fix: rename in docstring
@@ -1253,7 +1253,7 @@ class ModelCheckpoint(Callback):
options: Optional `tf.train.CheckpointOptions` object if
`save_weights_only` is true or optional `tf.saved_model.SaveOptions`
object if `save_weights_only` is false.
- initial_best: Initial "best" value of the metric to be monitored.
+ initial_value_threshold: Initial "best" value of the metric to be monitored.
Only overwrites the model weights already saved if the
performance of current model is better than this value.
**kwargs: Additional arguments for backwards compatibility. Possible key
