Fixing error that happened on the server dev: local variable 'data_dict' referenced before assignment
Fixing error that happened on the server dev: local variable 'data_dict' referenced before assignment

uclouvain/osis,uclouvain/osis_louvain,uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/osis_louvain,uclouvain/osis_louvain,uclouvain/osis