```text
pybind11_stubgen - [ ERROR] In gemmi.Residue : Invalid expression ''
pybind11_stubgen - [ ERROR] In gemmi.Scaling : Invalid expression ''
pybind11_stubgen - [WARNING] Raw C++ types/values were found in signatures extracted from docstrings.
Please check the corresponding sections of pybind11 documentation to avoid common mistakes in binding code:
- https://pybind11.readthedocs.io/en/latest/advanced/misc.html#avoiding-cpp-types-in-docstrings
- https://pybind11.readthedocs.io/en/latest/advanced/functions.html#default-arguments-revisited
```
How to specify multiple enum mappings? This works for me:
but when I add a second option:
the first one stops working.