runtime error

Exit code: 1. Reason: 2749/8437 [00:05<00:09, 580.91 examples/s] Generating train split: 40%|████ | 3394/8437 [00:06<00:08, 567.33 examples/s] Generating train split: 47%|████▋ | 4000/8437 [00:07<00:08, 547.17 examples/s] Generating train split: 55%|█████▍ | 4608/8437 [00:08<00:06, 564.52 examples/s] Generating train split: 62%|██████▏ | 5226/8437 [00:09<00:05, 553.52 examples/s] Generating train split: 71%|███████ | 5963/8437 [00:10<00:04, 593.83 examples/s] Generating train split: 79%|███████▉ | 6656/8437 [00:12<00:03, 558.31 examples/s] Generating train split: 87%|████████▋ | 7311/8437 [00:13<00:02, 555.41 examples/s] Generating train split: 96%|█████████▌| 8097/8437 [00:14<00:00, 574.38 examples/s] Generating train split: 100%|██████████| 8437/8437 [00:14<00:00, 564.87 examples/s] Generating validation split: 0%| | 0/1000 [00:00<?, ? examples/s] Generating validation split: 57%|█████▋ | 568/1000 [00:01<00:00, 561.32 examples/s] Generating validation split: 100%|██████████| 1000/1000 [00:02<00:00, 478.22 examples/s] Generating test split: 0%| | 0/1000 [00:00<?, ? examples/s] Generating test split: 51%|█████▏ | 513/1000 [00:01<00:00, 497.48 examples/s] Generating test split: 100%|██████████| 1000/1000 [00:01<00:00, 580.55 examples/s] ✅ 📥 Creating embeddings for sales... Traceback (most recent call last): File "/home/user/app/app.py", line 81, in <module> embeddings = create_embeddings(name, dataset, batch_size=100) File "/home/user/app/app.py", line 37, in create_embeddings texts = [" ".join(row.values()) for row in dataset["train"]] File "/home/user/app/app.py", line 37, in <listcomp> texts = [" ".join(row.values()) for row in dataset["train"]] TypeError: sequence item 12: expected str instance, NoneType found

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