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total_training_iters=20, warmup_iters=20= len(train_loader) 4 multiply n_epochs 5, then ZeroDivisionError occurred. ```shell Traceback (most recent call last): File "LLMs-from-scratch/ch05/05_bonus_hparam_tuning/hparam_search.py", line 191, in <module> train_loss, val_loss = train_model( ^^^^^^^^^^^^ File "/mnt/raid1/docker/ai/LLMs-from-scratch/ch05/05_bonus_hparam_tuning/hparam_search.py", line 90, in train_model progress = (global_step - warmup_iters) / (total_training_iters - warmup_iters) ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ZeroDivisionError: division by zero ```
Optimizing Hyperparameters for Pretraining
The hparam_search.py script, based on the extended training function in Appendix D: Adding Bells and Whistles to the Training Loop, is designed to find optimal hyperparameters via grid search.
Note
This script will take a long time to run. You may want to reduce the number of hyperparameter configurations explored in the
HPARAM_GRID
dictionary at the top.