@@ -0,0 +1,7 @@ | |||
fastNLP.core.callbacks.fitlog\_callback module | |||
============================================== | |||
.. automodule:: fastNLP.core.callbacks.fitlog_callback | |||
:members: | |||
:undoc-members: | |||
:show-inheritance: |
@@ -25,6 +25,7 @@ Submodules | |||
fastNLP.core.callbacks.callback_manager | |||
fastNLP.core.callbacks.checkpoint_callback | |||
fastNLP.core.callbacks.early_stop_callback | |||
fastNLP.core.callbacks.fitlog_callback | |||
fastNLP.core.callbacks.has_monitor_callback | |||
fastNLP.core.callbacks.load_best_model_callback | |||
fastNLP.core.callbacks.lr_scheduler_callback | |||
@@ -0,0 +1,15 @@ | |||
fastNLP.modules.mix\_modules package | |||
==================================== | |||
.. automodule:: fastNLP.modules.mix_modules | |||
:members: | |||
:undoc-members: | |||
:show-inheritance: | |||
Submodules | |||
---------- | |||
.. toctree:: | |||
:maxdepth: 4 | |||
fastNLP.modules.mix_modules.utils |
@@ -0,0 +1,7 @@ | |||
fastNLP.modules.mix\_modules.utils module | |||
========================================= | |||
.. automodule:: fastNLP.modules.mix_modules.utils | |||
:members: | |||
:undoc-members: | |||
:show-inheritance: |
@@ -0,0 +1,15 @@ | |||
fastNLP.modules package | |||
======================= | |||
.. automodule:: fastNLP.modules | |||
:members: | |||
:undoc-members: | |||
:show-inheritance: | |||
Subpackages | |||
----------- | |||
.. toctree:: | |||
:maxdepth: 4 | |||
fastNLP.modules.mix_modules |
@@ -15,3 +15,4 @@ Subpackages | |||
fastNLP.core | |||
fastNLP.envs | |||
fastNLP.io | |||
fastNLP.modules |
@@ -14,6 +14,7 @@ __all__ = [ | |||
"TorchGradClipCallback", | |||
"ResultsMonitor", | |||
'HasMonitorCallback', | |||
"FitlogCallback", | |||
# collators | |||
'Collator', | |||
@@ -68,6 +69,7 @@ __all__ = [ | |||
# metrics | |||
"Metric", | |||
"Accuracy", | |||
"TransformersAccuracy", | |||
'SpanFPreRecMetric', | |||
'ClassifyFPreRecMetric', | |||
@@ -17,7 +17,9 @@ __all__ = [ | |||
"TorchGradClipCallback", | |||
"ResultsMonitor", | |||
'HasMonitorCallback' | |||
'HasMonitorCallback', | |||
"FitlogCallback" | |||
] | |||
@@ -32,4 +34,5 @@ from .early_stop_callback import EarlyStopCallback | |||
from .torch_callbacks import * | |||
from .more_evaluate_callback import MoreEvaluateCallback | |||
from .has_monitor_callback import ResultsMonitor, HasMonitorCallback | |||
from .fitlog_callback import FitlogCallback | |||
@@ -25,7 +25,7 @@ def _transfer(func): | |||
for callback_fn in manager.callback_fns[func.__name__]: | |||
try: | |||
callback_fn(*arg, **kwargs) | |||
except EarlyStopException as e: | |||
except (EarlyStopException, KeyboardInterrupt) as e: | |||
raise e | |||
except BaseException as e: | |||
logger.error(f"The following callback_fn raise exception:{_get_fun_msg(callback_fn)}.") | |||
@@ -9,12 +9,13 @@ import sys | |||
from fastNLP.core.log import logger | |||
from .topk_saver import TopkSaver | |||
from .callback import Callback | |||
from ..utils.exceptions import EarlyStopException | |||
class CheckpointCallback(Callback): | |||
def __init__(self, folder: Optional[Union[str, Path]] = None, every_n_epochs: Optional[int] = None, | |||
every_n_batches: Optional[int] = None, last: bool = False, | |||
on_exceptions: Optional[Union[BaseException, Sequence[BaseException]]] = None, topk: int = 0, | |||
every_n_batches: Optional[int] = None, last: bool = False, topk: int = 0, | |||
on_exceptions: Optional[Union[BaseException, Sequence[BaseException]]] = [EarlyStopException], | |||
monitor: Optional[Union[str, Callable]] = None, larger_better: bool = True, | |||
only_state_dict: bool = True, model_save_fn: Optional[Callable] = None, save_object: str = 'model', | |||
save_evaluate_results=True, **kwargs): | |||
@@ -33,16 +34,23 @@ class CheckpointCallback(Callback): | |||
则 fastNLP 将 folder 绝对路径传递给该函数,fastNLP 在该 folder 下不进行模型保存。默认情况下,本 checkpoint 只保存了 model | |||
的状态;如还需保存 Trainer 的状态以断点重训的话,请使用 ``save_object='trainer'`` 。 | |||
:param monitor: 监控的 metric 值。如果在 evaluation 结果中没有找到完全一致的名称,将使用 最长公共字符串算法 找到最匹配 | |||
的那个作为 monitor 。如果为 None,将尝试使用 Trainer 设置的 monitor 。也可以传入一个函数,接受参数为 evaluation 的结 | |||
果(字典类型),返回一个 float 值作为 monitor 的结果,如果当前结果中没有相关的 monitor 值请返回 None 。 | |||
:param monitor: 监控的 metric 值。 | |||
* 为 ``None`` | |||
将尝试使用 :class:`~fastNLP.Trainer` 中设置 `monitor` 值(如果有设置)。 | |||
* 为 ``str`` | |||
尝试直接使用该名称从 ``evaluation`` 结果中寻找,如果在 ``evaluation`` 结果中没有找到完全一致的名称,将 | |||
使用 最长公共字符串算法 从 ``evaluation`` 结果中找到最匹配的那个作为 ``monitor`` 。 | |||
* 为 ``Callable`` | |||
接受参数为 ``evaluation`` 的结果(字典类型),返回一个 ``float`` 值作为 ``monitor`` 的结果,如果当前结果中没有相关 | |||
的 ``monitor`` 值请返回 ``None`` 。 | |||
:param folder: 保存的文件夹,fastNLP 将在该文件下以时间戳创建子文件夹,并在里面保存。因此不同次运行可以将被保存到不同的 | |||
时间戳文件夹中。如果为 None ,默认使用当前文件夹。 | |||
:param every_n_epochs: 多少个 epoch 保存一次。 | |||
:param every_n_batches: 多少个 batch 保存一次。 | |||
:param last: 如果为 True ,将在每次 epoch 运行结束都保存一次,会覆盖之前的保存。 | |||
:param topk: 保存 monitor 结果 topK 个。 | |||
:param on_exceptions: 在出异常信息时,是否保存。传入需要捕获的异常的类。 | |||
:param on_exceptions: 在出异常信息时,是否保存。传入需要捕获的异常的类。默认将捕获 EarlyStopException 。 | |||
:param larger_better: monitor 的值是否时越大越好。 | |||
:param only_state_dict: 保存模型时是否只保存 state_dict 。当 model_save_fn 不为 None 时,该参数无效。 | |||
:param model_save_fn: 个性化的保存函数,当触发保存操作时,就调用这个函数,这个函数应当接受一个文件夹作为参数,不返回任何东西。 | |||
@@ -12,9 +12,16 @@ class EarlyStopCallback(HasMonitorCallback): | |||
def __init__(self, monitor:Union[str, Callable]=None, larger_better:bool=True, patience:int=10): | |||
""" | |||
:param str monitor: 监控的 metric 值。如果在 evaluation 结果中没有找到完全一致的名称,将使用 最长公共字符串算法 找到最匹配 | |||
的那个作为 monitor 。如果为 None,将尝试使用 Trainer 设置的 monitor 。也可以传入一个函数,接受参数为 evaluation 的结 | |||
果(字典类型),返回一个 float 值作为 monitor 的结果。 | |||
:param monitor: 监控的 metric 值。 | |||
* 为 ``None`` | |||
将尝试使用 :class:`~fastNLP.Trainer` 中设置 `monitor` 值(如果有设置)。 | |||
* 为 ``str`` | |||
尝试直接使用该名称从 ``evaluation`` 结果中寻找,如果在 ``evaluation`` 结果中没有找到完全一致的名称,将 | |||
使用 最长公共字符串算法 从 ``evaluation`` 结果中找到最匹配的那个作为 ``monitor`` 。 | |||
* 为 ``Callable`` | |||
接受参数为 ``evaluation`` 的结果(字典类型),返回一个 ``float`` 值作为 ``monitor`` 的结果,如果当前结果中没有相关 | |||
的 ``monitor`` 值请返回 ``None`` 。 | |||
:param larger_better: monitor 的值是否是越大越好。 | |||
:param patience: 多少次 evaluate 不没有提升就停止。 | |||
""" | |||
@@ -0,0 +1,66 @@ | |||
__all__ = [ | |||
'FitlogCallback' | |||
] | |||
from .has_monitor_callback import HasMonitorCallback | |||
from ...envs import _module_available | |||
from ...envs import get_global_rank | |||
if _module_available('fitlog'): | |||
import fitlog | |||
class FitlogCallback(HasMonitorCallback): | |||
""" | |||
自动记录 ``evaluation`` 结果到 ``fitlog`` 中。会自动记录每一次 ``evaluate`` 后的结果;同时会根据 | |||
``monitor`` 记录最好的结果。另外,会自动将非 ``rank 0`` 上的 ``fitlog`` 设置为 ``debug`` 状态。 | |||
:param monitor: 监控的 metric 值。 | |||
* 为 ``None`` | |||
将尝试使用 :class:`~fastNLP.Trainer` 中设置 `monitor` 值(如果有设置)。 | |||
* 为 ``str`` | |||
尝试直接使用该名称从 ``evaluation`` 结果中寻找,如果在 ``evaluation`` 结果中没有找到完全一致的名称,将 | |||
使用 最长公共字符串算法 从 ``evaluation`` 结果中找到最匹配的那个作为 ``monitor`` 。 | |||
* 为 ``Callable`` | |||
接受参数为 ``evaluation`` 的结果(字典类型),返回一个 ``float`` 值作为 ``monitor`` 的结果,如果当前结果中没有相关 | |||
的 ``monitor`` 值请返回 ``None`` 。 | |||
:param larger_better: 是否是越大越好。 | |||
:param log_exception: 是否记录 ``exception`` 。 | |||
:param log_loss_every: 多少个 ``batch`` 记录一次 loss 到 ``fitlog`` 中。 | |||
""" | |||
def __init__(self, monitor=None, larger_better: bool = True, log_exception:bool=True, log_loss_every:int=0): | |||
assert _module_available('fitlog'), "fitlog is not installed." | |||
super().__init__(monitor=monitor, larger_better=larger_better) | |||
self.log_exception = log_exception | |||
self.log_loss_every = log_loss_every | |||
self.avg_loss = 0 | |||
def on_after_trainer_initialized(self, trainer, driver): | |||
if get_global_rank() != 0: # 如果不是 global rank 为 0 ,需要关闭 fitlog | |||
fitlog.debug() | |||
def on_evaluate_end(self, trainer, results): | |||
results = self.itemize_results(results) | |||
fitlog.add_metric(results, step=trainer.global_forward_batches, epoch=trainer.cur_epoch_idx) | |||
if self.is_better_results(results, keep_if_better=True): | |||
results['step'] = trainer.global_forward_batches | |||
results['epoch'] = trainer.cur_epoch_idx | |||
fitlog.add_best_metric(results) | |||
def on_before_backward(self, trainer, outputs): | |||
if self.log_loss_every > 0: | |||
loss = trainer.extract_loss_from_outputs(outputs) | |||
self.avg_loss += loss.item() | |||
if trainer.global_forward_batches % self.log_loss_every == 0: | |||
fitlog.add_loss(self.avg_loss / self.log_loss_every * trainer.accumulation_steps, name='loss', | |||
step=trainer.global_forward_batches, | |||
epoch=trainer.cur_epoch_idx) | |||
self.avg_loss = 0 | |||
def on_train_end(self, trainer): | |||
fitlog.finish() | |||
def on_exception(self, trainer, exception): | |||
fitlog.finish(status=1) | |||
if self.log_exception: | |||
fitlog.add_other(repr(exception), name='except_info') |
@@ -171,9 +171,16 @@ class HasMonitorCallback(ResultsMonitor, Callback): | |||
该 callback 不直接进行使用,作为其它相关 callback 的父类使用,如果 callback 有使用 monitor 可以继承该函数里面实现了 | |||
(1)判断monitor合法性;(2)在需要时, 根据trainer的monitor设置自己的monitor名称。 | |||
:param monitor: 监控的 metric 值。如果在 evaluation 结果中没有找到完全一致的名称,将使用 最长公共字符串算法 找到最匹配 | |||
的那个作为 monitor 。如果为 None,将尝试使用 Trainer 设置的 monitor 。也可以传入一个函数,接受参数为 evaluation 的结 | |||
果(字典类型),返回一个 float 值作为 monitor 的结果,如果当前结果中没有相关的 monitor 值请返回 None 。 | |||
:param monitor: 监控的 metric 值。 | |||
* 为 ``None`` | |||
将尝试使用 :class:`~fastNLP.Trainer` 中设置 `monitor` 值(如果有设置)。 | |||
* 为 ``str`` | |||
尝试直接使用该名称从 ``evaluation`` 结果中寻找,如果在 ``evaluation`` 结果中没有找到完全一致的名称,将 | |||
使用 最长公共字符串算法 从 ``evaluation`` 结果中找到最匹配的那个作为 ``monitor`` 。 | |||
* 为 ``Callable`` | |||
接受参数为 ``evaluation`` 的结果(字典类型),返回一个 ``float`` 值作为 ``monitor`` 的结果,如果当前结果中没有相关 | |||
的 ``monitor`` 值请返回 ``None`` 。 | |||
:param larger_better: monitor 是否时越大越好 | |||
:param must_have_monitor: 这个 callback 是否必须有 monitor 设置。如果设置为 True ,且没检测到设置 monitor 会报错。 | |||
""" | |||
@@ -22,9 +22,16 @@ class LoadBestModelCallback(HasMonitorCallback): | |||
保存最佳的 monitor 值最佳的模型,并在训练结束的时候重新加载模型,默认会在加载之后删除权重文件。仅在训练正常结束的时候才能加载 | |||
最好的模型。 | |||
:param str monitor: 监控的 metric 值。如果在 evaluation 结果中没有找到完全一致的名称,将使用 最长公共字符串算法 找到最匹配 | |||
的那个作为 monitor 。如果为 None,将尝试使用 Trainer 设置的 monitor 。也可以传入一个函数,接受参数为 evaluation 的结 | |||
果(字典类型),返回一个 float 值作为 monitor 的结果,如果当前结果中没有相关的 monitor 值请返回 None 。 | |||
:param monitor: 监控的 metric 值。 | |||
* 为 ``None`` | |||
将尝试使用 :class:`~fastNLP.Trainer` 中设置 `monitor` 值(如果有设置)。 | |||
* 为 ``str`` | |||
尝试直接使用该名称从 ``evaluation`` 结果中寻找,如果在 ``evaluation`` 结果中没有找到完全一致的名称,将 | |||
使用 最长公共字符串算法 从 ``evaluation`` 结果中找到最匹配的那个作为 ``monitor`` 。 | |||
* 为 ``Callable`` | |||
接受参数为 ``evaluation`` 的结果(字典类型),返回一个 ``float`` 值作为 ``monitor`` 的结果,如果当前结果中没有相关 | |||
的 ``monitor`` 值请返回 ``None`` 。 | |||
:param larger_better: 该 metric 值是否是越大越好。 | |||
:param save_folder: 保存的文件夹,如果为空,则保存在内存中。不为空,则保存一份权重到文件中,当为多机训练,且本值不为空时,请确保 | |||
不同的机器均可访问当该路径。当 model_save_fn 不为 None 时该值一定不能为空。 | |||
@@ -45,10 +45,16 @@ class RichCallback(ProgressCallback): | |||
:param print_every: 多少个 batch 更新一次显示。 | |||
:param loss_round_ndigit: 显示的 loss 保留多少位有效数字 | |||
:param monitor: 当检测到这个key的结果更好时,会打印出不同的颜色进行提示。监控的 metric 值。如果在 evaluation 结果中没有找到 | |||
完全一致的名称,将使用 最长公共字符串算法 找到最匹配的那个作为 monitor 。如果为 None,将尝试使用 Trainer 设置的 monitor | |||
。也可以传入一个函数,接受参数为 evaluation 的结果(字典类型),返回一个 float 值作为 monitor 的结果,如果当前结果中没有 | |||
相关的 monitor 值请返回 None 。 | |||
:param monitor: 监控的 metric 值。当检测到这个key的结果更好时,会打印出不同的颜色进行提示。 | |||
* 为 ``None`` | |||
将尝试使用 :class:`~fastNLP.Trainer` 中设置 `monitor` 值(如果有设置)。 | |||
* 为 ``str`` | |||
尝试直接使用该名称从 ``evaluation`` 结果中寻找,如果在 ``evaluation`` 结果中没有找到完全一致的名称,将 | |||
使用 最长公共字符串算法 从 ``evaluation`` 结果中找到最匹配的那个作为 ``monitor`` 。 | |||
* 为 ``Callable`` | |||
接受参数为 ``evaluation`` 的结果(字典类型),返回一个 ``float`` 值作为 ``monitor`` 的结果,如果当前结果中没有相关 | |||
的 ``monitor`` 值请返回 ``None`` 。 | |||
:param larger_better: 是否是 monitor 的结果越大越好。 | |||
:param format_json: 是否格式化 json 再打印 | |||
""" | |||
@@ -140,10 +146,16 @@ class RawTextCallback(ProgressCallback): | |||
:param print_every: 多少个 batch 更新一次显示。 | |||
:param loss_round_ndigit: 显示的 loss 保留多少位有效数字 | |||
:param monitor: 当检测到这个key的结果更好时,会打印出不同的颜色进行提示。监控的 metric 值。如果在 evaluation 结果中没有找到 | |||
完全一致的名称,将使用 最长公共字符串算法 找到最匹配的那个作为 monitor 。如果为 None,将尝试使用 Trainer 设置的 monitor | |||
。也可以传入一个函数,接受参数为 evaluation 的结果(字典类型),返回一个 float 值作为 monitor 的结果,如果当前结果中没有 | |||
相关的 monitor 值请返回 None 。 | |||
:param monitor: 监控的 metric 值。当检测到这个key的结果更好时,会打印出不同的颜色进行提示。 | |||
* 为 ``None`` | |||
将尝试使用 :class:`~fastNLP.Trainer` 中设置 `monitor` 值(如果有设置)。 | |||
* 为 ``str`` | |||
尝试直接使用该名称从 ``evaluation`` 结果中寻找,如果在 ``evaluation`` 结果中没有找到完全一致的名称,将 | |||
使用 最长公共字符串算法 从 ``evaluation`` 结果中找到最匹配的那个作为 ``monitor`` 。 | |||
* 为 ``Callable`` | |||
接受参数为 ``evaluation`` 的结果(字典类型),返回一个 ``float`` 值作为 ``monitor`` 的结果,如果当前结果中没有相关 | |||
的 ``monitor`` 值请返回 ``None`` 。 | |||
:param larger_better: 是否是monitor的结果越大越好。 | |||
:param format_json: 是否format json再打印 | |||
""" | |||
@@ -7,7 +7,7 @@ __all__ = [ | |||
'Evaluator' | |||
] | |||
from fastNLP.core.drivers import Driver | |||
from fastNLP.core.drivers import Driver, TorchDriver | |||
from ..drivers.choose_driver import choose_driver | |||
from .loops import Loop, EvaluateBatchLoop | |||
from fastNLP.core.utils import auto_param_call, dataclass_to_dict, \ | |||
@@ -23,7 +23,7 @@ class Evaluator: | |||
driver: Driver | |||
_evaluate_batch_loop: Loop | |||
def __init__(self, model, dataloaders, metrics: Optional[Union[Dict, Metric]] = None, | |||
def __init__(self, model, dataloaders, metrics: Optional[Dict] = None, | |||
driver: Union[str, Driver] = 'torch', device: Optional[Union[int, List[int], str]] = None, | |||
evaluate_batch_step_fn: Optional[callable] = None, evaluate_fn: Optional[str] = None, | |||
input_mapping: Optional[Union[Callable, Dict]] = None, | |||
@@ -316,15 +316,15 @@ class _MetricsWrapper: | |||
raise TypeError("Parameter `metrics` can only be `Dict` type.") | |||
for metric_name, metric in metrics.items(): | |||
# 因为 torchmetrics 是一个 nn.Module,因此我们需要先将其移到对应的机器上; | |||
if _is_torchmetrics_metric(metric): | |||
if _is_torchmetrics_metric(metric) and isinstance(evaluator.driver, TorchDriver): | |||
# torchmetrics 是默认自动开启了多卡的 | |||
evaluator.driver.move_model_to_device(metric, evaluator.driver.data_device) | |||
elif isinstance(metric, Metric): | |||
# 如果数据是分布式的,但是不aggregate的话可能有问题 | |||
if evaluator._dist_sampler is not None and metric.aggregate_when_get_metric is False: | |||
logger.warning_once( | |||
"You have replace the sampler as distributed sampler when evaluation, but your " | |||
f"metric {metric_name}:{metric.__class__.__name__}' `aggregate_when_get_metric` is False.") | |||
logger.rank_zero_warning( | |||
"You have replace the sampler as distributed sampler when evaluation, but your metric " | |||
f"{metric_name}:{metric.__class__.__name__}'s `aggregate_when_get_metric` is False.", once=True) | |||
if metric.aggregate_when_get_metric is None: | |||
metric.aggregate_when_get_metric = evaluator._dist_sampler is not None | |||
@@ -388,5 +388,8 @@ class _MetricsWrapper: | |||
_results = metric.accumulate() | |||
else: | |||
raise RuntimeError(f"Not support `{type(metric)}` for now.") | |||
results[metric_name] = _results | |||
if _results is not None: | |||
results[metric_name] = _results | |||
else: | |||
logger.warning_once(f"Metric:{metric_name} returns None when getting metric results.") | |||
return results |
@@ -27,19 +27,21 @@ class EvaluateBatchLoop(Loop): | |||
while True: | |||
try: | |||
batch = next(iterator) | |||
batch = match_and_substitute_params(evaluator.input_mapping, batch) | |||
batch = evaluator.move_data_to_device(batch) | |||
except StopIteration: | |||
break | |||
try: | |||
batch = match_and_substitute_params(evaluator.input_mapping, batch) | |||
batch = evaluator.move_data_to_device(batch) | |||
self.batch_step_fn(evaluator, batch) | |||
batch_idx += 1 | |||
evaluator.update_progress_bar(batch_idx, evaluator.cur_dataloader_name) | |||
except BaseException as e: | |||
if callable(getattr(dataloader, 'get_batch_indices', None)): | |||
indices = dataloader.get_batch_indices() | |||
logger.error(f"Exception happens when evaluating on samples: {indices}") | |||
raise e | |||
self.batch_step_fn(evaluator, batch) | |||
batch_idx += 1 | |||
evaluator.update_progress_bar(batch_idx, evaluator.cur_dataloader_name) | |||
# 获取metric结果。返回的dict内容示例为{'metric_name1': metric_results, 'metric_name2': metric_results, ...} | |||
results = evaluator.get_metric() | |||
return results | |||
@@ -19,30 +19,31 @@ class TrainBatchLoop(Loop): | |||
get_batch_indices = dataloader.get_batch_indices if callable(getattr(dataloader, 'get_batch_indices', None))\ | |||
else lambda *args, **kwargs: None | |||
dataloader = iter(dataloader) | |||
indices = None | |||
while trainer.batch_idx_in_epoch<=trainer.num_batches_per_epoch: | |||
try: | |||
trainer.on_fetch_data_begin() | |||
batch = next(dataloader) | |||
indices = get_batch_indices() | |||
except StopIteration: | |||
break | |||
try: | |||
trainer.on_fetch_data_end() | |||
batch = match_and_substitute_params(trainer.input_mapping, batch) | |||
batch = trainer.move_data_to_device(batch) | |||
except StopIteration: | |||
break | |||
trainer.on_train_batch_begin(batch, indices) | |||
with trainer.get_no_sync_context(): # 在多卡的时候可能需要关闭 sync | |||
self.batch_step_fn(trainer, batch) | |||
trainer.global_forward_batches += 1 | |||
trainer.batch_idx_in_epoch += 1 | |||
trainer.check_batch_step_fn() | |||
trainer.on_train_batch_end() | |||
except BaseException as e: | |||
if indices and not isinstance(e, EarlyStopException): | |||
if indices is not None and not isinstance(e, (EarlyStopException, KeyboardInterrupt)): | |||
logger.error(f"Exception happens when running on samples: {indices}") | |||
raise e | |||
trainer.on_train_batch_begin(batch, indices) | |||
with trainer.get_no_sync_context(): # 在多卡的时候可能需要关闭 sync | |||
self.batch_step_fn(trainer, batch) | |||
trainer.global_forward_batches += 1 | |||
trainer.batch_idx_in_epoch += 1 | |||
trainer.check_batch_step_fn() | |||
trainer.on_train_batch_end() | |||
trainer.step_evaluate() | |||
trainer.batch_idx_in_epoch = 0 | |||
@@ -256,7 +256,6 @@ class Trainer(TrainerEventTrigger): | |||
:kwargs: | |||
* *torch_kwargs* -- 用于在指定 ``driver`` 为 'torch' 时设定具体 driver 实例的一些参数: | |||
* ddp_kwargs -- 用于在使用 ``TorchDDPDriver`` 时指定 ``DistributedDataParallel`` 初始化时的参数;例如传入 | |||
{'find_unused_parameters': True} 来解决有参数不参与前向运算导致的报错等; | |||
* set_grad_to_none -- 是否在训练过程中在每一次 optimizer 更新后将 grad 置为 None; | |||
@@ -47,7 +47,7 @@ class JittorDataLoader: | |||
提供给使用jittor框架的DataLoader函数,提供了auto_collate的功能, 支持实现了__getitem__和__len__的dataset | |||
""" | |||
def __init__(self, dataset, batch_size: int = 16, shuffle: bool = False, | |||
def __init__(self, dataset, batch_size: int = 16, shuffle: bool = True, | |||
drop_last: bool = False, num_workers: int = 0, buffer_size: int = 512 * 1024 * 1024, | |||
stop_grad: bool = True, keep_numpy_array: bool = False, endless: bool = False, | |||
collate_fn: Union[None, str, Callable] = "auto") -> None: | |||
@@ -47,7 +47,7 @@ class PaddleDataLoader(DataLoader): | |||
def __init__(self, dataset, feed_list=None, places=None, | |||
return_list: bool = True, batch_sampler=None, | |||
batch_size: int = 1, shuffle: bool = False, | |||
batch_size: int = 1, shuffle: bool = True, | |||
drop_last: bool = False, collate_fn: Union[str, Callable, None] = 'auto', | |||
num_workers: int = 0, use_buffer_reader: bool = True, | |||
use_shared_memory: bool = True, timeout: int = 0, | |||
@@ -14,7 +14,7 @@ from ...envs import FASTNLP_BACKEND, SUPPORT_BACKENDS | |||
from ..log import logger | |||
def prepare_dataloader(dataset, batch_size: int = 16, shuffle: bool = False, drop_last: bool = False, | |||
def prepare_dataloader(dataset, batch_size: int = 16, shuffle: bool = True, drop_last: bool = False, | |||
collate_fn: Union[Callable, str, None] = 'auto', num_workers: int = 0, | |||
seed: int = 0, backend: str = 'auto'): | |||
""" | |||
@@ -179,7 +179,7 @@ class TorchDataLoader(DataLoader): | |||
def prepare_torch_dataloader(ds_or_db: Union[DataSet, Sequence[DataSet], Mapping[str, DataSet]], | |||
batch_size: int = 1, | |||
shuffle: bool = False, | |||
shuffle: bool = True, | |||
sampler: Union["Sampler[int]", ReproducibleSampler, UnrepeatedSampler] = None, | |||
batch_sampler: Union["Sampler[Sequence[int]]", ReproducibleBatchSampler] = None, | |||
num_workers: int = 0, collate_fn: Union[str, Callable, None] = 'auto', | |||
@@ -236,8 +236,8 @@ def prepare_torch_dataloader(ds_or_db: Union[DataSet, Sequence[DataSet], Mapping | |||
persistent_workers=persistent_workers, | |||
) | |||
else: | |||
dl_bundle[name] = TorchDataLoader(dataset=ds, batch_size=non_train_batch_size, | |||
shuffle=shuffle, sampler=non_train_sampler, | |||
dl_bundle[name] = TorchDataLoader(dataset=ds, batch_size=non_train_batch_size if non_train_batch_size else batch_size, | |||
shuffle=shuffle, sampler=non_train_sampler if non_train_sampler else sampler, | |||
batch_sampler=batch_sampler, | |||
num_workers=num_workers, collate_fn=collate_fn, pin_memory=pin_memory, | |||
drop_last=drop_last, timeout=timeout, worker_init_fn=worker_init_fn, | |||
@@ -1,9 +1,10 @@ | |||
from typing import Callable | |||
__all__ = [ | |||
"indice_collate_wrapper" | |||
] | |||
def indice_collate_wrapper(func): | |||
def indice_collate_wrapper(func:Callable): | |||
""" | |||
其功能是封装一层collate_fn,将dataset取到的tuple数据分离开,将idx打包为indices。 | |||
@@ -40,8 +40,8 @@ def initialize_paddle_driver(driver: str, device: Optional[Union[str, int, List[ | |||
if user_visible_devices is None: | |||
raise RuntimeError("To run paddle distributed training, please set `FASTNLP_BACKEND` to 'paddle' before using FastNLP.") | |||
if device is not None: | |||
logger.warning_once("Parameter `device` would be ignored when you are using `paddle.distributed.launch` to pull " | |||
"up your script. And we will directly get the local device via environment variables.") | |||
logger.rank_zero_warning("Parameter `device` would be ignored when you are using `paddle.distributed.launch` to pull " | |||
"up your script. And we will directly get the local device via environment variables.", once=True) | |||
_visible_list = user_visible_devices.split(",") | |||
device = [ f"gpu:{_visible_list.index(g) }" for g in os.environ["CUDA_VISIBLE_DEVICES"].split(",")] | |||
# TODO 目前一个进程仅对应一个卡,所以暂时传入单个 | |||
@@ -26,9 +26,9 @@ def initialize_torch_driver(driver: str, device: Optional[Union[str, "torch.devi | |||
# world_size 和 rank | |||
if FASTNLP_BACKEND_LAUNCH in os.environ: | |||
if device is not None: | |||
logger.warning_once("Parameter `device` would be ignored when you are using `torch.distributed.run` to pull " | |||
logger.rank_zero_warning("Parameter `device` would be ignored when you are using `torch.distributed.run` to pull " | |||
"up your script. And we will directly get the local device via " | |||
"`os.environ['LOCAL_RANK']`.") | |||
"`os.environ['LOCAL_RANK']`.", once=True) | |||
return TorchDDPDriver(model, torch.device(f"cuda:{os.environ['LOCAL_RANK']}"), True, **kwargs) | |||
if driver not in {"torch", "fairscale"}: | |||
@@ -1,11 +1,13 @@ | |||
import os | |||
from typing import Dict, Union, Callable, Tuple, Optional | |||
from fastNLP.envs.imports import _NEED_IMPORT_TORCH | |||
if _NEED_IMPORT_TORCH: | |||
import torch | |||
from torch.nn import DataParallel | |||
from torch.nn.parallel import DistributedDataParallel | |||
from torch.utils.data import RandomSampler as TorchRandomSampler | |||
from torch.utils.data import SequentialSampler as TorchSequentialSampler | |||
__all__ = [ | |||
'TorchSingleDriver' | |||
@@ -15,7 +17,8 @@ from .torch_driver import TorchDriver | |||
from fastNLP.core.drivers.torch_driver.utils import replace_sampler, replace_batch_sampler | |||
from fastNLP.core.utils import auto_param_call | |||
from fastNLP.core.utils.utils import _get_fun_msg | |||
from fastNLP.core.samplers import ReproducibleBatchSampler, ReproducibleSampler, re_instantiate_sampler, ReproduceBatchSampler | |||
from fastNLP.core.samplers import ReproducibleBatchSampler, ReproducibleSampler, re_instantiate_sampler, \ | |||
ReproduceBatchSampler | |||
from fastNLP.core.samplers import RandomSampler | |||
from fastNLP.core.log import logger | |||
@@ -24,6 +27,7 @@ class TorchSingleDriver(TorchDriver): | |||
r""" | |||
用于 cpu 和 单卡 gpu 运算; | |||
""" | |||
def __init__(self, model, device: "torch.device", fp16: bool = False, **kwargs): | |||
if isinstance(model, DistributedDataParallel): | |||
raise ValueError("`DistributedDataParallel` is not supported in `TorchSingleDriver`") | |||
@@ -88,7 +92,8 @@ class TorchSingleDriver(TorchDriver): | |||
else: | |||
raise RuntimeError(f"There is no `{fn}` method in your {type(self.model)}.") | |||
def set_dist_repro_dataloader(self, dataloader, dist: Union[str, ReproducibleBatchSampler, ReproducibleSampler]=None, | |||
def set_dist_repro_dataloader(self, dataloader, | |||
dist: Union[str, ReproducibleBatchSampler, ReproducibleSampler] = None, | |||
reproducible: bool = False): | |||
# 如果 dist 为 ReproducibleBatchSampler, ReproducibleIterator 说明是在断点重训时 driver.load 函数调用; | |||
@@ -108,17 +113,24 @@ class TorchSingleDriver(TorchDriver): | |||
if reproducible: | |||
if isinstance(args.sampler, TorchRandomSampler): | |||
# 如果本来就是随机的,直接替换掉吧。 | |||
sampler = RandomSampler(args.sampler.data_source) | |||
logger.debug("Replace torch RandomSampler into fastNLP RandomSampler.") | |||
if getattr(args.sampler, '_num_samples', None) is None \ | |||
and getattr(args.sampler, 'replacements', False) is False \ | |||
and getattr(args.sampler, 'generator', None) is None: | |||
# 如果本来就是随机的,并且没有定制,直接替换掉吧。 | |||
sampler = RandomSampler(args.sampler.data_source, shuffle=True) | |||
logger.debug("Replace torch RandomSampler into fastNLP RandomSampler.") | |||
return replace_sampler(dataloader, sampler) | |||
elif isinstance(args.sampler, TorchSequentialSampler): | |||
# 需要替换为不要 shuffle 的。 | |||
sampler = RandomSampler(args.sampler.data_source, shuffle=False) | |||
logger.debug("Replace torch SequentialSampler into fastNLP RandomSampler.") | |||
return replace_sampler(dataloader, sampler) | |||
else: | |||
batch_sampler = ReproduceBatchSampler( | |||
batch_sampler=args.batch_sampler, | |||
batch_size=args.batch_size, | |||
drop_last=args.drop_last | |||
) | |||
return replace_batch_sampler(dataloader, batch_sampler) | |||
batch_sampler = ReproduceBatchSampler( | |||
batch_sampler=args.batch_sampler, | |||
batch_size=args.batch_size, | |||
drop_last=args.drop_last | |||
) | |||
return replace_batch_sampler(dataloader, batch_sampler) | |||
else: | |||
return dataloader | |||
@@ -138,9 +150,3 @@ class TorchSingleDriver(TorchDriver): | |||
def is_distributed(self): | |||
return False | |||
@@ -24,4 +24,4 @@ def print(*args, sep=' ', end='\n', file=None, flush=False): | |||
line = sep.join(map(str, args)) | |||
if logger.isEnabledFor(INFO): | |||
kwargs = logger._add_rank_info({}) | |||
logger._log(INFO, line, args, **kwargs) | |||
logger._log(INFO, line, None, **kwargs) |
@@ -1,11 +1,12 @@ | |||
__all__ = [ | |||
"Metric", | |||
"Accuracy", | |||
"TransformersAccuracy", | |||
'SpanFPreRecMetric', | |||
'ClassifyFPreRecMetric', | |||
] | |||
from .metric import Metric | |||
from .accuracy import Accuracy | |||
from .accuracy import Accuracy, TransformersAccuracy | |||
from .span_f1_pre_rec_metric import SpanFPreRecMetric | |||
from .classify_f1_pre_rec_metric import ClassifyFPreRecMetric |
@@ -1,5 +1,6 @@ | |||
__all__ = [ | |||
'Accuracy' | |||
'Accuracy', | |||
"TransformersAccuracy" | |||
] | |||
from typing import Union | |||
@@ -17,9 +18,9 @@ class Accuracy(Metric): | |||
""" | |||
计算 准确率 的 metric 。 | |||
:param str backend: 目前支持四种类型的backend, ['auto', 'torch', 'paddle', 'jittor']。其中 auto 表示根据实际调用 Metric.update() | |||
:param backend: 目前支持四种类型的backend, ['auto', 'torch', 'paddle', 'jittor']。其中 auto 表示根据实际调用 Metric.update() | |||
函数时传入的参数决定具体的 backend ,一般情况下直接使用 'auto' 即可。 | |||
:param bool aggregate_when_get_metric: 在计算 metric 的时候是否自动将各个进程上的相同的 element 的数字聚合后再得到 metric, | |||
:param aggregate_when_get_metric: 在计算 metric 的时候是否自动将各个进程上的相同的 element 的数字聚合后再得到 metric, | |||
当 backend 不支持分布式时,该参数无意义。如果为 None ,将在 Evaluator 中根据 sampler 是否使用分布式进行自动设置。 | |||
""" | |||
super(Accuracy, self).__init__(backend=backend, aggregate_when_get_metric=aggregate_when_get_metric) | |||
@@ -39,11 +40,11 @@ class Accuracy(Metric): | |||
r""" | |||
update 函数将针对一个批次的预测结果做评价指标的累计 | |||
:param torch.Tensor pred: 预测的tensor, tensor的形状可以是torch.Size([B,]), torch.Size([B, n_classes]), | |||
:param pred: 预测的tensor, tensor的形状可以是torch.Size([B,]), torch.Size([B, n_classes]), | |||
torch.Size([B, max_len]), 或者torch.Size([B, max_len, n_classes]) | |||
:param torch.Tensor target: 真实值的tensor, tensor的形状可以是Element's can be: torch.Size([B,]), | |||
:param target: 真实值的tensor, tensor的形状可以是Element's can be: torch.Size([B,]), | |||
torch.Size([B,]), torch.Size([B, max_len]), 或者torch.Size([B, max_len]) | |||
:param torch.Tensor seq_len: 序列长度标记, 标记的形状可以是None, None, torch.Size([B]), 或者torch.Size([B]). | |||
:param seq_len: 序列长度标记, 标记的形状可以是None, None, torch.Size([B]), 或者torch.Size([B]). | |||
如果mask也被传进来的话seq_len会被忽略. | |||
""" | |||
# 为了兼容不同框架,我们将输入变量全部转为numpy类型来进行计算。 | |||
@@ -79,3 +80,20 @@ class Accuracy(Metric): | |||
else: | |||
self.total += np.prod(list(pred.shape)).item() | |||
self.correct += (target == pred).sum().item() | |||
class TransformersAccuracy(Accuracy): | |||
""" | |||
适配 transformers 中相关模型的 Accuracy metric 。 | |||
""" | |||
def update(self, logits, labels, attention_mask=None): | |||
r""" | |||
update 函数将针对一个批次的预测结果做评价指标的累计 | |||
:param logits: 形状为 ``[B, n_classes]`` 或 ``[B, max_len, n_classes]`` 。 | |||
:param labels: 形状为 ``[B, ]`` 或 ``[B, max_len]`` | |||
:param attention_mask: 序列长度标记。 | |||
""" | |||
seq_len = attention_mask.sum(dim=-1) | |||
super().update(pred=logits, target=labels, seq_len=seq_len) |
@@ -22,9 +22,9 @@ from .utils import apply_to_collection | |||
def _convert_data_device(device: Union[str, int]) -> str: | |||
""" | |||
用于转换 ``driver`` 的 ``data_device`` 的函数。如果用户设置了 ``FASTNLP_BACKEND=paddle``,那么 ``fastNLP`` 会将 | |||
用于转换 ``driver`` 的 ``data_device`` 的函数。如果用户设置了 ``FASTNLP_BACKEND=paddle``,那么 **fastNLP** 会将 | |||
可见的设备保存在 ``USER_CUDA_VISIBLE_DEVICES`` 中,并且将 ``CUDA_VISIBLE_DEVICES`` 设置为可见的第一张显卡;这是为 | |||
了顺利执行 ``paddle`` 的分布式训练而设置的。 | |||
了顺利执行 **paddle** 的分布式训练而设置的。 | |||
在这种情况下,单纯使用 ``driver.data_device`` 是无效的。比如在分布式训练中将设备设置为 ``[0,2,3]`` ,且用户设置了 | |||
``CUDA_VISIBLE_DEVICES=3,4,5,6`` ,那么在 ``rank1``的进程中有:: | |||
@@ -127,7 +127,7 @@ def get_paddle_device_id(device: Union[str, int]) -> int: | |||
def paddle_move_data_to_device(batch: Any, device: Optional[Union[str, int]]) -> Any: | |||
r""" | |||
将 ``paddle`` 的数据集合传输到给定设备。只有 :class:`paddle.Tensor` 对象会被传输到设备中,其余保持不变。 | |||
将 **paddle** 的数据集合传输到给定设备。只有 :class:`paddle.Tensor` 对象会被传输到设备中,其余保持不变。 | |||
:param batch: 需要进行迁移的数据集合; | |||
:param device: 目标设备。可以是显卡设备的编号,或是``cpu``, ``gpu`` 或 ``gpu:x`` 格式的字符串;当这个参数 | |||
@@ -145,20 +145,20 @@ def paddle_move_data_to_device(batch: Any, device: Optional[Union[str, int]]) -> | |||
def is_in_paddle_dist() -> bool: | |||
""" | |||
判断是否处于 ``paddle`` 分布式的进程下,使用 ``PADDLE_RANK_IN_NODE`` 和 ``FLAGS_selected_gpus`` 判断。 | |||
判断是否处于 **paddle** 分布式的进程下,使用 ``PADDLE_RANK_IN_NODE`` 和 ``FLAGS_selected_gpus`` 判断。 | |||
""" | |||
return ('PADDLE_RANK_IN_NODE' in os.environ and 'FLAGS_selected_gpus' in os.environ) | |||
def is_in_fnlp_paddle_dist() -> bool: | |||
""" | |||
判断是否处于 ``fastNLP`` 拉起的 ``paddle`` 分布式进程中 | |||
判断是否处于 **fastNLP** 拉起的 **paddle** 分布式进程中 | |||
""" | |||
return FASTNLP_DISTRIBUTED_CHECK in os.environ | |||
def is_in_paddle_launch_dist() -> bool: | |||
""" | |||
判断是否处于 ``python -m paddle.distributed.launch`` 方法启动的 ``paddle`` 分布式进程中 | |||
判断是否处于 ``python -m paddle.distributed.launch`` 方法启动的 **paddle** 分布式进程中 | |||
""" | |||
return FASTNLP_BACKEND_LAUNCH in os.environ |
@@ -1,5 +1,5 @@ | |||
""" | |||
该文件用于为 ``fastNLP`` 提供一个统一的 ``progress bar`` 管理,通过共用一个``Task`` 对象, :class:`~fastNLP.core.Trainer` 中 | |||
该文件用于为 **fastNLP** 提供一个统一的 ``progress bar`` 管理,通过共用一个``Task`` 对象, :class:`~fastNLP.core.Trainer` 中 | |||
的 ``progress bar`` 和 :class:`~fastNLP.core.Evaluator` 中的 ``progress bar`` 才能不冲突 | |||
""" | |||
import sys | |||
@@ -44,11 +44,11 @@ class TorchTransferableDataType(ABC): | |||
def torch_move_data_to_device(batch: Any, device: Optional[Union[str, "torch.device"]] = None, | |||
non_blocking: Optional[bool] = True) -> Any: | |||
r""" | |||
在 ``pytorch`` 中将数据集合 ``batch`` 传输到给定设备。任何定义方法 ``to(device)`` 的对象都将被移动并且集合中的所有其他对象将保持不变; | |||
在 **pytorch** 中将数据集合 ``batch`` 传输到给定设备。任何定义方法 ``to(device)`` 的对象都将被移动并且集合中的所有其他对象将保持不变; | |||
:param batch: 需要迁移的数据; | |||
:param device: 数据应当迁移到的设备;当该参数的值为 ``None`` 时则不执行任何操作; | |||
:param non_blocking: ``pytorch`` 的数据迁移方法 ``to`` 的参数; | |||
:param non_blocking: **pytorch** 的数据迁移方法 ``to`` 的参数; | |||
:return: 迁移到新设备上的数据集合; | |||
""" | |||
if device is None: | |||
@@ -55,7 +55,7 @@ def get_fn_arg_names(fn: Callable) -> List[str]: | |||
def auto_param_call(fn: Callable, *args, signature_fn: Optional[Callable] = None, | |||
mapping: Optional[Dict[AnyStr, AnyStr]] = None) -> Any: | |||
r""" | |||
该函数会根据输入函数的形参名从 ``*args`` (均为 ``dict`` 类型)中找到匹配的值进行调用,如果传入的数据与 ``fn`` 的形参不匹配,可以通过 | |||
该函数会根据输入函数的形参名从 ``*args`` (均为 **dict** 类型)中找到匹配的值进行调用,如果传入的数据与 ``fn`` 的形参不匹配,可以通过 | |||
``mapping`` 参数进行转换。``mapping`` 参数中的一对 ``(key, value)`` 表示在 ``*args`` 中找到 ``key`` 对应的值,并将这个值传递给形参中名为 | |||
``value`` 的参数。 | |||
@@ -259,21 +259,21 @@ def dataclass_to_dict(data: "dataclasses.dataclass") -> Dict: | |||
def match_and_substitute_params(mapping: Optional[Union[Callable, Dict]] = None, data: Optional[Any] = None) -> Any: | |||
r""" | |||
用来实现将输入的 ``batch`` 或者输出的 ``outputs`` 通过 ``mapping`` 将键值进行更换的功能; | |||
用来实现将输入的 **batch** 或者输出的 **outputs** 通过 ``mapping`` 将键值进行更换的功能; | |||
该函数应用于 ``input_mapping`` 和 ``output_mapping``; | |||
* 对于 ``input_mapping``,该函数会在 :class:`~fastNLP.core.controllers.TrainBatchLoop` 中取完数据后立刻被调用; | |||
* 对于 ``output_mapping``,该函数会在 :class:`~fastNLP.core.Trainer` 的 :meth:`~fastNLP.core.Trainer.train_step` | |||
以及 :class:`~fastNLP.core.Evaluator` 的 :meth:`~fastNLP.core.Evaluator.train_step` 中得到结果后立刻被调用; | |||
以及 :class:`~fastNLP.core.Evaluator` 的 :meth:`~fastNLP.core.Evaluator.train_step` 中得到结果后立刻被调用; | |||
转换的逻辑按优先级依次为: | |||
1. 如果 ``mapping`` 是一个函数,那么会直接返回 ``mapping(data)``; | |||
2. 如果 ``mapping`` 是一个 ``Dict``,那么 ``data`` 的类型只能为以下三种: ``[Dict, dataclass, Sequence]``; | |||
1. 如果 ``mapping`` 是一个函数,那么会直接返回 **mapping(data)**; | |||
2. 如果 ``mapping`` 是一个 **Dict**,那么 ``data`` 的类型只能为以下三种: ``[Dict, dataclass, Sequence]``; | |||
* 如果 ``data`` 是 ``Dict``,那么该函数会将 ``data`` 的 ``key`` 替换为 ``mapping[key]``; | |||
* 如果 ``data`` 是 ``dataclass``,那么该函数会先使用 :func:`dataclasses.asdict` 函数将其转换为 ``Dict``,然后进行转换; | |||
* 如果 ``data`` 是 ``Sequence``,那么该函数会先将其转换成一个对应的字典:: | |||
* 如果 ``data`` 是 **Dict**,那么该函数会将 ``data`` 的 ``key`` 替换为 **mapping[key]**; | |||
* 如果 ``data`` 是 **dataclass**,那么该函数会先使用 :func:`dataclasses.asdict` 函数将其转换为 **Dict**,然后进行转换; | |||
* 如果 ``data`` 是 **Sequence**,那么该函数会先将其转换成一个对应的字典:: | |||
{ | |||
"_0": list[0], | |||
@@ -281,7 +281,7 @@ def match_and_substitute_params(mapping: Optional[Union[Callable, Dict]] = None, | |||
... | |||
} | |||
然后使用 ``mapping`` 对这个 ``Dict`` 进行转换,如果没有匹配上 ``mapping`` 中的 ``key`` 则保持 ``\'\_number\'`` 这个形式。 | |||
然后使用 ``mapping`` 对这个字典进行转换,如果没有匹配上 ``mapping`` 中的 ``key`` 则保持 ``'_number'`` 这个形式。 | |||
:param mapping: 用于转换的字典或者函数;当 ``mapping`` 是函数时,返回值必须为字典类型; | |||
:param data: 需要被转换的对象; | |||
@@ -459,7 +459,7 @@ def _is_iterable(value): | |||
def pretty_table_printer(dataset_or_ins) -> PrettyTable: | |||
r""" | |||
用于在 ``fastNLP`` 中展示数据的函数:: | |||
用于在 **fastNLP** 中展示数据的函数:: | |||
>>> ins = Instance(field_1=[1, 1, 1], field_2=[2, 2, 2], field_3=["a", "b", "c"]) | |||
+-----------+-----------+-----------------+ | |||
@@ -249,7 +249,7 @@ class DataBundle: | |||
return self | |||
def apply_field_more(self, func: Callable, field_name: str, num_proc: int = 0, modify_fields=True, | |||
ignore_miss_dataset=True, progress_desc: str = '', show_progress_bar: bool = True): | |||
ignore_miss_dataset=True, show_progress_bar: bool = True, progress_desc: str = ''): | |||
r""" | |||
对 :class:`~fastNLP.io.DataBundle` 中所有的 dataset 使用 :meth:`~fastNLP.DataSet.apply_field_more` 方法 | |||
@@ -263,8 +263,8 @@ class DataBundle: | |||
:param num_proc: 进程的数量。请注意,由于python语言的特性,多少进程就会导致多少倍内存的增长。 | |||
:param bool ignore_miss_dataset: 当某个field名称在某个dataset不存在时,如果为True,则直接忽略该DataSet; | |||
如果为False,则报错 | |||
:param show_progress_bar: 是否显示tqdm进度条 | |||
:param progress_desc: 当show_progress_barm为True时,可以显示当前tqdm正在处理的名称 | |||
:param show_progress_bar: 是否显示进度条 | |||
:param progress_desc: 当 ``show_progress_bar`` 为 ``True`` 时,可以显示 ``progress`` 的名称。 | |||
:return Dict[str:Dict[str:Field]]: 返回一个字典套字典,第一层的 key 是 dataset 的名字,第二层的 key 是 field 的名字 | |||
@@ -0,0 +1,242 @@ | |||
import warnings | |||
from typing import Any, Optional, Union | |||
import numpy as np | |||
from fastNLP.core.utils import paddle_to, apply_to_collection | |||
from fastNLP.core.log import logger | |||
from fastNLP.envs.imports import _NEED_IMPORT_JITTOR, _NEED_IMPORT_TORCH, _NEED_IMPORT_PADDLE | |||
if _NEED_IMPORT_PADDLE: | |||
import paddle | |||
if _NEED_IMPORT_JITTOR: | |||
import jittor | |||
if _NEED_IMPORT_TORCH: | |||
import torch | |||
__all__ = [ | |||
"paddle2torch", | |||
"torch2paddle", | |||
"jittor2torch", | |||
"torch2jittor", | |||
] | |||
def _paddle2torch(paddle_tensor: 'paddle.Tensor', device: Optional[Union[str, int]] = None, no_gradient: bool = None) -> 'torch.Tensor': | |||
""" | |||
将 :class:`paddle.Tensor` 转换为 :class:`torch.Tensor` ,并且能够保留梯度进行反向传播 | |||
:param paddle_tensor: 要转换的 **paddle** 张量; | |||
:param device: 是否将转换后的张量迁移到特定设备上,为 ``None``时,和输入的张量相同; | |||
:param no_gradient: 是否保留原张量的梯度。为 ``None`` 时,新的张量与输入张量保持一致; | |||
为 ``True`` 时,全部不保留梯度;为 ``False`` 时,全部保留梯度; | |||
:return: 转换后的 **torch** 张量; | |||
""" | |||
no_gradient = paddle_tensor.stop_gradient if no_gradient is None else no_gradient | |||
paddle_numpy = paddle_tensor.numpy() | |||
if not np.issubdtype(paddle_numpy.dtype, np.inexact): | |||
no_gradient = True | |||
if device is None: | |||
if paddle_tensor.place.is_gpu_place(): | |||
# paddlepaddle有两种Place,对应不同的device id获取方式 | |||
if hasattr(paddle_tensor.place, "gpu_device_id"): | |||
# paddle.fluid.core_avx.Place | |||
# 在gpu环境下创建张量的话,张量的place是这一类型 | |||
device = f"cuda:{paddle_tensor.place.gpu_device_id()}" | |||
else: | |||
# paddle.CUDAPlace | |||
device = f"cuda:{paddle_tensor.place.get_device_id()}" | |||
else: | |||
# TODO: 可能需要支持xpu等设备 | |||
device = "cpu" | |||
if not no_gradient: | |||
# 保持梯度,并保持反向传播 | |||
# torch.tensor会保留numpy数组的类型 | |||
torch_tensor = torch.tensor(paddle_numpy, requires_grad=True, device=device) | |||
hook = torch_tensor.register_hook( | |||
lambda grad: paddle.autograd.backward(paddle_tensor, paddle.to_tensor(grad.cpu().numpy())) | |||
) | |||
else: | |||
# 不保留梯度 | |||
torch_tensor = torch.tensor(paddle_numpy, requires_grad=False, device=device) | |||
return torch_tensor | |||
def _torch2paddle(torch_tensor: 'torch.Tensor', device: str = None, no_gradient: bool = None) -> 'paddle.Tensor': | |||
""" | |||
将 :class:`torch.Tensor` 转换为 :class:`paddle.Tensor`,并且能够保留梯度进行反向传播。 | |||
:param torch_tensor: 要转换的 **torch** 张量; | |||
:param device: 是否将转换后的张量迁移到特定设备上,输入为 ``None`` 时,和输入的张量相同; | |||
:param no_gradient: 是否保留原张量的梯度。为 ``None`` 时,新的张量与输入张量保持一致; | |||
为 ``True`` 时,全部不保留梯度;为 ``False`` 时,全部保留梯度; | |||
:return: 转换后的 **paddle** 张量; | |||
""" | |||
no_gradient = not torch_tensor.requires_grad if no_gradient is None else no_gradient | |||
if device is None: | |||
if torch_tensor.is_cuda: | |||
device = f"gpu:{torch_tensor.device.index}" | |||
else: | |||
device = "cpu" | |||
if not no_gradient: | |||
# 保持梯度并保持反向传播 | |||
# paddle的stop_gradient和torch的requires_grad表现是相反的 | |||
paddle_tensor = paddle.to_tensor(torch_tensor.detach().numpy(), stop_gradient=False) | |||
hook = paddle_tensor.register_hook( | |||
lambda grad: torch.autograd.backward(torch_tensor, torch.tensor(grad.numpy())) | |||
) | |||
else: | |||
paddle_tensor = paddle.to_tensor(torch_tensor.detach().numpy(), stop_gradient=True) | |||
paddle_tensor = paddle_to(paddle_tensor, device) | |||
return paddle_tensor | |||
def _jittor2torch(jittor_var: 'jittor.Var', device: Optional[Union[str, int]] = None, no_gradient: bool = None) -> 'torch.Tensor': | |||
""" | |||
将 :class:`jittor.Var` 转换为 :class:`torch.Tensor` 。 | |||
:param jittor_var: 要转换的 **jittor** 变量; | |||
:param device: 是否将转换后的张量迁移到特定设备上,输入为 ``None`` 时,根据 ``jittor.flags.use_cuda`` 决定; | |||
:param no_gradient: 是否保留原张量的梯度。为``None``时,新的张量与输入张量保持一致; | |||
为 ``True`` 时,全部不保留梯度;为 ``False`` 时,全部保留梯度; | |||
:return: 转换后的 **torch** 张量; | |||
""" | |||
# TODO: warning:无法保留梯度 | |||
# jittor的grad可以通过callback进行传递 | |||
# 如果outputs有_grad键,可以实现求导 | |||
no_gradient = not jittor_var.requires_grad if no_gradient is None else no_gradient | |||
if no_gradient == False: | |||
warnings.warn("The result tensor will not keep gradients due to differences between jittor and pytorch.") | |||
jittor_numpy = jittor_var.numpy() | |||
if not np.issubdtype(jittor_numpy.dtype, np.inexact): | |||
no_gradient = True | |||
if device is None: | |||
# jittor的设备分配是自动的 | |||
# 根据use_cuda判断 | |||
if jittor.flags.use_cuda: | |||
device = "cuda:0" | |||
else: | |||
device = "cpu" | |||
torch_tensor = torch.tensor(jittor_numpy, requires_grad=not no_gradient, device=device) | |||
return torch_tensor | |||
def _torch2jittor(torch_tensor: 'torch.Tensor', no_gradient: bool = None) -> 'jittor.Var': | |||
""" | |||
将 :class:`torch.Tensor` 转换为 :class:`jittor.Var` 。 | |||
:param torch_tensor: 要转换的 **torch** 张量; | |||
:param no_gradient: 是否保留原张量的梯度。为``None``时,新的张量与输入张量保持一致; | |||
为 ``True`` 时,全部不保留梯度;为 ``False`` 时,全部保留梯度; | |||
:return: 转换后的 **jittor** 变量; | |||
""" | |||
no_gradient = not torch_tensor.requires_grad if no_gradient is None else no_gradient | |||
if not no_gradient: | |||
# 保持梯度并保持反向传播 | |||
jittor_var = jittor.Var(torch_tensor.detach().numpy()) | |||
jittor_var.requires_grad = True | |||
hook = jittor_var.register_hook( | |||
lambda grad: torch.autograd.backward(torch_tensor, torch.tensor(grad.numpy())) | |||
) | |||
else: | |||
jittor_var = jittor.Var(torch_tensor.detach().numpy()) | |||
jittor_var.requires_grad = False | |||
return jittor_var | |||
def torch2paddle(batch: Any, device: str = None, no_gradient: bool = None) -> Any: | |||
""" | |||
递归地将输入中包含的 :class:`torch.Tensor` 转换为 :class:`paddle.Tensor` 。 | |||
:param batch: 包含 :class:`torch.Tensor` 类型的数据集合 | |||
:param device: 是否将转换后的张量迁移到特定设备上。为 ``None`` 时,和输入保持一致; | |||
:param no_gradient: 是否保留原张量的梯度。为 ``None`` 时,新的张量与输入张量保持一致; | |||
为 ``True`` 时,不保留梯度;为 ``False`` 时,保留梯度; | |||
:return: 转换后的数据; | |||
""" | |||
return apply_to_collection( | |||
batch, | |||
dtype=torch.Tensor, | |||
function=_torch2paddle, | |||
device=device, | |||
no_gradient=no_gradient, | |||
) | |||
def paddle2torch(batch: Any, device: str = None, no_gradient: bool = None) -> Any: | |||
""" | |||
递归地将输入中包含的 :class:`paddle.Tensor` 转换为 :class:`torch.Tensor` 。 | |||
:param batch: 包含 :class:`paddle.Tensor` 类型的数据集合; | |||
:param device: 是否将转换后的张量迁移到特定设备上。为 ``None``时,和输入保持一致; | |||
:param no_gradient: 是否保留原张量的梯度。为 ``None`` 时,新的张量与输入张量保持一致; | |||
为 ``True`` 时,不保留梯度;为 ``False`` 时,保留梯度; | |||
:return: 转换后的数据; | |||
""" | |||
return apply_to_collection( | |||
batch, | |||
dtype=paddle.Tensor, | |||
function=_paddle2torch, | |||
device=device, | |||
no_gradient=no_gradient, | |||
) | |||
def jittor2torch(batch: Any, device: str = None, no_gradient: bool = None) -> Any: | |||
""" | |||
递归地将输入中包含的 :class:`jittor.Var` 转换为 :class:`torch.Tensor` 。 | |||
.. note:: | |||
注意,由于 **pytorch** 和 **jittor** 之间的差异,从 :class:`jittor.Var` 转换 | |||
至 :class:`torch.Tensor` 的过程中无法保留原张量的梯度。 | |||
:param batch: 包含 :class:`jittor.Var` 类型的数据集合; | |||
:param device: 是否将转换后的张量迁移到特定设备上。为 ``None``时,和输入保持一致; | |||
:param no_gradient: 是否保留原张量的梯度,在这个函数中该参数无效。 | |||
:return: 转换后的数据; | |||
""" | |||
return apply_to_collection( | |||
batch, | |||
dtype=jittor.Var, | |||
function=_jittor2torch, | |||
device=device, | |||
no_gradient=no_gradient, | |||
) | |||
def torch2jittor(batch: Any, no_gradient: bool = None) -> Any: | |||
""" | |||
递归地将输入中包含的 :class:`torch.Tensor` 转换为 :class:`jittor.Var` 。 | |||
.. note:: | |||
**jittor** 会自动为创建的变量分配设备。 | |||
:param batch: 包含 :class:`torch.Tensor` 类型的数据集合; | |||
:param no_gradient: 是否保留原张量的梯度。为 ``None`` 时,新的张量与输入张量保持一致; | |||
为 ``True`` 时,不保留梯度;为 ``False`` 时,保留梯度; | |||
:return: 转换后的数据; | |||
""" | |||
return apply_to_collection( | |||
batch, | |||
dtype=torch.Tensor, | |||
function=_torch2jittor, | |||
no_gradient=no_gradient, | |||
) |
@@ -314,7 +314,7 @@ class PretrainedConfig: | |||
# TPU arguments | |||
if kwargs.pop("xla_device", None) is not None: | |||
logger.warning( | |||
logger.rank_zero_warning( | |||
"The `xla_device` argument has been deprecated in v4.4.0 of Transformers. It is ignored and you can " | |||
"safely remove it from your `config.json` file." | |||
) | |||
@@ -474,7 +474,7 @@ class PretrainedConfig: | |||
""" | |||
config_dict, kwargs = cls.get_config_dict(pretrained_model_name_or_path, **kwargs) | |||
if "model_type" in config_dict and hasattr(cls, "model_type") and config_dict["model_type"] != cls.model_type: | |||
logger.warn( | |||
logger.rank_zero_warning( | |||
f"You are using a model of type {config_dict['model_type']} to instantiate a model of type " | |||
f"{cls.model_type}. This is not supported for all configurations of models and can yield errors." | |||
) | |||
@@ -564,9 +564,9 @@ class PretrainedConfig: | |||
raise EnvironmentError(msg) | |||
if resolved_config_file == config_file: | |||
logger.info(f"loading configuration file {config_file}") | |||
logger.debug(f"loading configuration file {config_file}") | |||
else: | |||
logger.info(f"loading configuration file {config_file} from cache at {resolved_config_file}") | |||
logger.debug(f"loading configuration file {config_file} from cache at {resolved_config_file}") | |||
return config_dict, kwargs | |||
@@ -603,7 +603,7 @@ class PretrainedConfig: | |||
for key in to_remove: | |||
kwargs.pop(key, None) | |||
logger.info(f"Model config {config}") | |||
logger.debug(f"Model config {config}") | |||
if return_unused_kwargs: | |||
return config, kwargs | |||
else: | |||
@@ -17,7 +17,7 @@ from enum import Enum | |||
from functools import partial | |||
from hashlib import sha256 | |||
from pathlib import Path | |||
from typing import Any, BinaryIO, Dict, Optional, Tuple, Union | |||
from typing import Any, BinaryIO, Dict, Optional, Tuple, Union, List | |||
from urllib.parse import urlparse | |||
from uuid import uuid4 | |||
from zipfile import ZipFile, is_zipfile | |||
@@ -750,6 +750,78 @@ def get_from_cache( | |||
return cache_path | |||
def get_list_of_files( | |||
path_or_repo: Union[str, os.PathLike], | |||
revision: Optional[str] = None, | |||
use_auth_token: Optional[Union[bool, str]] = None, | |||
local_files_only: bool = False, | |||
) -> List[str]: | |||
""" | |||
Gets the list of files inside :obj:`path_or_repo`. | |||
Args: | |||
path_or_repo (:obj:`str` or :obj:`os.PathLike`): | |||
Can be either the id of a repo on huggingface.co or a path to a `directory`. | |||
revision (:obj:`str`, `optional`, defaults to :obj:`"main"`): | |||
The specific model version to use. It can be a branch name, a tag name, or a commit id, since we use a | |||
git-based system for storing models and other artifacts on huggingface.co, so ``revision`` can be any | |||
identifier allowed by git. | |||
use_auth_token (:obj:`str` or `bool`, `optional`): | |||
The token to use as HTTP bearer authorization for remote files. If :obj:`True`, will use the token | |||
generated when running :obj:`transformers-cli login` (stored in :obj:`~/.huggingface`). | |||
local_files_only (:obj:`bool`, `optional`, defaults to :obj:`False`): | |||
Whether or not to only rely on local files and not to attempt to download any files. | |||
Returns: | |||
:obj:`List[str]`: The list of files available in :obj:`path_or_repo`. | |||
""" | |||
path_or_repo = str(path_or_repo) | |||
# If path_or_repo is a folder, we just return what is inside (subdirectories included). | |||
if os.path.isdir(path_or_repo): | |||
list_of_files = [] | |||
for path, dir_names, file_names in os.walk(path_or_repo): | |||
list_of_files.extend([os.path.join(path, f) for f in file_names]) | |||
return list_of_files | |||
# Can't grab the files if we are on offline mode. | |||
if is_offline_mode() or local_files_only: | |||
return [] | |||
# Otherwise we grab the token and use the model_info method. | |||
if isinstance(use_auth_token, str): | |||
token = use_auth_token | |||
elif use_auth_token is True: | |||
# token = HfFolder.get_token() | |||
path_token = os.path.expanduser("~/.huggingface/token") | |||
try: | |||
with open(path_token, "r") as f: | |||
token = f.read() | |||
except FileNotFoundError: | |||
token = None | |||
else: | |||
token = None | |||
# model_info = HfApi(endpoint=HUGGINGFACE_CO_RESOLVE_ENDPOINT).model_info( | |||
# path_or_repo, revision=revision, token=token | |||
# ) | |||
endpoint=HUGGINGFACE_CO_RESOLVE_ENDPOINT | |||
path = ( | |||
f"{HUGGINGFACE_CO_RESOLVE_ENDPOINT}/api/models/{path_or_repo}" | |||
if revision is None | |||
else f"{HUGGINGFACE_CO_RESOLVE_ENDPOINT}/api/models/{path_or_repo}/revision/{revision}" | |||
) | |||
headers = {"authorization": f"Bearer {token}"} if token is not None else None | |||
status_query_param = None | |||
r = requests.get( | |||
path, headers=headers, timeout=None, params=status_query_param | |||
) | |||
r.raise_for_status() | |||
d = r.json() | |||
siblings = d.get("siblings", None) | |||
rfilenames = ( | |||
[x["rfilename"] for x in siblings] if siblings is not None else None | |||
) | |||
return rfilenames | |||
def is_torch_fx_available(): | |||
return _TORCH_GREATER_EQUAL_1_8 and _compare_version("torch", operator.lt, "1.9.0") | |||
@@ -122,7 +122,7 @@ def validate_stopping_criteria(stopping_criteria: StoppingCriteriaList, max_leng | |||
stopping_max_length = stopping_criteria.max_length | |||
new_stopping_criteria = deepcopy(stopping_criteria) | |||
if stopping_max_length is not None and stopping_max_length != max_length: | |||
logger.warn("You set different `max_length` for stopping criteria and `max_length` parameter", UserWarning) | |||
logger.rank_zero_warning("You set different `max_length` for stopping criteria and `max_length` parameter", UserWarning) | |||
elif stopping_max_length is None: | |||
new_stopping_criteria.append(MaxLengthCriteria(max_length=max_length)) | |||
return new_stopping_criteria |
@@ -429,7 +429,7 @@ class GenerationMixin: | |||
def _get_pad_token_id(self, pad_token_id: int = None, eos_token_id: int = None) -> int: | |||
if pad_token_id is None and eos_token_id is not None: | |||
logger.warning(f"Setting `pad_token_id` to `eos_token_id`:{eos_token_id} for open-end generation.") | |||
logger.rank_zero_warning(f"Setting `pad_token_id` to `eos_token_id`:{eos_token_id} for open-end generation.") | |||
pad_token_id = eos_token_id | |||
return pad_token_id | |||
@@ -912,7 +912,7 @@ class GenerationMixin: | |||
# special case if pad_token_id is not defined | |||
if pad_token_id is None and eos_token_id is not None: | |||
logger.warning(f"Setting `pad_token_id` to `eos_token_id`:{eos_token_id} for open-end generation.") | |||
logger.rank_zero_warning(f"Setting `pad_token_id` to `eos_token_id`:{eos_token_id} for open-end generation.") | |||
pad_token_id = eos_token_id | |||
# Storing encoder_input_ids for logits_processor that could use them | |||
@@ -352,7 +352,7 @@ class ModuleUtilsMixin: | |||
if token_inputs: | |||
return sum([token_input.numel() for token_input in token_inputs]) | |||
else: | |||
logger.warn( | |||
logger.rank_zero_warning( | |||
"Could not estimate the number of tokens of the input, floating-point operations will not be computed" | |||
) | |||
return 0 | |||
@@ -646,7 +646,7 @@ class PreTrainedModel(Module, ModuleUtilsMixin, GenerationMixin): | |||
# tie weights recursively | |||
tie_encoder_to_decoder_recursively(decoder, encoder, base_model_prefix, uninitialized_encoder_weights) | |||
if len(uninitialized_encoder_weights) > 0: | |||
logger.warning( | |||
logger.rank_zero_warning( | |||
f"The following encoder weights were not tied to the decoder {uninitialized_encoder_weights}" | |||
) | |||
@@ -1260,9 +1260,9 @@ class PreTrainedModel(Module, ModuleUtilsMixin, GenerationMixin): | |||
raise EnvironmentError(msg) | |||
if resolved_archive_file == archive_file: | |||
logger.info(f"loading weights file {archive_file}") | |||
logger.debug(f"loading weights file {archive_file}") | |||
else: | |||
logger.info(f"loading weights file {archive_file} from cache at {resolved_archive_file}") | |||
logger.debug(f"loading weights file {archive_file} from cache at {resolved_archive_file}") | |||
else: | |||
resolved_archive_file = None | |||
@@ -1486,7 +1486,7 @@ class PreTrainedModel(Module, ModuleUtilsMixin, GenerationMixin): | |||
raise RuntimeError(f"Error(s) in loading state_dict for {model.__class__.__name__}:\n\t{error_msg}") | |||
if len(unexpected_keys) > 0: | |||
logger.warning( | |||
logger.rank_zero_warning( | |||
f"Some weights of the model checkpoint at {pretrained_model_name_or_path} were not used when " | |||
f"initializing {model.__class__.__name__}: {unexpected_keys}\n" | |||
f"- This IS expected if you are initializing {model.__class__.__name__} from the checkpoint of a model trained on another task " | |||
@@ -171,7 +171,7 @@ class BartConfig(PretrainedConfig): | |||
# ensure backward compatibility for BART CNN models | |||
if self.forced_bos_token_id is None and kwargs.get("force_bos_token_to_be_generated", False): | |||
self.forced_bos_token_id = self.bos_token_id | |||
logger.warn( | |||
logger.rank_zero_warning( | |||
f"Please make sure the config includes `forced_bos_token_id={self.bos_token_id}` in future versions." | |||
"The config can simply be saved and uploaded again to be fixed." | |||
) |
@@ -44,6 +44,8 @@ from .file_utils import ( | |||
cached_path, | |||
is_offline_mode, | |||
is_remote_url, | |||
get_list_of_files, | |||
hf_bucket_url, | |||
is_tokenizers_available, | |||
to_py_obj, | |||
) | |||
@@ -100,7 +102,7 @@ TOKENIZER_CONFIG_FILE = "tokenizer_config.json" | |||
# Fast tokenizers (provided by HuggingFace tokenizer's library) can be saved in a single file | |||
FULL_TOKENIZER_FILE = "tokenizer.json" | |||
_re_tokenizer_file = re.compile(r"tokenizer\.(.*)\.json") | |||
class TruncationStrategy(ExplicitEnum): | |||
""" | |||
@@ -1607,8 +1609,41 @@ class PreTrainedTokenizerBase(SpecialTokensMixin): | |||
file_id = list(cls.vocab_files_names.keys())[0] | |||
vocab_files[file_id] = pretrained_model_name_or_path | |||
else: | |||
raise RuntimeError("At this point pretrained_model_name_or_path is either a directory or a model identifier name, ", | |||
"which is not supported in fastNLP now.") | |||
# raise RuntimeError("At this point pretrained_model_name_or_path is either a directory or a model identifier name, ", | |||
# "which is not supported in fastNLP now.") | |||
# At this point pretrained_model_name_or_path is either a directory or a model identifier name | |||
fast_tokenizer_file = get_fast_tokenizer_file( | |||
pretrained_model_name_or_path, | |||
revision=revision, | |||
use_auth_token=use_auth_token, | |||
local_files_only=local_files_only, | |||
) | |||
additional_files_names = { | |||
"added_tokens_file": ADDED_TOKENS_FILE, | |||
"special_tokens_map_file": SPECIAL_TOKENS_MAP_FILE, | |||
"tokenizer_config_file": TOKENIZER_CONFIG_FILE, | |||
"tokenizer_file": fast_tokenizer_file, | |||
} | |||
# Look for the tokenizer files | |||
for file_id, file_name in {**cls.vocab_files_names, **additional_files_names}.items(): | |||
if os.path.isdir(pretrained_model_name_or_path): | |||
if subfolder is not None: | |||
full_file_name = os.path.join(pretrained_model_name_or_path, subfolder, file_name) | |||
else: | |||
full_file_name = os.path.join(pretrained_model_name_or_path, file_name) | |||
if not os.path.exists(full_file_name): | |||
logger.info(f"Didn't find file {full_file_name}. We won't load it.") | |||
full_file_name = None | |||
else: | |||
full_file_name = hf_bucket_url( | |||
pretrained_model_name_or_path, | |||
filename=file_name, | |||
subfolder=subfolder, | |||
revision=revision, | |||
mirror=None, | |||
) | |||
vocab_files[file_id] = full_file_name | |||
# Get files from url, cache, or disk depending on the case | |||
resolved_vocab_files = {} | |||
@@ -1665,9 +1700,9 @@ class PreTrainedTokenizerBase(SpecialTokensMixin): | |||
continue | |||
if file_path == resolved_vocab_files[file_id]: | |||
logger.info(f"loading file {file_path}") | |||
logger.debug(f"loading file {file_path}") | |||
else: | |||
logger.info(f"loading file {file_path} from cache at {resolved_vocab_files[file_id]}") | |||
logger.debug(f"loading file {file_path} from cache at {resolved_vocab_files[file_id]}") | |||
return cls._from_pretrained( | |||
resolved_vocab_files, | |||
@@ -3349,3 +3384,52 @@ For a more complete example, see the implementation of `prepare_seq2seq_batch`. | |||
) | |||
model_inputs["labels"] = labels["input_ids"] | |||
return model_inputs | |||
def get_fast_tokenizer_file( | |||
path_or_repo: Union[str, os.PathLike], | |||
revision: Optional[str] = None, | |||
use_auth_token: Optional[Union[bool, str]] = None, | |||
local_files_only: bool = False, | |||
) -> str: | |||
""" | |||
Get the tokenizer file to use for this version of transformers. | |||
Args: | |||
path_or_repo (:obj:`str` or :obj:`os.PathLike`): | |||
Can be either the id of a repo on huggingface.co or a path to a `directory`. | |||
revision(:obj:`str`, `optional`, defaults to :obj:`"main"`): | |||
The specific model version to use. It can be a branch name, a tag name, or a commit id, since we use a | |||
git-based system for storing models and other artifacts on huggingface.co, so ``revision`` can be any | |||
identifier allowed by git. | |||
use_auth_token (:obj:`str` or `bool`, `optional`): | |||
The token to use as HTTP bearer authorization for remote files. If :obj:`True`, will use the token | |||
generated when running :obj:`transformers-cli login` (stored in :obj:`~/.huggingface`). | |||
local_files_only (:obj:`bool`, `optional`, defaults to :obj:`False`): | |||
Whether or not to only rely on local files and not to attempt to download any files. | |||
Returns: | |||
:obj:`str`: The tokenizer file to use. | |||
""" | |||
# Inspect all files from the repo/folder. | |||
all_files = get_list_of_files( | |||
path_or_repo, revision=revision, use_auth_token=use_auth_token, local_files_only=local_files_only | |||
) | |||
tokenizer_files_map = {} | |||
for file_name in all_files: | |||
search = _re_tokenizer_file.search(file_name) | |||
if search is not None: | |||
v = search.groups()[0] | |||
tokenizer_files_map[v] = file_name | |||
available_versions = sorted(tokenizer_files_map.keys()) | |||
# Defaults to FULL_TOKENIZER_FILE and then try to look at some newer versions. | |||
tokenizer_file = FULL_TOKENIZER_FILE | |||
transformers_version = version.parse(__version__) | |||
for v in available_versions: | |||
if version.parse(v) <= transformers_version: | |||
tokenizer_file = tokenizer_files_map[v] | |||
else: | |||
# No point going further since the versions are sorted. | |||
break | |||
return tokenizer_file |
@@ -0,0 +1,8 @@ | |||
from fastNLP import print | |||
def test_print(): | |||
print("a") | |||
print([1, 2, 3]) | |||
print([1,2,3], [4,5,6], 'a') | |||
print(print) |