get_classification runs with no error codes, but no classification data is returnedAdd check to get_classification for when a valid http status code (200) is returned but the content of the return is {}. This appears to be an error during InChIKey validation.
Add further length checks in get_classification for when there are no alternative_parents returned.
get_classification for when elements of the json output is missing (ie, no external descriptors present)S4 object orientation (OO) for storing and accessing resultsstringr, dplyr and purrr functions are now importedget_classification now checks if the ClassyFire server rate limit has been exceededNULLpkgdown website for docsentity_classification renamed to get_classification