Datasets:
| from collections import defaultdict | |
| def grouping_dictionary(l): | |
| d = defaultdict(list) | |
| for k, v in l: | |
| d[k].append(v) | |
| return d |
| from collections import defaultdict | |
| def grouping_dictionary(l): | |
| d = defaultdict(list) | |
| for k, v in l: | |
| d[k].append(v) | |
| return d |