from __gin__ import dynamic_registration | |
import tasks | |
import __main__ as train_script | |
from t5.data import mixtures | |
from t5x import models | |
from t5x import partitioning | |
from t5x import utils | |
include "t5x/examples/t5/mt5/xxl.gin" | |
include "t5x/configs/runs/finetune.gin" | |
MIXTURE_OR_TASK_NAME = %gin.REQUIRED | |
TASK_FEATURE_LENGTHS = {"inputs": 512, "targets": 2} | |
INITIAL_CHECKPOINT_PATH = %gin.REQUIRED #"gs://t5-data/pretrained_models/t5x/mt5_base/checkpoint_1000000" | |
TRAIN_STEPS = %gin.REQUIRED #1_010_000 # 1000000 pre-trained steps + 10000 fine-tuning steps. | |
USE_CACHED_TASKS = False | |
DROPOUT_RATE = 0.1 | |
RANDOM_SEED = 0 | |
#Fixing a small error | |
infer_eval/utils.DatasetConfig: | |
task_feature_lengths = %TASK_FEATURE_LENGTHS | |
#Saving every 1000 steps | |
utils.SaveCheckpointConfig: | |
period = 1000 | |
# Pere: Only necessary if we load a t5 model. We can start with an t5x model here | |
# `LOSS_NORMALIZING_FACTOR`: When fine-tuning a model that was pre-trained | |
# using Mesh Tensorflow (e.g. the public T5 / mT5 / ByT5 models), this should be | |
# set to `pretraining batch_size` * `target_token_length`. For T5 and T5.1.1: | |
# `2048 * 114`. For mT5: `1024 * 229`. For ByT5: `1024 * 189`. | |
# LOSS_NORMALIZING_FACTOR = 234496 | |
# Might have to ba changed based on architecture | |
# partitioning.PjitPartitioner.num_partitions = 1 | |