OjongTabi

`ValueError: No objects to concatenate` during `motif_enrichment_dem` Execution

2

### Issue: `ValueError: No objects to concatenate` during `motif_enrichment_dem` Execution ```bash scenicplus grn_inference motif_enrichment_dem \ --region_set_folder /n/sci/SCI-004375-NYUDATA/Ojong/code/scenicplus_train_M21_1 \ --dem_db_fname /n/sci/SCI-004375-NYUDATA/Ojong/code/scenicplus_train_M21_2/create_cisTarget_databases/M21.regions_vs_motifs.scores.feather \ --output_fname_dem_result dem_results.hdf5 \ --temp_dir /n/sci/SCI-004375-NYUDATA/Ojong/code/scenicplus_2024_14_8/tmp/ \ --species Drosophila_melanogaster \...