Files
2026-07-13 13:18:33 +08:00

54 lines
1.6 KiB
Python

# Copyright (c) Microsoft Corporation.
# SPDX-License-Identifier: Apache-2.0
# DeepSpeed Team
import torch
from unit.common import DistributedTest
import deepspeed
class TestNewClassDeclaredNestingInit(DistributedTest):
world_size = 1
def test_new_class_declared_nesting_init(self):
ds_config = dict(train_batch_size=1, zero_optimization=dict(stage=3))
with deepspeed.zero.Init(config_dict_or_path=ds_config):
class MyModel(torch.nn.Module):
def __init__(self):
super().__init__()
self.fc = torch.nn.Linear(4, 4)
with deepspeed.zero.Init(config_dict_or_path=ds_config):
model = MyModel()
# ensure that zero3 processed the parameter
assert hasattr(model.fc.weight, "ds_id")
deepspeed_engine, *_ = deepspeed.initialize(model=model, config_params=ds_config)
class TestNewClassDeclaredInsideNestingInit(DistributedTest):
world_size = 1
def test_new_class_declared_inside_nesting_init(self):
ds_config = dict(train_batch_size=1, zero_optimization=dict(stage=3))
with deepspeed.zero.Init(config_dict_or_path=ds_config):
class MyModel(torch.nn.Module):
def __init__(self):
super().__init__()
self.fc = torch.nn.Linear(1, 1)
model = MyModel()
# ensure that zero3 processed the parameter
assert hasattr(model.fc.weight, "ds_id")
deepspeed_engine, *_ = deepspeed.initialize(model=model, config_params=ds_config)