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@yuxianq yuxianq commented Sep 17, 2025

Summary by CodeRabbit

  • Bug Fixes

    • Improved compatibility for Gemma examples by capping NumPy to versions below 2.0.
  • Chores

    • Streamlined Gemma example setup by consolidating dependency installation into a single requirements file.
  • Tests

    • Simplified integration test environment setup to reduce platform-specific complexity.
    • Removed a waiver, re-enabling a previously skipped Gemma test.

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@yuxianq yuxianq requested review from a team as code owners September 17, 2025 08:40
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yuxianq commented Sep 17, 2025

/bot run --disable-fail-fast

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PR_Github #18950 [ run ] triggered by Bot

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📝 Walkthrough

Walkthrough

Pins numpy to <2.0 for Gemma example requirements. Simplifies test setup by replacing platform-specific installs with a single requirements-based install in pytest fixture. Removes a specific Gemma test waiver, re-enabling that test.

Changes

Cohort / File(s) Summary of changes
Gemma requirements pin
examples/models/core/gemma/requirements.txt
Added numpy<2 constraint after flax~=0.8.0; other lines unchanged.
Test environment setup simplification
tests/integration/defs/conftest.py
Replaced multi-branch, platform-specific dependency installs (safetensors, nltk, jax/jaxlib, flax) with a single pip install -r from Gemma’s requirements.txt; retained return of Gemma example root.
Test waiver update
tests/integration/test_lists/waives.txt
Removed waiver skipping test_examples/test_gemma.py::test_llm_gemma_1gpu_summary_vswa[...].

Sequence Diagram(s)

sequenceDiagram
  autonumber
  participant PyTest as Pytest
  participant Fixture as conftest.py<br/>gemma_example_root
  participant Pip as pip
  participant Gemma as examples/models/core/gemma

  PyTest->>Fixture: Resolve gemma_example_root
  Fixture->>Pip: install -r Gemma/requirements.txt
  Pip-->>Fixture: Dependencies installed
  Fixture-->>PyTest: Return Gemma example root
  PyTest->>Gemma: Run Gemma integration tests
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Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Possibly related PRs

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  • Superjomn
  • chzblych
  • QiJune

Pre-merge checks and finishing touches

❌ Failed checks (1 warning)
Check name Status Explanation Resolution
Description Check ⚠️ Warning The PR body contains only the repository template and lacks substantive content in the Description and Test Coverage sections; it does not explain the issue, the rationale for pinning numpy, or the impact on tests/CI. The raw_summary and PR objectives indicate concrete changes (pinning numpy<2 in examples/models/core/gemma/requirements.txt, simplifying gemma dependency installation in tests/integration/defs/conftest.py, and removing a waiver entry), but those details are not documented in the PR description. Because required explanatory and test-coverage information is missing, the description does not meet the repository template requirements. Please update the PR description to include a brief problem statement and the rationale for pinning numpy, a short summary of the key file changes (requirements.txt, conftest.py, waiver removal), which tests cover this change and whether CI should be re-run, and references to the NVBugs ID and the original cherry‑picked PR; also note any compatibility or dependency-scan considerations.
✅ Passed checks (2 passed)
Check name Status Explanation
Title Check ✅ Passed The title "[https://nvbugs/5522332][fix] Pin numpy version for Gemma. (cherry-pick #7783)" clearly identifies the primary change—pinning numpy for Gemma—and follows the repository pattern by including the NVBugs ID and [fix] type, so it is directly related to the changes in requirements.txt and associated test adjustments. Although the parenthetical cherry-pick URL is extra metadata, it does not make the title misleading and the main action remains concise and clear.
Docstring Coverage ✅ Passed Docstring coverage is 100.00% which is sufficient. The required threshold is 80.00%.
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Actionable comments posted: 0

🧹 Nitpick comments (1)
examples/models/core/gemma/requirements.txt (1)

8-8: Add NVBug rationale comment above NumPy pin — pin approved

Pin looks good; add a one-line rationale above numpy<2 in examples/models/core/gemma/requirements.txt referencing NVBug 5522332 and that it can be removed once Gemma supports NumPy 2.x. I checked constraints.txt and examples/constraints.txt — no conflicting numpy pins found. NumPy 1.26 adds Python 3.12 manylinux wheels, so numpy<2 will allow Py3.12-compatible 1.26.x.

 flax~=0.8.0
-numpy<2
+# NVBug 5522332: pin NumPy to <2 to keep Gemma deps (JAX/Flax stack) stable. Remove when Gemma supports NumPy 2.x.
+numpy<2
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📒 Files selected for processing (3)
  • examples/models/core/gemma/requirements.txt (1 hunks)
  • tests/integration/defs/conftest.py (1 hunks)
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  • tests/integration/test_lists/waives.txt
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📚 Learning: 2025-08-01T15:14:45.673Z
Learnt from: yibinl-nvidia
PR: NVIDIA/TensorRT-LLM#6506
File: examples/models/core/mixtral/requirements.txt:3-3
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tests/integration/defs/conftest.py (1)

287-291: Approve — delegate Gemma deps to requirements.txt

Aligns with other example fixtures and centralizes dependency logic; verified examples/models/core/gemma/requirements.txt exists in CI (script output: "Found Gemma requirements.txt"). Optional: add a log line before the install to aid CI debugging (e.g., add print_info(f'Installing Gemma requirements from: {os.path.join(example_root, "requirements.txt")}') above llm_venv.run_cmd([...])).

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PR_Github #18950 [ run ] completed with state SUCCESS
/LLM/main/L0_MergeRequest_PR pipeline #14202 completed with status: 'FAILURE'

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yuxianq commented Sep 19, 2025

/bot run --disable-fail-fast

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PR_Github #19313 [ run ] triggered by Bot

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PR_Github #19313 [ run ] completed with state SUCCESS
/LLM/main/L0_MergeRequest_PR pipeline #14501 completed with status: 'SUCCESS'

@yuxianq yuxianq merged commit 7d28acd into NVIDIA:main Sep 19, 2025
5 checks passed
Wong4j pushed a commit to Wong4j/TensorRT-LLM that referenced this pull request Sep 20, 2025
MrGeva pushed a commit to nv-auto-deploy/TensorRT-LLM that referenced this pull request Sep 21, 2025
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