如何解决Google Colab加载Hugging Face数据集的文件一致性错误？

在Google Colab中加载valiantlynxz/godseye-violence-detection-dataset数据集时，持续出现文件大小不一致的错误，报错代码如下：

from datasets import load_dataset

ds = load_dataset("valiantlynxz/godseye-violence-detection-dataset", download_mode="force_redownload")

Colab返回的错误信息：

OSError                                   Traceback (most recent call last)
/tmp/ipython-input-3556148243.py in <cell line: 0>()
      1 from datasets import load_dataset
      2 
----> 3 ds = load_dataset("valiantlynxz/godseye-violence-detection-dataset",download_mode="force_redownload")
      4 
      5 print(ds["train"].column_names)

26 frames
/usr/local/lib/python3.12/dist-packages/huggingface_hub/file_download.py in http_get(url, temp_file, proxies, resume_size, headers, expected_size, displayed_filename, _nb_retries, _tqdm_bar)
    523 
    524     if expected_size is not None and expected_size != temp_file.tell():
--> 525         raise EnvironmentError(
    526             consistency_error_message.format(
    527                 actual_size=temp_file.tell(),

OSError: Consistency check failed: file should be of size 12021156 but has size 10804870 (1O4KGHbRt3M_0.avi).
This is usually due to network issues while downloading the file. Please retry with `force_download=True`.

尝试清理缓存后重新加载，代码如下，但问题依旧：

from datasets import load_dataset
from huggingface_hub import snapshot_download
import shutil
import os

cache_dir = "/root/.cache/huggingface/datasets"  # default location in Colab
shutil.rmtree(cache_dir, ignore_errors=True)


hub_cache = "/root/.cache/huggingface/hub"
shutil.rmtree(hub_cache, ignore_errors=True)


ds = load_dataset("valiantlynxz/godseye-violence-detection-dataset")

以下是可行的解决方法：

• 强制单文件重新下载：直接针对损坏的文件1O4KGHbRt3M_0.avi进行强制下载，使用huggingface_hub的download_file函数指定force_download=True：

  from huggingface_hub import download_file
  from datasets import load_dataset
  
  # 从数据集页面获取该文件的实际下载URL
  file_url = "https://huggingface.co/datasets/valiantlynxz/godseye-violence-detection-dataset/resolve/main/[对应文件路径]/1O4KGHbRt3M_0.avi"
  cache_dir = "/root/.cache/huggingface/datasets"
  
  download_file(file_url, cache_dir=cache_dir, force_download=True)
  ds = load_dataset("valiantlynxz/godseye-violence-detection-dataset")
  

• 切换Colab运行时：重启Colab会话，或更换硬件加速选项（如从GPU切换到CPU再切回），尝试连接不同的网络节点重新下载。

• 手动下载后本地加载：

  1. 从Hugging Face数据集页面手动下载完整数据集压缩包。
  2. 将压缩包上传到Colab的Google Drive或本地文件系统并解压。
  3. 从本地路径加载数据集：

     from datasets import load_dataset
     ds = load_dataset("/content/drive/MyDrive/解压后的数据集路径")
     

• 联系数据集作者：若多次尝试仍报错，可能是数据集源文件本身损坏，可在数据集页面提交issue联系作者确认文件完整性。

内容的提问来源于stack exchange，提问作者AlecArk