process_libyear_dependency_metrics error: Expecting something like a string

> [!NOTE]
> Migrated from [augurlabs/augur#3430](https://github.com/augurlabs/augur/issues/3430)
> Originally opened by `@MoralCode` on 2025-11-21

---

```
[augur] | 2025-11-19 19:19:32 fae4c1aaae33 process_libyear_dependency_metrics[287] INFO Found dependency file: /facade/25480-github.com-classclock-API/API/Pipfile
[augur] | [2025-11-19 19:19:32,777: INFO/ForkPoolWorker-2] Task augur.tasks.start_tasks.augur_collection_monitor[f8d86f3a-7aa3-4bdb-9f18-78db6f5335c0] succeeded in 0.17252128501422703s: None
[augur] | [2025-11-19 19:19:32,777: WARNING/ForkPoolWorker-4] Failed to parse Pipfile: /facade/25480-github.com-classclock-API/API/Pipfile, error: Expecting something like a string
[augur] | 2025-11-19 19:19:32 fae4c1aaae33 process_libyear_dependency_metrics[287] INFO Found dependency file: /facade/25480-github.com-classclock-API/API/Pipfile.lock
```

This has been observed in CI runs that should be independent of recent changes that affect this part of the code (such as augurlabs/augur#3344 ). could probably use investigating