GMTKN series of test sets as python data structures.

The GMTKN55 database can be found at https://www.chemie.uni-bonn.de/pctc/mulliken-center/software/GMTKN/gmtkn55

Also included are:

• GW100: https://pubs.acs.org/doi/abs/10.1021/acs.jctc.5b00453
• GAPS: https://pubs.acs.org/doi/10.1021/acs.jctc.9b00322
• MRADC: https://pubs.acs.org/doi/pdf/10.1021/acs.jctc.0c00778
• ACC24: https://pubs.acs.org/doi/10.1021/acs.jctc.5b00871
• S30L: https://pubs.acs.org/doi/abs/10.1021/acs.jctc.5b00296
• BH9: https://pubs.acs.org/doi/10.1021/acs.jctc.1c00694