def add_args(parser):
TransformerOptions.add_all_arguments(parser)
SparseModelOptions.add_all_arguments(parser)
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument("--train",
dest="train",
action='store_true',
help="Compute loss and optimization pass")
group.add_argument("--inference",
dest="train",
action='store_false',
help="Just inference pass")
parser.add_argument(
"--compute-dense-grad",
default=False,
help="If training, compute dense grads in backward pass")
defaults = dict(embedding_dtype=tf.float32,
batch_size=1,
sparsity=0.9,
source_sequence_length=256,
hidden_length=1024,
ff_length=4 * 1024,
batches_per_step=5000,
random_seed=11,
disable_updating=True)
parser.set_defaults(**defaults)
return parser
def add_args(parser):
TransformerOptions.add_all_arguments(parser)
SparseModelOptions.add_all_arguments(parser)
parser.add_argument("--mode",
choices=['train', 'infer'],
default="infer",
help="mode choices: [train, infer]")
parser.add_argument(
"--compute-dense-grad",
default=False,
help="If training, compute dense grads in backward pass")
parser.add_argument("--num-encoder-layers",
default=1,
type=int,
help="Number of encoder layers to instantiate")
defaults = dict(dtype=tf.float32,
batch_size=1,
sparsity=0.9,
source_sequence_length=128,
attention_heads=16,
qkv_length=64,
hidden_length=1024,
ff_length=4 * 1024,
batches_per_step=5000,
random_seed=11,
disable_updating=True)
parser.set_defaults(**defaults)
return parser
def get_program_arguments():
transformer_parser = TransformerOptions()
SparseModelOptions.add_all_arguments(transformer_parser)
transformer_parser.add_argument("--profile",
action="store_true",
help="Enable profiling for mem profile")
default_settings = dict(dtype=tf.float32,
source_sequence_length=12,
hidden_length=16,
ff_length=64,
attention_heads=1,
qkv_length=16,
sparsity=0.9,
batch_size=1,
random_seed=11,
pooling_type='NONE',
dropout_keep_prob=1)
transformer_parser.set_defaults(**default_settings)
return transformer_parser.parse_args()
def get_program_options():
# General transformer options
parser = TransformerOptions()
# Special options for sparse models
SparseModelOptions.add_all_arguments(parser)
# Additional options
parser.add_argument("--extra-poplar-options-disable",
action='store_true',
help='Disable the setting of extra options for poplar')
parser.add_argument(
"--extra-poplar-options-sync-enable",
action='store_true',
help='Enable the setting of extra sync options for poplar')
parser.add_argument(
"--extra-poplar-options-num-callback-threads",
type=str,
default='4',
help=
"Change the number of threads used for stream callbacks. Set to 'auto' to let poplar choose the value. Set to '0' for single threaded."
)
parser.add_argument("--mode",
choices=['train', 'test', 'all'],
default="all",
help="Choices are [training, test, all]")
parser.add_argument("--nepochs",
default=1,
type=int,
help="Number of training epochs")
parser.add_argument(
"--train-checkpoint-path",
type=str,
help="where should checkpoints go. Warning: non-pipelined "
"checkpoints are not compatible with the pipelined version and vice-versa."
)
parser.add_argument(
"--autoregression-offset",
type=int,
default=8,
help=
"Number of tokens at start of sequence to ignore in the autoregressive loss."
)
parser.add_argument("--repeat-count",
type=int,
default=50,
help="Number batch serialization iterations")
parser.add_argument("--recompute",
action="store_true",
help="Turns recomputation on")
parser.add_argument(
"--sparse-embeddings",
action="store_true",
help="Enables sparse embeddings and projection."
"Currently only block size 1 is supported and will be set, regardless of the block size used for other layers."
)
parser.add_argument(
"--restore-epoch",
type=int,
default=None,
help="In test mode, if specified, the checkpoint corresponding to the"
"specified epoch completion will be restore. Otherwise the latest will"
)
# Optimizer options
parser.add_argument("--optimizer",
type=str,
default="Adam",
choices=["GradientDescent", "Momentum", "Adam"],
help="Which optimizer to use.")
parser.add_argument(
"--grad-norm-clip",
type=float,
default=None,
help="Enables gradient clipping by the specified norm.")
parser.add_argument(
"--loss-scale",
type=float,
default=1.0,
help="Enables loss scaling before the gradient computation "
"followed by unscaling of the gradients. May help prevent under and over flow"
)
parser.add_argument(
"--unscale-grad-pre-acc",
action='store_true',
help="If true when loss scaling is on, "
"the gradient are unscaled before they are accumulated, else it is done after accumulation, "
"right before applying them.")
parser.add_argument(
"--grad-acculation-mode",
type=str,
choices=['Sum', 'Avg'],
default='Sum',
help="Changes the accumulation "
"type in the pipeline gradient accumulation optimizer.")
parser.add_argument(
"--scale-grad-pre-acc",
action='store_true',
help="If true when gradient accumulation type is Avg, "
"the gradient are scaled before they are accumulated, else it is done after accumulation, "
"right before applying them.")
parser.add_argument("--slots-fp-type",
type=str,
default=None,
choices=['float32', 'float16'],
help="If set, the slots for the "
"optimizer will use the selected type")
parser.add_argument(
"--force-fp32-weight-update",
action="store_true",
help="When choosing the slots fp type independently "
"from the model, this forces the weight update computation to use fp32, no matter what the var and slots types are"
)
# Learning rate schedule options
parser.add_argument(
"--warmup-steps",
type=int,
default=100000,
help="Linear warm-up steps for learning rate schedule.")
parser.add_argument(
"--cooldown-steps",
type=int,
default=1000000,
help="Linear warm-up steps for learning rate schedule.")
parser.add_argument("--peak-learning-rate",
type=float,
default=1e-4,
help="The peak learning rate to use.")
parser.add_argument("--min-learning-rate",
type=float,
default=1e-5,
help="The min learning rate to use.")
parser.add_argument("--decay-power",
type=float,
default=0.5,
help="The power to use for the polynomial decay.")
# Pipeline options
parser.add_argument("--pipeline",
action="store_true",
help="Turns pipelining on for sparse_training")
parser.add_argument(
"--gradient-accumulation-count",
type=int,
default=36,
help="Sets number of micro-batches in each pipeline run")
parser.add_argument(
"--gradient-accumulation-dtype",
choices=["float32", "float16"],
type=tf.as_dtype,
default=None,
help="Overrides default dtype of gradient accumulation buffer")
parser.add_argument(
"--offload-activations",
action='store_true',
help="Offloads intermediate activations to remote buffers")
parser.add_argument(
"--offload-gradient-accumulation-buffers",
action='store_true',
help="Offloads gradient accumulation buffers to remote buffers")
parser.add_argument(
"--offload-weight-update-variables",
action='store_true',
help="Offloads weight update variables to remote buffers")
# Data options
parser.add_argument(
"--use-synthetic-data",
action='store_true',
help="Uses random synthetic data generated on the host")
parser.add_argument(
"--shuffle",
action='store_true',
help="Shuffles the order in which dataset sequences are read")
parser.add_argument("--disable-dataset-cache",
action='store_true',
help="Disable dataset caching")
parser.add_argument("--disable-dataset-prefetch",
action='store_true',
help="Disable dataset prefetching")
parser.add_argument(
"--data-dir",
default=None,
type=str,
help="Path to the directory where the dataset is stored")
# Logging options
parser.add_argument(
"--log-level",
type=str,
default='INFO',
choices=['NOTSET', 'INFO', 'DEBUG', 'WARNING', 'ERROR', 'CRITICAL'],
help="Set the logging level")
parser.add_argument(
"--decode",
action="store_true",
help=
"Enable decoding sequneces to human readable text for debug purposes.")
parser.add_argument(
"--log-histograms",
action="store_true",
help="Whether to log full histograms. "
"Std, mean, max and min will always be logged either way")
parser.add_argument(
"--bins-count",
type=int,
default=100,
help="Number of bins to use for the tensorboard histograms")
parser.add_argument(
"--use-wandb",
action="store_true",
help="Exports results to Weights and Biases for experiments tracking")
parser.add_argument("--wandb-project-name",
type=str,
default="dynsparse-language-model",
help="The name of the wandb project")
parser.add_argument(
"--wandb-tags",
type=str,
nargs='+',
default=None,
help=
"Tags to use for the current run in wandb. Can be used in the dashboard for sorting runs."
)
parser.add_argument(
"--wandb-name",
type=str,
default=None,
help="A name for this run which will be used in wandb.")
parser.add_argument(
"--debug-dense-grad",
action='store_true',
help="Enable debug printing whenever the dense gradient is calculated."
)
# Compile options
parser.add_argument("--compile-only",
action='store_true',
help='Compile without running or attaching to device.')
parser.add_argument(
"--compile-only-ipu-version",
choices=['ipu1', 'ipu2'],
type=str,
default=None,
help=
'If --compile-only is set this determines the IPU version to target.')
def parse_optimizer_arg(arg: str):
name, value = arg.split('=')
return (name, json.loads(value))
parser.add_argument(
"--optimizer-arg",
type=parse_optimizer_arg,
action="append",
help=
"Extra argument for the chosen optimizer of the form argname=value. "
"Example: `use_nesterov=false`. "
"Can be input multiple times.")
default_settings = dict(
# Model parameters
encoder_layers=2,
dtype='float32',
embedding_length=128,
hidden_length=512,
ff_length=512,
attention_heads=16,
qkv_length=32,
# Sparse model parameters
sparsity=0.9,
block_size=8,
prune_ratio=0.3,
regrow_type='rigl',
pooling_type="MAX",
# Specify the parameters of the sequence data
source_sequence_length=64,
source_vocab_length=16384, # a.k.a embedding/dictionary size
source_pad_id=3,
source_bos_id=0,
source_eos_id=1,
# Program config
warmup_steps=100000,
cooldown_steps=1000000,
gradient_accumulation_count=
24, # pipeline only, overrides batches per io step
gradient_accumulation_dtype=
None, # pipeline only, overrides dtype for accumulators
autoregression_offset=16, # do not compute loss on the first 16 tokens
batch_size=1,
nepochs=200,
optimizer="Adam",
peak_learning_rate=8e-5,
min_learning_rate=8e-6,
num_shards=2,
log_level="INFO",
train_checkpoint_path="checkpoints",
mode="train")
parser.set_defaults(**default_settings)
opts = parser.parse_args()
return opts
def get_program_options():
parser = TransformerOptions()
SparseModelOptions.add_all_arguments(parser)
parser.add_argument("--mode",
choices=['train', 'test', 'all'],
default="all",
help="Choices are [training, test, all]")
parser.add_argument(
"--train-checkpoint-path",
type=str,
help="Path to which to save the trained model or load model from.")
parser.add_argument("--nepochs",
default=1,
type=int,
help="Number of training epochs")
parser.add_argument(
"--steps-per-epoch",
type=int,
default=5,
help="Number of times to run prune and grow every epoch")
parser.add_argument("--optimizer",
type=str,
default="Adam",
choices=["GradientDescent", "Momentum", "Adam"],
help="Which optimizer to use.")
def parse_optimizer_arg(arg):
name, value = arg.split('=')
return (name, json.loads(value))
parser.add_argument(
"--optimizer-arg",
type=parse_optimizer_arg,
action="append",
help=
"Extra argument for the chosen optimizer of the form argname=value. "
"Example: `use_nesterov=false`. "
"Can be input multiple times.")
default_settings = dict(batch_size=2,
nepochs=1,
num_shards=1,
sparsity=0.90,
prune_ratio=0.30,
dtype=tf.float32,
source_sequence_length=28,
target_vocab_length=10,
hidden_length=96,
ff_length=48,
attention_heads=16,
qkv_length=32,
log_level="DEBUG",
regrow_type="rigl",
train_checkpoint_path=tempfile.mkdtemp(),
mode="all")
parser.set_defaults(**default_settings)
opts = parser.parse_args()
logging.basicConfig(
level=logging.getLevelName(opts.log_level),
format='%(asctime)s %(name)s %(levelname)s %(message)s',
datefmt='%Y-%m-%d %H:%M:%S')
return opts
