I want pyromat.get(idstr: str) - object so application code can retrieve one already-loaded substance…

I want pyromat.get(idstr: str) - object so application code can retrieve one already-loaded substance…: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). The function should be a lookup over the current loaded catalog: it should not scan files itself, create a new…

The task

The function should be a lookup over the current loaded catalog: it should not scan files itself, create a new catalog, write to disk, or mutate the catalog. If the ID is not present, such as `pm.get("not.a.real.substance")`, it should report that no substance with that ID was found and raise…

Part of FineEnvs/MiMo-V2.6-RL-harbor-code.