OpenBabel is a fallback to RDKit in this SmilesWidget, and as such is not critical to its function.
Since openbabel is no longer automatically installed in the new aiidalab/full-stack image, it's better to make it optional.
(RDKit also is not part of the new image and needs to be installed)
OpenBabel is a fallback to RDKit in this SmilesWidget, and as such is not critical to its function. Since openbabel is no longer automatically installed in the new aiidalab/full-stack image, it's better to make it optional.
(RDKit also is not part of the new image and needs to be installed)