metadata
language:
- ms
Mosaic format for filtered combine dataset to finetune TinyLlama models
This repository is to store dataset shards using mosaic format.
- https://github.com/malaysia-ai/dedup-text-dataset/blob/main/tinyllama/combine-dataset.ipynb
- using tokenizer https://huggingface.co/TinyLlama/TinyLlama-1.1B-intermediate-step-955k-token-2T
- 4096 context length.
how-to
- git clone,
git lfs clone https://huggingface.co/datasets/malaysia-ai/mosaic-tinyllama
- load it,
from streaming import LocalDataset
import numpy as np
from streaming.base.format.mds.encodings import Encoding, _encodings
class UInt16(Encoding):
def encode(self, obj) -> bytes:
return obj.tobytes()
def decode(self, data: bytes):
return np.frombuffer(data, np.uint16)
_encodings['uint16'] = UInt16
dataset = LocalDataset('mosaic-tinyllama')
len(dataset)