mydataset (TEST)

Dataset Description

LeRobot v3.0 format dataset collected via the LeRobot Dataset Proxy Server. This dataset contains robot manipulation episodes with synchronized sensor data and video recordings.

Dataset Structure

mydataset/
├── data/
│   └── chunk-000/
│       ├── episode_000000.parquet
│       ├── episode_000001.parquet
│       └── ...
├── videos/
│   └── observation.images.front/
│       └── chunk-000/
│           ├── episode_000000.mp4
│           ├── episode_000001.mp4
│           └── ...
├── meta/
│   ├── info.json
│   ├── episodes.jsonl
│   └── tasks.jsonl
└── README.md

Data Format

Parquet Columns

Each episode parquet file contains the following columns:

Column	Type	Description
timestamp	float64	Timestamp in seconds
frame_index	int64	Frame index within the episode
episode_index	int64	Episode identifier
action	list[float]	Robot action vector
observation.state	list[float]	Robot joint states

Video

• Format: MP4
• Camera views: observation.images.front

Metadata (meta/info.json)

{
  "codebase_version": "v3.0",
  "robot_type": "so100",
  "fps": 30,
  "total_episodes": 0,
  "total_frames": 0,
  "total_tasks": 1,
  "total_chunks": 1
}

Collection Details

• Robot: SO-100
• Control Frequency: 30 Hz
• Proxy Server: LeRobot Dataset Proxy (FastAPI + Celery)
• Storage: HuggingFace Hub (LFS for large files)

Usage

With LeRobot

from lerobot.common.datasets.lerobot_dataset import LeRobotDataset

dataset = LeRobotDataset("echwang/mydataset")
print(f"Episodes: {dataset.num_episodes}")
print(f"Frames: {dataset.num_frames}")

With surro-cli

# Download
surro dataset download --name mydataset

# Upload a new episode
surro episode upload --dataset mydataset --dir ./episode_001

With HuggingFace Datasets

from datasets import load_dataset

dataset = load_dataset("echwang/mydataset")

License

This dataset is released under the Apache 2.0 License.