https://rustsec.org/advisories/RUSTSEC-2026-0176
Solution:  Upgrade to >=0.29.0

Crate:     pyo3
Version:   0.27.1
Title:     Missing `Sync` bound on `PyCFunction::new_closure` closures
Date:      2026-06-11
ID:        RUSTSEC-2026-0177
URL:       https://rustsec.org/advisories/RUSTSEC-2026-0177
Solution:  Upgrade to >=0.29.0

[socket-security]

Review the following changes in direct dependencies. Learn more about Socket for GitHub.

Diff	Package	Supply Chain Security	Vulnerability	Quality	Maintenance	License
	cargo/​pyo3@​0.27.1 ⏵ 0.29.0	+2	+18

View full report

[socket-security]

Warning

Review the following alerts detected in dependencies.

According to your organization's Security Policy, it is recommended to resolve "Warn" alerts. Learn more about Socket for GitHub.

Action	Severity	Alert  (click "▶" to expand/collapse)
Warn		License policy violation: cargo target-lexicon License: Apache-2.0 WITH LLVM-exception - The applicable license policy does not permit this license (5) (target-lexicon-0.13.5/LICENSE) From: ? → cargo/pyo3@0.29.0 → cargo/target-lexicon@0.13.5 ℹ Read more on: This package | This alert | What is a license policy violation? Next steps: Take a moment to review the security alert above. Review the linked package source code to understand the potential risk. Ensure the package is not malicious before proceeding. If you're unsure how to proceed, reach out to your security team or ask the Socket team for help at support@socket.dev. Suggestion: Find a package that does not violate your license policy or adjust your policy to allow this package's license. Mark the package as acceptable risk. To ignore this alert only in this pull request, reply with the comment @SocketSecurity ignore cargo/target-lexicon@0.13.5. You can also ignore all packages with @SocketSecurity ignore-all. To ignore an alert for all future pull requests, use Socket's Dashboard to change the triage state of this alert.

View full report

[coveralls-official]

Coverage Report for CI Build 28379798107

Coverage decreased (-0.09%) to 81.496%

Details

• Coverage decreased (-0.09%) from the base build.
• Patch coverage: 25 uncovered changes across 13 files (0 of 25 lines covered, 0.0%).
• 1 coverage regression across 1 file.

Uncovered Changes

Top 10 Files by Coverage Impact	Changed	Covered	%
crates/chia-datalayer/src/merkle/format.rs	8	0	0.0%
crates/chia-datalayer/src/merkle/blob.rs	3	0	0.0%
crates/chia-consensus/src/owned_conditions.rs	2	0	0.0%
crates/chia-datalayer/src/merkle/proof_of_inclusion.rs	2	0	0.0%
crates/chia-protocol/src/program.rs	2	0	0.0%
crates/chia-bls/src/bls_cache.rs	1	0	0.0%
crates/chia-bls/src/gtelement.rs	1	0	0.0%
crates/chia-bls/src/public_key.rs	1	0	0.0%
crates/chia-bls/src/secret_key.rs	1	0	0.0%
crates/chia-bls/src/signature.rs	1	0	0.0%
Total (13 files)	25	0	0.0%

Coverage Regressions

1 previously-covered line in 1 file lost coverage.

File	Lines Losing Coverage	Coverage
crates/chia-datalayer/src/merkle/format.rs	1	86.0%

---

Coverage Stats

Relevant Lines:	18899
Covered Lines:	15402
Line Coverage:	81.5%
Coverage Strength:	11945337.53 hits per line

---

💛 - Coveralls