Merge branch 'dev0.8.0' of github.com:fastnlp/fastNLP into dev0.8.0

fastNLP/__init__.py

@@ -1,3 +1,3 @@
 
 from fastNLP.envs import *
-from fastNLP.core import Trainer, Evaluator
+from fastNLP.core import *

fastNLP/core/__init__.py

@@ -57,9 +57,37 @@ __all__ = [
     "TorchPaddleDriver",
 
     # log
-    "logger"
+    "logger",
+    "print",
 
-    # 
+    # metrics
+    "Metric",
+    "Accuracy",
+    'SpanFPreRecMetric',
+    'ClassifyFPreRecMetric',
+
+    # samplers
+    'ReproducibleSampler',
+    'RandomSampler',
+    "SequentialSampler",
+    "SortedSampler",
+    'UnrepeatedSampler',
+    'UnrepeatedRandomSampler',
+    "UnrepeatedSortedSampler",
+    "UnrepeatedSequentialSampler",
+    "ReproduceBatchSampler",
+    "BucketedBatchSampler",
+    "ReproducibleBatchSampler",
+    "RandomBatchSampler",
+
+    # utils
+    "cache_results",
+    "f_rich_progress",
+    "auto_param_call",
+    "seq_len_to_mask",
+
+    # vocabulary.py
+    'Vocabulary'
 ]
 from .callbacks import *
 from .collators import *
@@ -68,4 +96,7 @@ from .dataloaders import *
 from .dataset import *
 from .drivers import *
 from .log import *
-from .utils import *
+from .metrics import *
+from .samplers import *
+from .utils import *
+from .vocabulary import Vocabulary

fastNLP/core/callbacks/topk_saver.py

@@ -7,7 +7,7 @@ from copy import deepcopy
 from pathlib import Path
 from typing import Optional, Dict, Tuple, Callable, Union
 
-from fastNLP.core.utils import rank_zero_rm
+from ...envs.distributed import rank_zero_rm
 from fastNLP.core.log import logger
 from fastNLP.envs import FASTNLP_LAUNCH_TIME
 from fastNLP.envs import rank_zero_call

fastNLP/core/collators/__init__.py

@@ -8,6 +8,7 @@ __all__ = [
     "NullPadder",
     "RawNumberPadder",
     "RawSequencePadder",
+    "RawTensorPadder",
     'TorchNumberPadder',
     'TorchSequencePadder',
     'TorchTensorPadder',

fastNLP/core/collators/collator.py

@@ -67,7 +67,7 @@ def _get_backend() -> str:
     # 方式 (2)
     for backend in CHECK_BACKEND:
         if backend in sys.modules:
-            logger.debug(f"sys.modules contains backend:{catch_backend[0]}.")
+            logger.debug(f"sys.modules contains backend:{backend}.")
             return backend
     for key, module in sys.modules.items():
         catch_backend = _check_module(module)

fastNLP/core/collators/padders/__init__.py

@@ -9,6 +9,7 @@ __all__ = [
 
     "RawNumberPadder",
     "RawSequencePadder",
+    "RawTensorPadder",
 
     'TorchNumberPadder',
     'TorchSequencePadder',

fastNLP/core/collators/padders/numpy_padder.py

@@ -79,7 +79,7 @@ class NumpyTensorPadder(Padder):
     def pad(batch_field, pad_val, dtype):
         try:
             if not isinstance(batch_field[0], np.ndarray):
-                batch_field = [np.array(field.tolist()) for field in batch_field]
+                batch_field = [np.array(field.tolist(), dtype=dtype) for field in batch_field]
         except AttributeError:
             raise RuntimeError(f"If the field is not a np.ndarray (it is {type(batch_field[0])}), "
                                f"it must have tolist() method.")

fastNLP/core/collators/padders/paddle_padder.py

@@ -131,7 +131,7 @@ class PaddleTensorPadder(Padder):
     def pad(batch_field, pad_val, dtype):
         try:
             if not isinstance(batch_field[0], paddle.Tensor):
-                batch_field = [paddle.to_tensor(field.tolist()) for field in batch_field]
+                batch_field = [paddle.to_tensor(field.tolist(), dtype=dtype) for field in batch_field]
         except AttributeError:
             raise RuntimeError(f"If the field is not a paddle.Tensor (it is {type(batch_field[0])}), "
                                f"it must have tolist() method.")
@@ -143,8 +143,6 @@ class PaddleTensorPadder(Padder):
         tensor = paddle.full(max_shape, fill_value=pad_val, dtype=dtype)
         for i, field in enumerate(batch_field):
             slices = (i, ) + tuple(slice(0, s) for s in shapes[i])
-            if isinstance(field, np.ndarray):
-                field = paddle.to_tensor(field)
             tensor[slices] = field
         return tensor
 

fastNLP/core/collators/padders/torch_padder.py

@@ -114,7 +114,7 @@ class TorchTensorPadder(Padder):
     def pad(batch_field, pad_val, dtype):
         try:
             if not isinstance(batch_field[0], torch.Tensor):
-                batch_field = [torch.tensor(field.tolist()) for field in batch_field]
+                batch_field = [torch.tensor(field.tolist(), dtype=dtype) for field in batch_field]
         except AttributeError:
             raise RuntimeError(f"If the field is not a torch.Tensor (it is {type(batch_field[0])}), "
                                f"it must have tolist() method.")
@@ -124,8 +124,6 @@ class TorchTensorPadder(Padder):
         tensor = torch.full(max_shape, fill_value=pad_val, dtype=dtype)
         for i, field in enumerate(batch_field):
             slices = (i, ) + tuple(slice(0, s) for s in shapes[i])
-            if isinstance(field, np.ndarray):
-                field = torch.from_numpy(field)
             tensor[slices] = field
         return tensor
 

fastNLP/core/drivers/paddle_driver/fleet.py

@@ -18,9 +18,9 @@ from fastNLP.core.utils import (
     auto_param_call,
     check_user_specific_params,
     paddle_move_data_to_device,
-    is_in_paddle_dist,
-    rank_zero_rm
+    is_in_paddle_dist
 )
+from fastNLP.envs.distributed import rank_zero_rm
 from fastNLP.core.samplers import (
     ReproduceBatchSampler,
     ReproducibleSampler,

fastNLP/core/log/__init__.py

@@ -1,6 +1,8 @@
 __all__ = [
-    'logger'
+    'logger',
+    "print"
 ]
 
 from .logger import logger
+from .print import print
 

fastNLP/core/metrics/__init__.py

@@ -1,16 +1,11 @@
 __all__ = [
     "Metric",
     "Accuracy",
-    'Backend',
-    'AutoBackend',
-    'PaddleBackend',
-    'TorchBackend',
     'SpanFPreRecMetric',
     'ClassifyFPreRecMetric',
 ]
 
 from .metric import Metric
 from .accuracy import Accuracy
-from .backend import Backend, AutoBackend, PaddleBackend, TorchBackend
 from .span_f1_pre_rec_metric import SpanFPreRecMetric
 from .classify_f1_pre_rec_metric import ClassifyFPreRecMetric

fastNLP/core/utils/__init__.py

@@ -23,8 +23,6 @@ __all__ = [
     'Option',
     'deprecated',
     'seq_len_to_mask',
-    'rank_zero_rm',
-    'rank_zero_mkdir'
 ]
 
 from .cache_results import cache_results
@@ -36,7 +34,6 @@ from .torch_paddle_utils import torch_paddle_move_data_to_device
 from .torch_utils import torch_move_data_to_device
 from .utils import get_fn_arg_names, auto_param_call, check_user_specific_params, \
     dataclass_to_dict, match_and_substitute_params, apply_to_collection, nullcontext, pretty_table_printer, Option, \
-    deprecated, seq_len_to_mask, rank_zero_rm, rank_zero_mkdir
-from ..dataloaders.utils import indice_collate_wrapper
+    deprecated, seq_len_to_mask
 
 

fastNLP/core/utils/utils.py

@@ -22,8 +22,6 @@ import numpy as np
 from pathlib import Path
 
 from fastNLP.core.log import logger
-from fastNLP.envs import FASTNLP_GLOBAL_RANK
-
 
 __all__ = [
     'get_fn_arg_names',
@@ -37,8 +35,6 @@ __all__ = [
     'Option',
     'deprecated',
     'seq_len_to_mask',
-    'rank_zero_rm',
-    'rank_zero_mkdir'
 ]
 
 
@@ -609,54 +605,6 @@ def wait_filepath(path, exist=True):
             logger.warning(f"Waiting path:{path} to {msg} for {count*0.01} seconds...")
 
 
-
-def rank_zero_rm(path: Optional[Union[str, Path]]):
-    """
-    这个是因为在分布式文件系统中可能会发生错误，rank0下发删除成功后就运行走了，但实际的删除需要rank0的机器发送到远程文件系统再去执行，这个时候
-        在rank0那里，确实已经删除成功了，但是在远程文件系统那里这个操作还没完成，rank1读取的时候还是读取到存在这个文件；
-    该函数会保证所有进程都检测到 path 删除之后才退出，请保证不同进程上 path 是完全一样的，否则会陷入死锁状态。
-
-    :param path:
-    :return:
-    """
-    if int(os.environ.get(FASTNLP_GLOBAL_RANK, 0)) == 0:
-        if path is None:
-            return
-        if isinstance(path, str):
-            path = Path(path)
-        if not path.exists():
-            return
-        _recursive_rm(path)
-
-
-def _recursive_rm(path: Path):
-    if path.is_file() or path.is_symlink():
-        if path.exists():
-            try:
-                path.unlink()
-            except Exception:
-                pass
-        return
-    for sub_path in list(path.iterdir()):
-        _recursive_rm(sub_path)
-    path.rmdir()
-
-
-def rank_zero_mkdir(path: Optional[Union[str, Path]]):
-    """
-    注意该函数是用来创建文件夹，如果需要创建一个文件，不要使用该函数；
-    该函数会保证所有进程都检测到 path 创建之后才退出，请保证不同进程上 path 是完全一样的，否则会陷入死锁状态。
-
-    """
-    if int(os.environ.get(FASTNLP_GLOBAL_RANK, 0)) == 0:
-        if path is None:
-            return
-        if isinstance(path, str):
-            path = Path(path)
-
-        path.mkdir(parents=True, exist_ok=True)
-
-
 def get_class_that_defined_method(method):
     """
     给定一个method，返回这个 method 的 class 的对象

fastNLP/envs/__init__.py

@@ -3,12 +3,17 @@ r"""
 """
 __all__ = [
     'dump_fastnlp_backend',
-    'is_cur_env_distributed',
-    'get_global_rank',
+
+    # utils
+    'get_gpu_count',
+
+    # distributed
+    "rank_zero_rm",
     'rank_zero_call',
+    'get_global_rank',
+    'fastnlp_no_sync_context',
     'all_rank_call_context',
-    'get_gpu_count',
-    'fastnlp_no_sync_context'
+    'is_cur_env_distributed',
 ]
 
 

fastNLP/envs/distributed.py

@@ -1,6 +1,7 @@
 import os
 from functools import wraps
-from typing import Callable, Any, Optional
+from pathlib import Path
+from typing import Callable, Any, Optional, Union
 from contextlib import contextmanager
 
 __all__ = [
@@ -8,7 +9,8 @@ __all__ = [
     'get_global_rank',
     'rank_zero_call',
     'all_rank_call_context',
-    'fastnlp_no_sync_context'
+    'fastnlp_no_sync_context',
+    "rank_zero_rm"
 ]
 
 from fastNLP.envs.env import FASTNLP_GLOBAL_RANK, FASTNLP_NO_SYNC
@@ -96,3 +98,35 @@ def all_rank_call_context():
         os.environ[FASTNLP_GLOBAL_RANK] = old_fastnlp_global_rank
     else:
         os.environ.pop(FASTNLP_GLOBAL_RANK)
+
+
+def rank_zero_rm(path: Optional[Union[str, Path]]):
+    """
+    这个是因为在分布式文件系统中可能会发生错误，rank0下发删除成功后就运行走了，但实际的删除需要rank0的机器发送到远程文件系统再去执行，这个时候
+        在rank0那里，确实已经删除成功了，但是在远程文件系统那里这个操作还没完成，rank1读取的时候还是读取到存在这个文件；
+    该函数会保证所有进程都检测到 path 删除之后才退出，请保证不同进程上 path 是完全一样的，否则会陷入死锁状态。
+
+    :param path:
+    :return:
+    """
+    if int(os.environ.get(FASTNLP_GLOBAL_RANK, 0)) == 0:
+        if path is None:
+            return
+        if isinstance(path, str):
+            path = Path(path)
+        if not path.exists():
+            return
+        _recursive_rm(path)
+
+
+def _recursive_rm(path: Path):
+    if path.is_file() or path.is_symlink():
+        if path.exists():
+            try:
+                path.unlink()
+            except Exception:
+                pass
+        return
+    for sub_path in list(path.iterdir()):
+        _recursive_rm(sub_path)
+    path.rmdir()

fastNLP/envs/env.py

@@ -22,7 +22,7 @@ FASTNLP_GLOBAL_RANK = "FASTNLP_GLOBAL_RANK"
 FASTNLP_LOG_LEVEL = "FASTNLP_LOG_LEVEL"
 
 
-# todo 每一个分布式的 driver 都应当正确地设立该值；具体可见 ddp；
+# 每一个分布式的 driver 都应当正确地设立该值；具体可见 ddp；
 # FASTNLP_LAUNCH_TIME 记录了当前 fastNLP 脚本启动的时间。
 FASTNLP_LAUNCH_TIME = "FASTNLP_LAUNCH_TIME"
 
@@ -42,7 +42,7 @@ USER_CUDA_VISIBLE_DEVICES = 'USER_CUDA_VISIBLE_DEVICES'
 # 用于在 torch.distributed.launch 时移除传入的 rank ，在 pytorch 中有使用。值的可选为 [0, 1]
 FASTNLP_REMOVE_LOCAL_RANK = 'FASTNLP_REMOVE_LOCAL_RANK'
 
-# todo 注释
+# 检测到当前脚本是通过类似 python -m torch.launch 启动的话设置这个变量为1
 FASTNLP_BACKEND_LAUNCH = "FASTNLP_BACKEND_LAUNCH"
 
 # fastNLP中用于关闭 fastNLP 1.barrier 与 2.gather/broadcast 。默认为 '0' 表示不关闭；为 '1' 表示 fastNLP 的 barrier 不执行；

tests/core/callbacks/test_checkpoint_callback_torch.py

@@ -11,7 +11,7 @@ from fastNLP.core.controllers.trainer import Trainer
 from fastNLP.envs import FASTNLP_LAUNCH_TIME, FASTNLP_DISTRIBUTED_CHECK
 
 from tests.helpers.utils import magic_argv_env_context
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 from tests.helpers.models.torch_model import TorchNormalModel_Classification_1
 from tests.helpers.datasets.torch_data import TorchArgMaxDataset
 from torchmetrics import Accuracy

tests/core/callbacks/test_more_evaluate_callback.py

@@ -20,7 +20,7 @@ from fastNLP.core.controllers.trainer import Trainer
 from fastNLP.envs import FASTNLP_LAUNCH_TIME, FASTNLP_DISTRIBUTED_CHECK
 
 from tests.helpers.utils import magic_argv_env_context
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 from tests.helpers.models.torch_model import TorchNormalModel_Classification_1
 from tests.helpers.datasets.torch_data import TorchArgMaxDataset
 from torchmetrics import Accuracy

tests/core/collators/test_collator.py

@@ -83,7 +83,7 @@ class TestCollator:
         assert raw_pad_batch == collator(dict_batch)
         collator = Collator(backend='raw')
         raw_pad_lst = [['1', '2'], [['1'], ['2', '2']], [1, 2], [[1, 0], [2, 2]], [[[1, 0], [0, 0]], [[1, 0], [1, 2]]],
-                       [1.1, 2.1], [[1.1], [2.1]], [True, False], [np.ones(1), np.ones(2)], [{'1': '1'}, {'2': '2'}],
+                       [1.1, 2.1], [[1.1], [2.1]], [True, False], [[1, 0], [1, 1]], [{'1': '1'}, {'2': '2'}],
                        [{'1'}, {'2'}]]
         findListDiff(raw_pad_lst, collator(list_batch))
 
@@ -194,7 +194,7 @@ class TestCollator:
         collator.set_ignore('_0', '_3', '_1')
         collator.set_pad('_4', pad_val=None)
         raw_pad_lst = [[1, 2], [[[1]], [[1], [1, 2]]],
-                       [1.1, 2.1], [[1.1], [2.1]], [True, False], [np.ones(1), np.ones(2)], [{'1': '1'}, {'2': '2'}],
+                       [1.1, 2.1], [[1.1], [2.1]], [True, False], [[1, 0], [1, 1]], [{'1': '1'}, {'2': '2'}],
                        [{'1'}, {'2'}]]
         findListDiff(raw_pad_lst, collator(list_batch))
 
@@ -210,7 +210,7 @@ class TestCollator:
         collator.set_pad('_2', backend='numpy')
         collator.set_pad('_4', backend='numpy', pad_val=100)
         raw_pad_lst = [np.array([1, 2]), np.array([[[1, 100], [100, 100]], [[1, 100], [1, 2]]]),
-                       [1.1, 2.1], [[1.1], [2.1]], [True, False], [np.ones(1), np.ones(2)], [{'1': '1'}, {'2': '2'}],
+                       [1.1, 2.1], [[1.1], [2.1]], [True, False], [[1, 0], [1, 1]], [{'1': '1'}, {'2': '2'}],
                        [{'1'}, {'2'}]]
         findListDiff(raw_pad_lst, collator(list_batch))
 

tests/core/controllers/test_trainer_wo_evaluator_torch.py

@@ -13,7 +13,7 @@ from tests.helpers.datasets.torch_data import TorchNormalDataset_Classification
 from tests.helpers.callbacks.helper_callbacks import RecordLossCallback
 from tests.helpers.callbacks.helper_callbacks_torch import RecordAccumulationStepsCallback_Torch
 from tests.helpers.utils import magic_argv_env_context, Capturing
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 from fastNLP.envs.imports import _NEED_IMPORT_TORCH
 if _NEED_IMPORT_TORCH:
     import torch.distributed as dist

tests/core/drivers/paddle_driver/test_fleet.py

@@ -12,7 +12,7 @@ from fastNLP.core.samplers import (
 from tests.helpers.models.paddle_model import PaddleNormalModel_Classification_1
 from tests.helpers.datasets.paddle_data import PaddleNormalDataset, PaddleRandomMaxDataset
 from tests.helpers.utils import magic_argv_env_context
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 from fastNLP.envs.imports import _NEED_IMPORT_PADDLE
 if _NEED_IMPORT_PADDLE:
     import paddle

tests/core/drivers/paddle_driver/test_single_device.py

@@ -7,7 +7,7 @@ from tests.helpers.models.paddle_model import PaddleNormalModel_Classification_1
 from tests.helpers.datasets.paddle_data import PaddleNormalDataset, PaddleRandomMaxDataset
 from tests.helpers.datasets.torch_data import TorchNormalDataset
 from tests.helpers.models.torch_model import TorchNormalModel_Classification_1
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 from fastNLP.envs.imports import _NEED_IMPORT_PADDLE, _NEED_IMPORT_TORCH
 if _NEED_IMPORT_PADDLE:
     import paddle

tests/core/drivers/torch_driver/test_ddp.py

@@ -12,7 +12,7 @@ from fastNLP.core.samplers import (
 from tests.helpers.models.torch_model import TorchNormalModel_Classification_1
 from tests.helpers.datasets.torch_data import TorchNormalDataset, TorchArgMaxDataset
 from tests.helpers.utils import magic_argv_env_context
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 from fastNLP.envs.imports import _NEED_IMPORT_TORCH
 if _NEED_IMPORT_TORCH:
     import torch

tests/core/drivers/torch_driver/test_single_device.py

@@ -7,7 +7,7 @@ from tests.helpers.models.torch_model import TorchNormalModel_Classification_1
 from tests.helpers.datasets.torch_data import TorchNormalDataset, TorchArgMaxDataset
 from tests.helpers.datasets.paddle_data import PaddleNormalDataset
 from tests.helpers.models.paddle_model import PaddleNormalModel_Classification_1
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 from fastNLP.envs.imports import _NEED_IMPORT_PADDLE, _NEED_IMPORT_TORCH
 if _NEED_IMPORT_TORCH:
     import torch

tests/core/log/test_logger_torch.py

@@ -7,7 +7,7 @@ import re
 import pytest
 
 from fastNLP.envs.env import FASTNLP_LAUNCH_TIME
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 from fastNLP.core.log.logger import logger
 
 from tests.helpers.utils import magic_argv_env_context, recover_logger

tests/core/utils/test_cache_results.py

@@ -6,7 +6,7 @@ import sys
 sys.path.append(os.path.join(os.path.dirname(__file__), '../../..'))
 
 from fastNLP.core.utils.cache_results import cache_results
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 
 
 def get_subprocess_results(cmd):

tests/envs/test_set_backend.py

@@ -3,7 +3,7 @@ import pytest
 
 from fastNLP.envs.set_backend import dump_fastnlp_backend
 from tests.helpers.utils import Capturing
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 
 
 def test_dump_fastnlp_envs():

tests/modules/mix_modules/_test_mix_module.py

@@ -9,7 +9,7 @@ import numpy as np
 
 from fastNLP.modules.mix_modules.mix_module import MixModule
 from fastNLP.modules.mix_modules.utils import paddle2torch, torch2paddle
-from fastNLP.core import rank_zero_rm
+from fastNLP.envs.distributed import rank_zero_rm
 
 
 ############################################################################

tutorials/fastnlp_tutorial_0.ipynb

@@ -136,7 +136,7 @@
     "在`fastNLP 0.8`中，使用`pytorch.nn.Module`搭建需要训练的模型，在搭建模型过程中，除了\n",
     "\n",
     "  添加`pytorch`要求的`forward`方法外，还需要添加 **`train_step`** 和 **`evaluate_step`** 这两个方法\n",
-    "***\n",
+    "\n",
     "```python\n",
     "class Model(torch.nn.Module):\n",
     "    def __init__(self):\n",
@@ -177,9 +177,7 @@
     "\n",
     "  从模块角度，该字典的键值和`metric`中的`update`函数的签名一致，这样的机制在传参时被称为“**参数匹配**”\n",
     "\n",
-    "***\n",
-    "\n",
-    "![fastNLP 0.8 中，Trainer 和 Evaluator 的关系图](./figures/T0-fig-trainer-and-evaluator.png)"
+    "<img src=\"./figures/T0-fig-trainer-and-evaluator.png\" width=\"80%\" height=\"80%\" align=\"center\"></img>"
    ]
   },
   {
@@ -206,7 +204,7 @@
     "&emsp; 而在`Trainer`和`Evaluator`中的参数`model_wo_auto_param_call`被设置为`True`时\n",
     "\n",
     "&emsp; &emsp; `fastNLP 0.8`会将`batch`直接传给模型的`train_step`、`evaluate_step`或`forward`函数\n",
-    "***\n",
+    "\n",
     "```python\n",
     "class Dataset(torch.utils.data.Dataset):\n",
     "    def __init__(self, x, y):\n",
@@ -253,7 +251,7 @@
    "id": "5314482b",
    "metadata": {
     "pycharm": {
-     "is_executing": false
+     "is_executing": true
     }
    },
    "outputs": [],
@@ -641,11 +639,11 @@
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       "text/html": [
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@@ -654,7 +652,7 @@
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