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[shardformer] support module saving and loading (#4062)

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* [shardformer] support module saving and loading

* polish code
This commit is contained in:
Frank Lee
2023-06-22 11:42:11 +08:00
parent 7740c55c55
commit 8eb09a4c69
19 changed files with 493 additions and 102 deletions
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9
tests/test_lazy/lazy_init_utils.py
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@@ -7,7 +7,8 @@ import torch
from packaging import version
from colossalai.lazy.lazy_init import LazyInitContext, LazyTensor, _MyTensor
from colossalai.tensor.d_tensor.layout_converter import to_global
from colossalai.tensor.d_tensor import to_global
from colossalai.tensor.d_tensor.layout import Layout
from tests.kit.model_zoo.registry import ModelAttribute
SUPPORT_LAZY = version.parse(torch.__version__) >= version.parse('1.12.0')
@@ -91,6 +92,8 @@ def assert_dist_model_equal(model: torch.nn.Module, distributed_model: torch.nn.
assert n1 == n2
t1 = t1.cuda()
t2 = t2.cuda()
if n2 in layout_dict:
t2 = to_global(t2, layout_dict[n2])
if n2 in sharding_spec_dict:
layout = Layout(device_mesh=device_mesh, sharding_spec=sharding_spec_dict[n2], global_shape=t1.shape)
t2.dist_layout = layout
t2 = to_global(t2)
assert torch.equal(t1, t2), f'{n1} {t1} vs {t2}'