| """Helpers for parsing the experimental spreadsheets' conventions.""" | |
| def site_atom_indices(atom_numbers): | |
| """0-based atom indices for a site from a spreadsheet's 1-based comma-separated atom_numbers | |
| (e.g. "17,19" or "21"), the convention used by both the delta-22 and applications experimental | |
| spreadsheets.""" | |
| return [int(x) - 1 for x in str(atom_numbers).split(",")] | |