Table Of Contents
Table Of Contents


Callback functions that can be used to track various status during epoch.


do_checkpoint(prefix[, period]) A callback that saves a model checkpoint every few epochs.
log_train_metric(period[, auto_reset]) Callback to log the training evaluation result every period.
module_checkpoint(mod, prefix[, period, …]) Callback to checkpoint Module to prefix every epoch.


LogValidationMetricsCallback Just logs the eval metrics at the end of an epoch.
ProgressBar(total[, length]) Displays a progress bar, indicating the percentage of batches processed within each epoch.
Speedometer(batch_size[, frequent, auto_reset]) Logs training speed and evaluation metrics periodically.