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import gc
from datasets import load_dataset
from litdata import optimize, TokensLoader
from litgpt.tokenizer import Tokenizer
from functools import partial
def batch_iterator(name=None):
# text
if name in (None, 'xu-song/cc100-samples'):
dataset = (
load_dataset(name, lang, split='train')
for lang in ['am', 'ar', 'as', 'az', 'be', 'bg', 'bn', 'bn_rom', 'br', 'bs', 'ca', 'cs', 'cy', 'da', 'de', 'el', 'en', 'eo', 'es', 'et', 'eu', 'fa', 'ff', 'fi', 'fr', 'fy', 'ga', 'gd', 'gl', 'gn', 'gu', 'ha', 'he', 'hi', 'hi_rom', 'hr', 'ht', 'hu', 'hy', 'id', 'ig', 'is', 'it', 'ja', 'jv', 'ka', 'kk', 'km', 'kn', 'ko', 'ku', 'ky', 'la', 'lg', 'li', 'ln', 'lo', 'lt', 'lv', 'mg', 'mk', 'ml', 'mn', 'mr', 'ms', 'my', 'my_zaw', 'ne', 'nl', 'no', 'ns', 'om', 'or', 'pa', 'pl', 'ps', 'pt', 'qu', 'rm', 'ro', 'ru', 'sa', 'si', 'sc', 'sd', 'sk', 'sl', 'so', 'sq', 'sr', 'ss', 'su', 'sv', 'sw', 'ta', 'ta_rom', 'te', 'te_rom', 'th', 'tl', 'tn', 'tr', 'ug', 'uk', 'ur', 'ur_rom', 'uz', 'vi', 'wo', 'xh', 'yi', 'yo', 'zh-Hans', 'zh-Hant', 'zu']
)
for d in dataset:
for row in d['text']:
yield row
del dataset
gc.collect()
# code
if name in (None, 'bigcode/the-stack-smol-xs'):
dataset = (
load_dataset(name, lang, split='train', trust_remote_code=True)
for lang in [
'ada', 'agda', 'alloy', 'antlr', 'applescript', 'assembly', 'augeas', 'awk', 'batchfile', 'bison', 'bluespec', 'c',
'c++', 'c-sharp', 'clojure', 'cmake', 'coffeescript', 'common-lisp', 'css', 'cuda', 'dart', 'dockerfile', 'elixir',
'elm', 'emacs-lisp','erlang', 'f-sharp', 'fortran', 'glsl', 'go', 'groovy', 'haskell','html', 'idris', 'isabelle', 'java',
'java-server-pages', 'javascript', 'julia', 'kotlin', 'lean', 'literate-agda', 'literate-coffeescript', 'literate-haskell',
'lua', 'makefile', 'maple', 'markdown', 'mathematica', 'matlab', 'ocaml', 'pascal', 'perl', 'php', 'powershell', 'prolog',
'protocol-buffer', 'python', 'r', 'racket', 'restructuredtext', 'rmarkdown', 'ruby', 'rust', 'sas', 'scala', 'scheme',
'shell', 'smalltalk', 'solidity', 'sparql', 'sql', 'stan', 'standard-ml', 'stata', 'systemverilog', 'tcl', 'tcsh', 'tex',
'thrift', 'typescript', 'verilog', 'vhdl', 'visual-basic', 'xslt', 'yacc', 'zig'
]
)
for d in dataset:
for row in d:
yield row['content']
del dataset
gc.collect()
# text
if name in (None, 'nampdn-ai/tiny-textbooks'):
dataset = load_dataset(name, split='train')
for row in dataset:
yield row['textbook']
del dataset
gc.collect()
# code
if name in (None, 'm-a-p/CodeFeedback-Filtered-Instruction'):
dataset = load_dataset(name, split='train')
for row in dataset:
yield row['query'] + '\n' + row['answer']
del dataset
gc.collect()
# code
if name in (None, 'nampdn-ai/tiny-codes'):
dataset = load_dataset(name, split='train')
for row in dataset:
yield row['prompt'] + '\n' + row['response']
del dataset
gc.collect()
# math
if name in (None, 'ajibawa-2023/Maths-College'):
dataset = load_dataset(name, split='train')
for row in dataset:
yield row['instruction'] + '\n' + row['output']
del dataset
gc.collect()
# math
if name in (None, 'microsoft/orca-math-word-problems-200k'):
dataset = load_dataset(name, split='train')
for row in dataset:
yield row['question'] + '\n' + row['answer']
del dataset
gc.collect()
# math serbian
if name in (None, 'datatab/orca_math_world_problem_200k_serbian'):
dataset = load_dataset(name, split='train')
for row in dataset:
yield row['question_translated_srb'] + '\n' + row['answer_translated_srb']
del dataset
gc.collect()
# emoji
if name in (None, 'badrex/llm-emoji-dataset'):
dataset = load_dataset(name, split='train')
for row in dataset:
yield f'{row["character"]}\n{row["unicode"]}\n{row["short description"]}\n{row["tags"]}\n{row["LLM description"]}'
del dataset
gc.collect()
# instructions
alpaca_datasets_names = [
'saillab/alpaca-english-cleaned',
'saillab/alpaca-serbian-cleaned',
'saillab/alpaca-croatian-cleaned',
'saillab/alpaca-bosnian-cleaned',
'saillab/alpaca-macedonian-cleaned',
'saillab/alpaca-slovenian-cleaned',
]
if name in (None, *alpaca_datasets_names):
for split in ['train', 'test']:
dataset = load_dataset(name, split=split)
for row in dataset:
if row['input'] in (None, '', 'nan'):
yield row['instruction'] + '\n' + row['output']
else:
yield row['instruction'] + '\n' + row['input'] + '\n' + row['output']
del dataset
gc.collect()
def tokenize_fn(dataset_name, tokenizer=None):
for text in batch_iterator(dataset_name):
text_ids = tokenizer.encode(text, bos=False, eos=True)
yield text_ids
datasets_names = [
'xu-song/cc100-samples',
'bigcode/the-stack-smol-xs',
'nampdn-ai/tiny-textbooks',
'm-a-p/CodeFeedback-Filtered-Instruction',
'nampdn-ai/tiny-codes',
'ajibawa-2023/Maths-College',
'microsoft/orca-math-word-problems-200k',
'datatab/orca_math_world_problem_200k_serbian',
'badrex/llm-emoji-dataset',
'saillab/alpaca-english-cleaned',
'saillab/alpaca-serbian-cleaned',
'saillab/alpaca-croatian-cleaned',
'saillab/alpaca-bosnian-cleaned',
'saillab/alpaca-macedonian-cleaned',
'saillab/alpaca-slovenian-cleaned',
]
outputs = optimize(
fn=partial(tokenize_fn, tokenizer=Tokenizer('..')),
inputs=datasets_names,
output_dir='../data/',
# Number of tokens to store by chunks. This is roughly 64MB of tokens per chunk.
chunk_size=(8193 * 2003),
num_workers=16,
)
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