# 错误：异常：Traceback (most recent call last): ... pip._vendor.urllib3.exceptions.ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): 读取超时。

- **ID:** `python/pip-read-timeout`
- **领域:** python
- **类别:** network_error
- **验证级别:** ai_generated
- **修复率:** 80%

## 根因

与包索引的网络连接过慢或不稳定，导致 pip 在等待数据时超时。

## 版本兼容性

| 版本 | 状态 | 引入 | 弃用 |
|------|------|------|------|
| 3.x | active | — | — |

## 解决方案

1. **** (85% 成功率)
   ```
   pip install --timeout 120 package
   ```
2. **** (90% 成功率)
   ```
   pip install -i https://pypi.tuna.tsinghua.edu.cn/simple package
   ```

## 无效尝试

- **** — If the network issue persists, retrying will result in the same timeout. (60% 失败率)
- **** — Does not address network speed; may even worsen by re-downloading. (70% 失败率)