runtime error

Exit code: 1. Reason: README.md: 0%| | 0.00/1.69k [00:00<?, ?B/s] README.md: 100%|██████████| 1.69k/1.69k [00:00<00:00, 7.72MB/s] data/arena-explorer-preference-100k.parq(…): 0%| | 0.00/380M [00:00<?, ?B/s] data/arena-explorer-preference-100k.parq(…): 18%|█▊ | 67.4M/380M [00:02<00:10, 29.2MB/s] data/arena-explorer-preference-100k.parq(…): 100%|██████████| 380M/380M [00:03<00:00, 121MB/s] Generating train split: 0%| | 0/106134 [00:00<?, ? examples/s] Generating train split: 100%|██████████| 106134/106134 [00:03<00:00, 32023.32 examples/s] Generating train split: 100%|██████████| 106134/106134 [00:03<00:00, 31740.63 examples/s] Traceback (most recent call last): File "/home/user/app/app.py", line 31, in <module> models_a = get_sorted_options("model_a") File "/home/user/app/app.py", line 25, in get_sorted_options if column_name not in df.columns: NameError: name 'df' is not defined

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