# ERROR: Could not install packages due to an OSError: HTTPSConnectionPool(host='pypi.org', port=443): Read timed out.

- **ID:** `python/pip-install-error-timeout`
- **Domain:** python
- **Category:** network_error
- **Verification:** ai_generated
- **Fix Rate:** 80%

## Root Cause

Network connectivity issues or a slow connection to PyPI caused the read operation to time out.

## Version Compatibility

| Version | Status | Introduced | Deprecated |
|---------|--------|------------|------------|
| 3.x | active | — | — |

## Workarounds

1. **** (80% success)
   ```
   pip install --timeout 120 package
   ```
2. **** (85% success)
   ```
   pip install --index-url https://pypi.tuna.tsinghua.edu.cn/simple package
   ```
3. **** (75% success)
   ```
   pip install --proxy http://user:pass@proxy:port package
   ```

## Dead Ends

- **** — Transient issues may resolve, but persistent timeouts require configuration changes. (50% fail)
- **** — SSL verification is not the cause of timeout. (95% fail)
- **** — The issue is network-related, not package-specific. (90% fail)