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langchain #34280

chore(langchain): model Not Optional in `LLMToolEmulator`

by keenborder786 · Feb 06, 2026 at 19:30 UTC · scan-cb844f1f7c1cd317

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Low Risk (0%)

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Risk Assessment

Risk level: Low (0%)

Intent

1/1 criteria met

Make the model a required parameter in LLMToolEmulator.

Acceptance Criteria

  • ✓
    Model parameter should be required

    Removed optionality from model parameter in tool_emulator.py.

Confidence: 95.0% Source: pr description AI: openai

Contributors

keenborder786 PR Author 29 commits ~ Established
Account Age: 2634 days
Prior PRs: 163
Merged: 89

Established contributor with 89 merged PRs. maintains 101 public repositories. unfamiliar with libs/langchain_v1/langchain/agents/middleware/tool_emulator.py.

mdrxy 1 commit + Trusted
Account Age: 2175 days
Prior PRs: 688
Merged: 633

Trusted contributor with 633 merged PRs. has 250 followers.

Evidence

Evidence Completeness: 80.0%
ci_passing Passing
tests_passing Passing
lint_passing Passing
build_successful Passing
Missing: security_scan_clean, coverage_maintained

Supply Chain

None Risk
Modifies dependencies
Modifies lockfile
Modifies CI config
Modifies build scripts

Focus Files

Review 1 file(s)

libs/langchain_v1/langchain/agents/middleware/tool_emulator.py +7

Source code

medium

Triage

7

minutes to review

low

effort level

none

staleness risk

Standard review process

Recommendation

APPROVE 82.0% readiness

Good evidence, acceptable risk, ready for merge

Next Steps

Question

Why is security_scan_clean missing? Consider adding this check.

Question

Why is coverage_maintained missing? Consider adding this check.