[test] refactored with the new rerun decorator (#763)

* [test] refactored with the new rerun decorator

* polish test case

tests/test_amp/test_naive_fp16.py

@@ -3,7 +3,7 @@ import colossalai
 import torch.multiprocessing as mp
 from colossalai.amp import convert_to_naive_amp, convert_to_apex_amp
 from tests.components_to_test.registry import non_distributed_component_funcs
-from colossalai.testing import assert_close_loose, rerun_on_exception
+from colossalai.testing import assert_close_loose, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.amp import convert_to_naive_amp, convert_to_apex_amp
 
@@ -84,7 +84,7 @@ def run_dist(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_naive_amp():
     world_size = 1
     run_func = partial(run_dist, world_size=world_size, port=free_port())

tests/test_comm/test_comm.py

@@ -9,7 +9,7 @@ from colossalai.context import ParallelMode
 from colossalai.core import global_context as gpc
 from colossalai.initialize import launch
 from colossalai.utils import free_port, get_current_device
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 
 CONFIG = dict(parallel=dict(data=8, pipeline=1, tensor=dict(mode=None, size=1)))
 
@@ -64,7 +64,7 @@ def check_layer(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_comm():
     world_size = 4
     run_func = partial(check_layer, world_size=world_size, port=free_port())

tests/test_context/test_hybrid_parallel.py

@@ -13,7 +13,7 @@ from colossalai.core import global_context as gpc
 from colossalai.utils import free_port
 from colossalai.context import reset_seeds
 from colossalai.global_variables import tensor_parallel_env as tp_env
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 
 CONFIG_PATH_LIST = list(Path(__file__).parent.glob('configs/*.py'))
 
@@ -141,7 +141,7 @@ def run_dist(rank, world_size, backend, port_list, host):
 
 
 @pytest.mark.cpu
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_context():
     """
     As no computation or communication is done, we can run this test on CPU.

tests/test_data/test_data_parallel_sampler.py

@@ -17,7 +17,7 @@ from torchvision import transforms
 from colossalai.context import ParallelMode, Config
 from colossalai.core import global_context as gpc
 from colossalai.utils import get_dataloader, free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 
 CONFIG = Config(
     dict(
@@ -67,7 +67,7 @@ def run_data_sampler(rank, world_size, port):
 
 
 @pytest.mark.cpu
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_data_sampler():
     world_size = 4
     test_func = partial(run_data_sampler, world_size=world_size, port=free_port())

tests/test_data/test_deterministic_dataloader.py

@@ -17,7 +17,7 @@ from colossalai.builder import build_dataset, build_transform
 from colossalai.context import ParallelMode, Config
 from colossalai.core import global_context as gpc
 from colossalai.utils import free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 
 CONFIG = Config(
     dict(
@@ -79,7 +79,7 @@ def run_data_sampler(rank, world_size, port):
 
 
 @pytest.mark.cpu
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_data_sampler():
     world_size = 4
     test_func = partial(run_data_sampler, world_size=world_size, port=free_port())

tests/test_data_pipeline_tensor_parallel/test_cifar_with_data_pipeline_tensor.py

@@ -15,7 +15,7 @@ from colossalai.nn.loss import CrossEntropyLoss
 from colossalai.trainer import Trainer, hooks
 from colossalai.utils import free_port, get_dataloader
 from colossalai.utils.gradient_accumulation import GradAccumLrSchedulerByStep
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from model_zoo.vit import vit_tiny_patch4_32
 from torchvision import transforms
 from torchvision.datasets import CIFAR10
@@ -23,7 +23,8 @@ from torchvision.datasets import CIFAR10
 BATCH_SIZE = 4
 NUM_EPOCHS = 60
 WARMUP_EPOCHS = 5
-CONFIG = dict(NUM_MICRO_BATCHES=2, parallel=dict(pipeline=2, tensor=dict(size=2, mode='1d')),
+CONFIG = dict(NUM_MICRO_BATCHES=2,
+              parallel=dict(pipeline=2, tensor=dict(size=2, mode='1d')),
               fp16=dict(mode=AMP_TYPE.NAIVE),
               gradient_accumulation=2)
 
@@ -79,7 +80,7 @@ def run_trainer(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_hybrid_parallel():
     world_size = 8
     run_func = partial(run_trainer, world_size=world_size, port=free_port())

tests/test_engine/test_engine.py

@@ -7,7 +7,7 @@ from colossalai.amp import AMP_TYPE
 from colossalai.core import global_context as gpc
 from colossalai.utils import free_port
 from tests.components_to_test.registry import non_distributed_component_funcs
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 
 CONFIG = dict(parallel=dict(pipeline=dict(size=1), tensor=dict(size=1, mode=None)),
               fp16=dict(mode=None),
@@ -56,7 +56,7 @@ def run_engine(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_engine():
     world_size = 2
     run_func = partial(run_engine, world_size=world_size, port=free_port())

tests/test_layers/test_1d/test_1d.py

@@ -10,7 +10,7 @@ from colossalai.core import global_context as gpc
 from colossalai.logging import disable_existing_loggers
 from colossalai.initialize import launch
 from colossalai.utils import free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from checks_1d.check_layer_1d import *
 
 CONFIG = dict(parallel=dict(pipeline=dict(size=1), tensor=dict(size=4, mode='1d')),)
@@ -35,7 +35,7 @@ def check_layer(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_1d():
     world_size = 4
     run_func = partial(check_layer, world_size=world_size, port=free_port())

tests/test_layers/test_2d/test_2d.py

@@ -10,7 +10,7 @@ from colossalai.core import global_context as gpc
 from colossalai.initialize import launch
 from colossalai.logging import disable_existing_loggers
 from colossalai.utils import free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from checks_2d.check_layer_2d import (check_classifier_given_embed_weight, check_classifier_no_given_weight,
                                       check_embed, check_layernorm, check_linear, check_loss, check_patch_embed,
                                       check_vocab_parallel_classifier_given_embed_weight,
@@ -55,7 +55,7 @@ def check_layer_and_operation(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_2d():
     world_size = 4
     run_func = partial(check_layer_and_operation, world_size=world_size, port=free_port())

tests/test_layers/test_2p5d/test_2p5d.py

@@ -7,7 +7,7 @@ from colossalai.core import global_context as gpc
 from colossalai.initialize import launch
 from colossalai.logging import disable_existing_loggers
 from colossalai.utils import free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from checks_2p5d.check_layer_2p5d import *
 from checks_2p5d.check_operation_2p5d import check_AB, check_ABT, check_ATB
 
@@ -51,7 +51,7 @@ def check_layer_and_operation(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_2p5d():
     world_size = 4
     run_func = partial(check_layer_and_operation, world_size=world_size, port=free_port())

tests/test_layers/test_3d/test_3d.py

@@ -9,7 +9,7 @@ from colossalai.core import global_context as gpc
 from colossalai.initialize import launch
 from colossalai.logging import disable_existing_loggers
 from colossalai.utils import free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from checks_3d.check_layer_3d import (check_classifier_given_embed_weight, check_classifier_no_given_weight,
                                       check_embed, check_layernorm, check_linear, check_loss, check_patch_embed,
                                       check_vocab_parallel_classifier_given_embed_weight,
@@ -51,7 +51,7 @@ def check_layer_and_operation(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_3d():
     world_size = 8
     run_func = partial(check_layer_and_operation, world_size=world_size, port=free_port())

tests/test_layers/test_sequence/test_sequence.py

@@ -7,7 +7,7 @@ import pytest
 
 from colossalai.core import global_context as gpc
 from colossalai.context import ParallelMode
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from functools import partial
 
 CONFIG = dict(parallel=dict(tensor=dict(size=4, mode='sequence')))
@@ -132,7 +132,7 @@ def run_test(rank, world_size):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_sequence():
     world_size = 4
     run_func = partial(run_test, world_size=world_size)

tests/test_moe/test_grad_handler.py

@@ -10,8 +10,7 @@ from colossalai.nn.layer.moe import Top1Router, UniformNoiseGenerator, MoeLayer,
 from colossalai.context.moe_context import MOE_CONTEXT
 from colossalai.utils.moe import sync_moe_model_param
 from colossalai.engine.gradient_handler import MoeGradientHandler
-from colossalai.testing import assert_equal_in_group
+from colossalai.testing import assert_equal_in_group, rerun_if_address_is_in_use
-from colossalai.testing import rerun_on_exception
 
 BATCH_SIZE = 4
 DIM = 16
@@ -63,7 +62,7 @@ def run_test(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_grad_handler():
     world_size = 4
     run_func = partial(run_test, world_size=world_size, port=free_port())

tests/test_moe/test_kernel.py

@@ -9,7 +9,7 @@ from colossalai.core import global_context as gpc
 from colossalai.utils import free_port, get_current_device
 from colossalai.nn.layer.moe import Top1Router, Top2Router, MoeLayer, Experts
 from colossalai.context.moe_context import MOE_CONTEXT
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 
 BATCH_SIZE = 16
 NUM_EXPERTS = 4
@@ -87,7 +87,7 @@ def run_routing(rank, world_size, port, rs=2, hidden_size=128, data_type=torch.f
 @pytest.mark.parametrize("hidden_size", [32, 144])
 @pytest.mark.parametrize("data_type", [torch.float32, torch.float16])
 @pytest.mark.parametrize("router", [Top1Router, Top2Router])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_moe_kernel(rs, hidden_size, data_type, router):
     world_size = 4
     run_func = partial(run_routing,

tests/test_moe/test_moe_group.py

@@ -8,7 +8,7 @@ from colossalai.utils import free_port, get_current_device
 from colossalai.nn.layer.moe import Experts
 from colossalai.context.moe_context import MOE_CONTEXT
 from colossalai.utils.moe import sync_moe_model_param
-from colossalai.testing import assert_equal_in_group, rerun_on_exception
+from colossalai.testing import assert_equal_in_group, rerun_if_address_is_in_use
 
 D_MODEL = 4
 D_FF = 8
@@ -60,7 +60,7 @@ def run_test(rank, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_moe_initialization():
     world_size = 4
     run_func = partial(run_test, port=free_port())

tests/test_moe/test_moe_zero_init.py

@@ -14,7 +14,7 @@ from colossalai.nn.layer import MoeModule
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.shard_utils import (BucketTensorShardStrategy, TensorShardStrategy)
 
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from colossalai.utils import get_current_device
 from tests.test_zero.common import CONFIG
 
@@ -91,7 +91,7 @@ def _run_dist(rank, world_size, port):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [2, 4])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_moe_zero_init(world_size):
     run_func = partial(_run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_moe/test_moe_zero_model.py

@@ -4,7 +4,7 @@ import colossalai
 import pytest
 import torch
 import torch.multiprocessing as mp
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.shard_utils import (BucketTensorShardStrategy, TensorShardStrategy)
@@ -65,7 +65,7 @@ def run_dist(rank, world_size, port):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_moe_zero_model(world_size):
     run_func = partial(run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_moe/test_moe_zero_optim.py

@@ -6,7 +6,7 @@ import torch
 import torch.multiprocessing as mp
 from colossalai.amp import convert_to_apex_amp
 from colossalai.nn.optimizer import CPUAdam
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.shard_utils import (BucketTensorShardStrategy, TensorShardStrategy)
@@ -120,7 +120,7 @@ def _run_dist(rank, world_size, port):
 # use_cpuadam = True can be used with cpu_offload = False
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_moe_zero_optim(world_size):
     run_func = partial(_run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_trainer/test_trainer_with_non_pipe_schedule.py

@@ -9,7 +9,7 @@ from colossalai.logging import get_dist_logger
 from colossalai.trainer import Trainer
 from colossalai.utils import MultiTimer, free_port
 from tests.components_to_test.registry import non_distributed_component_funcs
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 
 BATCH_SIZE = 4
 IMG_SIZE = 32
@@ -51,7 +51,7 @@ def run_dist(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_trainer_no_pipeline():
     world_size = 4
     run_func = partial(run_dist, world_size=world_size, port=free_port())

tests/test_trainer/test_trainer_with_pipe_schedule.py

@@ -17,13 +17,16 @@ from torch.optim import Adam
 from torchvision import transforms
 from torchvision.datasets import CIFAR10
 from torchvision.models import resnet18
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 
 BATCH_SIZE = 4
 IMG_SIZE = 32
 NUM_EPOCHS = 200
 
-CONFIG = dict(NUM_MICRO_BATCHES=2, parallel=dict(pipeline=2),)
+CONFIG = dict(
+    NUM_MICRO_BATCHES=2,
+    parallel=dict(pipeline=2),
+)
 
 
 def run_trainer_with_pipeline(rank, world_size, port):
@@ -85,7 +88,7 @@ def run_trainer_with_pipeline(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_trainer_with_pipeline():
     world_size = 4
     run_func = partial(run_trainer_with_pipeline, world_size=world_size, port=free_port())

tests/test_utils/test_commons.py

@@ -1,6 +1,6 @@
 from colossalai.zero.sharded_param.tensor_utils import colo_model_data_tensor_move, colo_model_data_tensor_move_inline
 from colossalai.utils import free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from colossalai.zero.sharded_param import ShardedTensor
 import colossalai
 
@@ -35,7 +35,7 @@ def run_tensor_move(rank):
     assert (tgt_t.device.type == 'cpu')
 
 
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_tensor_move():
     mp.spawn(run_tensor_move, nprocs=1)
 

tests/test_utils/test_gradient_accumluation.py

@@ -3,6 +3,7 @@ from functools import partial
 from pathlib import Path
 
 import colossalai
+from colossalai.testing.utils import rerun_if_address_is_in_use
 import pytest
 import torch
 import torch.multiprocessing as mp
@@ -10,7 +11,7 @@ import torch.nn as nn
 from colossalai.core import global_context as gpc
 from colossalai.logging import get_dist_logger
 from colossalai.utils import free_port, get_dataloader
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from torch.optim import Adam
 from torchvision import transforms
 from torchvision.datasets import CIFAR10
@@ -87,7 +88,7 @@ def run_no_pipeline(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_engine():
     world_size = 4
     func = partial(run_no_pipeline, world_size=world_size, port=free_port())

tests/test_utils/test_zero_gradient_clippling.py

@@ -16,7 +16,7 @@ from torch.nn.parallel import DistributedDataParallel as DDP
 from torch.nn.utils import clip_grad_norm_
 from colossalai.zero.shard_utils.tensor_shard_strategy import TensorShardStrategy
 from functools import partial
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 
 
 def checkpoint_wrapper(module, enable=True):
@@ -102,7 +102,7 @@ def run_dist(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_zero_clip_grad():
     world_size = 4
     run_func = partial(run_dist, world_size=world_size, port=free_port())

tests/test_zero/test_found_inf.py

@@ -6,7 +6,7 @@ import pytest
 import torch
 import torch.multiprocessing as mp
 from colossalai.nn.optimizer import HybridAdam
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.shard_utils import BucketTensorShardStrategy
@@ -62,7 +62,7 @@ def _run_dist(rank, world_size, port):
 # use_cpuadam = True can be used with cpu_offload = False
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [1, 2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_found_inf(world_size):
     run_func = partial(_run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_init_context.py

@@ -8,7 +8,7 @@ import pytest
 import torch
 import torch.multiprocessing as mp
 from colossalai.logging import get_dist_logger
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.utils.cuda import get_current_device
 from colossalai.utils.memory_tracer.model_data_memtracer import \
@@ -64,7 +64,7 @@ def run_dist(rank, world_size, port):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [1, 4])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_zero_init_context(world_size):
     run_func = partial(run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_mem_collector.py

@@ -10,7 +10,7 @@ from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.sharded_model import ShardedModelV2
 from colossalai.zero.shard_utils import BucketTensorShardStrategy
 from colossalai.utils import free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from functools import partial
 
 
@@ -64,7 +64,7 @@ def run_dist(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_mem_collector(world_size=2):
     run_func = partial(run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_shard_model_v2.py

@@ -7,7 +7,7 @@ import colossalai
 import pytest
 import torch
 import torch.multiprocessing as mp
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.shard_utils import (BucketTensorShardStrategy, TensorShardStrategy)
@@ -59,7 +59,7 @@ def run_dist(rank, world_size, port):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [1, 2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_shard_model_v2(world_size):
     run_func = partial(run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_shard_param.py

@@ -5,12 +5,11 @@ import colossalai
 import pytest
 import torch
 import torch.multiprocessing as mp
-from colossalai.testing import parameterize
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.shard_utils import (BucketTensorShardStrategy, TensorShardStrategy)
 from colossalai.zero.sharded_param import ShardedTensor
 from colossalai.zero.sharded_param.sharded_param import ShardedParamV2
-from colossalai.testing import rerun_on_exception
 from tests.test_zero.common import CONFIG, allclose
 from colossalai.zero.sharded_param.tensorful_state import StatefulTensor
 
@@ -37,7 +36,7 @@ def _run_shard_tensor(rank, world_size, port):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [1, 2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_shard_tensor(world_size):
     run_func = partial(_run_shard_tensor, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)
@@ -85,7 +84,7 @@ def _run_shard_param_v2(rank, world_size, port):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [1, 2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_shard_param_v2(world_size):
     run_func = partial(_run_shard_param_v2, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_sharded_optim_v2.py

@@ -8,7 +8,7 @@ import torch.distributed as dist
 import torch.multiprocessing as mp
 from colossalai.amp import convert_to_apex_amp
 from colossalai.nn.optimizer import CPUAdam
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.shard_utils import (BucketTensorShardStrategy, TensorShardStrategy)
@@ -105,7 +105,7 @@ def _run_dist(rank, world_size, port):
 # use_cpuadam = True can be used with cpu_offload = False
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [1, 2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_sharded_optim_v2(world_size):
     run_func = partial(_run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_sharded_optim_with_sync_bn.py

@@ -10,7 +10,7 @@ import torch.distributed as dist
 import torch.multiprocessing as mp
 from colossalai.context.parallel_mode import ParallelMode
 from colossalai.core import global_context as gpc
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.shard_utils import TensorShardStrategy
@@ -71,7 +71,7 @@ def run_dist(rank, world_size, port):
 
 
 @pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_sharded_optim_with_sync_bn():
     """
     This test is to make sure that buffers are synchronized between ranks

tests/test_zero/test_state_dict.py

@@ -8,7 +8,7 @@ import colossalai
 import pytest
 import torch
 import torch.multiprocessing as mp
-from colossalai.testing import parameterize, rerun_on_exception
+from colossalai.testing import parameterize, rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.shard_utils import (BucketTensorShardStrategy, TensorShardStrategy)
@@ -49,7 +49,7 @@ def run_dist(rank, world_size, port):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [1, 2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_zero_state_dict(world_size):
     run_func = partial(run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_stateful_tensor_mgr.py

@@ -10,7 +10,7 @@ from colossalai.gemini import StatefulTensorMgr
 from colossalai.zero.sharded_param.sharded_param import ShardedParamV2
 from colossalai.zero.sharded_param.tensorful_state import TensorState
 from colossalai.utils import free_port
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from torch.nn.parameter import Parameter
 from typing import List
 from functools import partial
@@ -120,8 +120,8 @@ def run_dist(rank, world_size, port):
     run_stm()
 
 
-@pytest.mark.gpu
+@pytest.mark.dist
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_stateful_tensor_manager(world_size=1):
     run_func = partial(run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_tensor_utils.py

@@ -6,6 +6,7 @@ from colossalai.zero.sharded_param import (StatefulTensor, colo_tensor_mem_usage
                                            colo_model_data_tensor_move_inline, colo_model_data_move_to_cpu,
                                            colo_model_tensor_clone)
 from colossalai.utils import free_port
+from colossalai.testing import rerun_if_address_is_in_use
 
 import torch
 
@@ -84,6 +85,7 @@ def run_dist(rank, world_size, port):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [4, 5])
+@rerun_if_address_is_in_use()
 def test_zero_tensor_utils(world_size):
     run_func = partial(run_dist, world_size=world_size, port=free_port())
     mp.spawn(run_func, nprocs=world_size)

tests/test_zero/test_zero_engine.py

@@ -9,7 +9,7 @@ import torch
 import torch.distributed as dist
 import torch.multiprocessing as mp
 from colossalai.core import global_context as gpc
-from colossalai.testing import rerun_on_exception
+from colossalai.testing import rerun_if_address_is_in_use
 from colossalai.utils import free_port
 from colossalai.zero.init_ctx import ZeroInitContext
 from colossalai.zero.sharded_model.utils import col_model_deepcopy
@@ -96,7 +96,7 @@ def run_dist(rank, world_size, port, parallel_config):
 @pytest.mark.skip
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [2, 4])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_mp_engine(world_size):
     run_func = partial(run_dist, world_size=world_size, port=free_port(), parallel_config=MP_PARALLEL_CONFIG)
     mp.spawn(run_func, nprocs=world_size)
@@ -104,7 +104,7 @@ def test_mp_engine(world_size):
 
 @pytest.mark.dist
 @pytest.mark.parametrize("world_size", [1, 2])
-@rerun_on_exception(exception_type=mp.ProcessRaisedException, pattern=".*Address already in use.*")
+@rerun_if_address_is_in_use()
 def test_zero_engine(world_size):
     run_func = partial(run_dist, world_size=world_size, port=free_port(), parallel_config=ZERO_PARALLEL_CONFIG)
     mp.spawn(run_func, nprocs=world_size)