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OSS Report: huggingface/lerobot


LeRobot Project Sees Steady Progress with Focus on User Experience and Infrastructure Enhancements

LeRobot, an initiative by Hugging Face, aims to democratize AI in robotics by providing accessible models, datasets, and tools for real-world applications using PyTorch. The project emphasizes imitation and reinforcement learning, offering resources like pretrained models and simulation environments to lower entry barriers.

Recent developments in the huggingface/lerobot repository highlight a balanced focus on user experience improvements, infrastructure robustness, and community engagement. Key activities include refining documentation, enhancing cross-platform compatibility, and addressing CI/CD pipeline issues. These efforts collectively indicate a trajectory towards increased accessibility and reliability for users.

Recent Activity

Recent issues and pull requests (PRs) reflect a concerted effort to enhance the project's usability and technical robustness. Notable issues include #368, addressing optimizer choices in diffusion policy implementation, and #352, which dealt with unexpected behaviors during VQ-Bet training. These issues suggest ongoing refinements in model implementations and training processes.

Development Team's Recent Contributions:

  1. Alexander Soare:

    • Fixed input dimension bug in VQBeT (#365).
    • Improved init_hydra_config generality (#376).
  2. Zhuoheng Li:

    • Enhanced user information in logs (#358).
  3. Remi Cadene:

    • Updated README for installation compatibility (#347).
    • Improved tutorials and documentation (#370).
  4. Simon Alibert:

    • Added dataset cards for discoverability (#363).
    • Fixed CI builds with git lfs installation (#357).
  5. Niels Rogge:

    • Enhanced model discoverability on the Hugging Face Hub (#325).
  6. Julien Perez:

    • Implemented GPU availability checks in evaluation scripts (#359).
  7. Adrien (XciD):

    • Fixed Docker image build configurations (#351).
  8. Michel Aractingi:

    • Standardized dataset formats and ensured compatibility.

Of Note

These elements underscore a strategic push towards making LeRobot more accessible and reliable for both new users and experienced developers in the robotics field.

Quantified Reports

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Recent GitHub Issues Activity

Timespan Opened Closed Comments Labeled Milestones
7 Days 5 3 3 3 1
30 Days 10 9 16 7 1
90 Days 46 32 146 30 1
All Time 78 56 - - -

Like all software activity quantification, these numbers are imperfect but sometimes useful. Comments, Labels, and Milestones refer to those issues opened in the timespan in question.

Quantify commits



Quantified Commit Activity Over 30 Days

Developer Avatar Branches PRs Commits Files Changes
Remi 8 4/5/1 47 72 7821
Michel Aractingi (michel-aractingi) 1 1/0/0 18 63 2990
Alexander Soare 1 6/5/0 4 29 1581
Simon Alibert 2 3/2/0 4 8 195
Zhuoheng Li 1 2/1/0 1 8 91
Adrien 1 1/1/0 1 3 68
NielsRogge 1 0/1/0 1 5 33
Julien Perez 1 1/1/0 1 1 10
resolver101757 1 1/1/0 1 1 6
Halvard Bariller 1 1/1/0 1 1 6
ellacroix 1 1/1/0 1 1 2
Jeremy Leibs (jleibs) 0 0/0/1 0 0 0
Enzo Le Van (Hennzau) 0 0/0/1 0 0 0
Mishig (mishig25) 0 1/1/0 0 0 0
Marina Barannikov (marinabar) 0 1/0/0 0 0 0
Travis Rivera (ResourceHog) 0 1/0/0 0 0 0
Sitarama Raju Chekuri (meetsitaram) 0 1/0/0 0 0 0
Ville Kuosmanen (villekuosmanen) 0 1/0/0 0 0 0

PRs: created by that dev and opened/merged/closed-unmerged during the period

Detailed Reports

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Recent Activity Analysis

The recent GitHub issue activity for the huggingface/lerobot project indicates a focus on improving the functionality and usability of the repository. There is a mix of bug reports, feature requests, and user questions, reflecting active engagement from the community. Notably, there are ongoing efforts to enhance dataset handling, improve training processes, and address compatibility issues with different environments and hardware setups.

Several issues highlight anomalies or complications, such as:

  • Issue #368: A question about optimizer choice in diffusion policy implementation, indicating potential deviations from original implementations.
  • Issue #352: Concerns about unexpected behavior during VQ-Bet training, suggesting possible discrepancies in expected vs. actual outcomes.
  • Issue #348: A reported error regarding input shapes in VQ-Bet, pointing to potential misconfigurations or assumptions in model setup.

Common themes include:

  • Dataset Handling: Multiple issues relate to dataset conversion, uploading, and visualization challenges (#291, #248, #226).
  • Training and Evaluation: Users are seeking guidance on training models with custom datasets and evaluating them in real-world scenarios (#170, #305).
  • Compatibility and Environment Setup: Several issues involve troubleshooting environment setup and compatibility with different systems or dependencies (#274, #214).

Issue Details

Most Recently Created Issues

  1. #369: Question about using a new camera with different specs for the Koch bot.

    • Priority: Medium
    • Status: Open
    • Created 4 days ago
  2. #368: Question about optimizer choice in diffusion policy implementation.

    • Priority: Low
    • Status: Closed
    • Created 4 days ago
  3. #352: Concerns about unexpected behavior during VQ-Bet training.

    • Priority: High
    • Status: Closed
    • Created 19 days ago

Most Recently Updated Issues

  1. #368: Question about optimizer choice in diffusion policy implementation.

    • Priority: Low
    • Status: Closed
    • Updated 2 days ago
  2. #348: VQ-Bet unexpected shape error.

    • Priority: High
    • Status: Closed
    • Updated 5 days ago
  3. #342: Visualization script failure on a distant Linux machine accessed via SSH.

    • Priority: Medium
    • Status: Closed
    • Updated 12 days ago

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Overview

The huggingface/lerobot repository is an open-source project aimed at making AI for robotics more accessible. It provides models, datasets, and tools for real-world robotics using PyTorch, focusing on imitation learning and reinforcement learning. The project emphasizes ease of entry into robotics by offering pretrained models, human-collected demonstration datasets, and simulation environments.

Summary of Pull Requests

  1. #376: Fixed init_hydra_config to not require specific keys, improving generality.
  2. #371: Corrected a typo in a tutorial document.
  3. #370: Improved tutorial and README formatting.
  4. #365: Fixed input dimension bug in VQBeT policy.
  5. #363: Added dataset cards for better discoverability on the Hugging Face Hub.
  6. #362: Added manual configuration instructions for robot control.
  7. #361: Fixed a bug in example 2 script.
  8. #359: Enabled policy evaluation without GPUs by checking GPU availability.
  9. #358: Enhanced user information by removing abbreviations in logs and enabling progress bars by default.
  10. #357: Fixed CI builds by installing git lfs on new runners.
  11. #326: Improved robot control and added motor configuration process.
  12. #325: Enhanced discoverability on the hub by adding metadata to models.
  13. #355: Added universal text-to-speech functionality across platforms.
  14. #351: Fixed CI issues related to runner migration.
  15. #347: Updated README for cross-platform installation compatibility.
  16. #346: Improved HTML visualizer with new features and UI enhancements.

Analysis of Pull Requests

The recent pull requests reflect a strong focus on improving user experience, documentation, and infrastructure within the huggingface/lerobot repository. Key themes include:

  • User Experience Enhancements: Several PRs (#370, #358, #346) aim to improve the clarity and usability of the project through better documentation, more informative logging, and enhanced visualization tools. These changes are crucial for making the project more accessible to newcomers and ensuring a smoother user journey.

  • Infrastructure and Compatibility Improvements: PRs like #357 and #351 address CI/CD pipeline issues, ensuring that the project's build processes remain robust despite changes in underlying infrastructure. Additionally, updates like those in #347 enhance cross-platform compatibility, broadening the project's accessibility.

  • Bug Fixes and Feature Enhancements: The repository continues to refine its core functionalities with bug fixes (e.g., #365) and feature enhancements (e.g., #326). These improvements demonstrate ongoing maintenance efforts to ensure reliability and expand capabilities.

  • Community Engagement and Discoverability: Efforts to improve discoverability on platforms like the Hugging Face Hub (#325) highlight a strategic push to engage with the broader community by making resources more easily accessible.

Overall, these pull requests indicate a well-rounded approach to maintaining and enhancing the huggingface/lerobot project, balancing technical improvements with user-centric enhancements to foster growth and adoption within the robotics community.

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Development Team and Recent Activity

Team Members and Their Recent Contributions

  1. Alexander Soare (alexander-soare)

    • Recent work includes ensuring init_hydra_config does not require any keys, fixing input dimension issues, and adding online training with TD-MPC. Collaborated with Remi Cadene and others on various tasks.
  2. Zhuoheng Li (StarCycle)

    • Provided more information to the user in documentation and scripts, co-authored with Alexander Soare and Remi Cadene.
  3. Remi (Cadene)

    • Extensive contributions across multiple branches, including improving tutorials, updating README files, enhancing robot control capabilities, and adding Aloha support. Collaborated frequently with Simon Alibert and others.
  4. Niels Rogge (NielsRogge)

    • Improved discoverability on the hub by making changes to model files.
  5. Simon Alibert (aliberts)

    • Added dataset cards, fixed CI builds, converted datasets to AV1 encoding, and made various improvements to the codebase. Worked closely with Remi Cadene and others.
  6. Julien Perez (perezjln)

    • Added GPU availability checks in evaluation scripts.
  7. Adrien (XciD)

    • Fixed CI configurations for Docker image builds.
  8. Michel Aractingi (michel-aractingi)

    • Focused on dataset compatibility and format standardization, added backward compatibility tests for datasets.
  9. Others:

    • Contributions from ellacroix, resolver101757, Halvard Bariller, and others focused on minor fixes, updates to documentation, and improvements in specific areas like diffusion policy timestamps and cross-platform installation compatibility.

Patterns, Themes, and Conclusions

  • Collaboration: There is significant collaboration among team members, particularly between Remi Cadene, Alexander Soare, Simon Alibert, and others. This collaboration often involves co-authoring commits and working together on complex features or fixes.

  • Focus Areas: Recent activities have focused on improving documentation, enhancing user experience through better information provision in scripts and README files, refining robot control capabilities, and ensuring compatibility across different platforms.

  • Active Development: The repository is under active development with frequent commits addressing both new features (e.g., Aloha support) and bug fixes (e.g., input dimension issues). There is also a strong emphasis on maintaining the quality of the codebase through CI improvements.

  • Diverse Contributions: Contributions range from minor typo fixes to significant feature additions like online training capabilities and dataset format standardization. This diversity indicates a well-rounded approach to project maintenance and enhancement.

Overall, the development team is actively engaged in improving both the functionality and accessibility of the LeRobot project through a combination of collaborative efforts and individual contributions.