| import os | |
| import pyarrow.parquet as pq | |
| parquet_file = pq.ParquetFile("/gpfs/public/research/liyizhi/huggingface/datasets/fineweb-edu-score-2/data/CC-MAIN-2013-20/train-00013-of-00058.parquet") | |
| print(parquet_file.metadata.num_rows) | |
| # sum = 0 | |
| # for a, b, c in os.walk("/gpfs/public/research/liyizhi/huggingface/datasets/fineweb-edu-score-2/data/"): | |
| # if len(b) == 0: | |
| # for name in c: | |
| # parquet_file = pq.ParquetFile(os.path.join(a, name)) | |
| # num_rows = parquet_file.metadata.num_rows | |
| # sum += num_rows | |
| # print(sum) | |