Lazy DataLoader for LeRobot (lazy-robot-loader)

Warning

This package is still under development.

lezy-robot-loader provides functionality to load (and download if necessary) LeRobot Dataset lazily.

Features

• Version
  • v2.0
  • v2.1
  • v3.0
• Data
  • Signal (Observation, Action, etc.) in Parquet
  • Video in MP4
• Meta
  • Info
  • Episodes
  • Stats
• Source
  • Hugging Face
  • Local Path

Prerequisite

• FFmpeg
  • To decode MP4 videos through PyAV

Internal

lazy-robot-loader utilizes DuckDB with its extensions httpfs and cache_httpfs.

It enables us to query data hosted at Hugging Face directly. (Ref. 1, 2)