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115 lines
4.2 KiB
115 lines
4.2 KiB
import torch
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from colossalai.fx import ColoGraphModule, ColoTracer
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class LinearModel(torch.nn.Module):
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def __init__(self, in_features, out_features):
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super().__init__()
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self.linear = torch.nn.Linear(in_features, out_features)
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def forward(self, x):
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x = self.linear(x)
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x = x * 2
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return x
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class ConvModel(torch.nn.Module):
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def __init__(self, in_channels, out_channels, kernel_size, bias=True):
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super().__init__()
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self.conv = torch.nn.Conv2d(in_channels=in_channels,
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out_channels=out_channels,
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kernel_size=kernel_size,
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bias=bias)
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def forward(self, x):
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x = self.conv(x)
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x = x * 2
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return x
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def test_linear_module():
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model = LinearModel(3, 6)
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tracer = ColoTracer()
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# graph():
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# %x : torch.Tensor [#users=1] = placeholder[target=x]
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# %linear_weight : [#users=1] = get_attr[target=linear.weight]
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# %linear_bias : [#users=1] = get_attr[target=linear.bias]
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# %linear : [#users=1] = call_function[target=torch._C._nn.linear](args = (%x, %linear_weight), kwargs = {})
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# %add : [#users=1] = call_function[target=operator.add](args = (%linear, %linear_bias), kwargs = {})
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# %mul : [#users=1] = call_function[target=operator.mul](args = (%add, 2), kwargs = {})
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# return mul
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graph = tracer.trace(root=model, meta_args={'x': torch.rand(3, 3).to('meta')})
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# def forward(self, x : torch.Tensor):
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# linear_weight = self.linear.weight
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# linear_bias = self.linear.bias
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# linear = torch._C._nn.linear(x, linear_weight); x = linear_weight = None
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# add = linear + linear_bias; linear = linear_bias = None
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# mul = add * 2; add = None
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# return mul
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gm = ColoGraphModule(model, graph)
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gm.recompile()
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node_list = list(graph.nodes)
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for node in node_list:
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if node.op == 'output':
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continue
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assert hasattr(node, '_meta_data')
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weight_node = node_list[1]
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bias_node = node_list[2]
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linear_node = node_list[3]
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add_node = node_list[4]
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assert weight_node._meta_data.shape == (6, 3)
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assert bias_node._meta_data.shape == (6,)
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assert linear_node._meta_data.shape == (3, 6)
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assert add_node._meta_data.shape == (3, 6)
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def test_conv_module():
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model = ConvModel(3, 6, 2)
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tracer = ColoTracer()
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# graph():
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# %x : torch.Tensor [#users=1] = placeholder[target=x]
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# %conv_weight : [#users=1] = get_attr[target=conv.weight]
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# %conv_bias : [#users=1] = get_attr[target=conv.bias]
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# %conv2d : [#users=1] = call_function[target=torch.conv2d](args = (%x, %conv_weight), kwargs = {})
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# %view : [#users=1] = call_method[target=view](args = (%conv_bias, [1, -1, 1, 1]), kwargs = {})
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# %add : [#users=1] = call_function[target=operator.add](args = (%conv2d, %view), kwargs = {})
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# %mul : [#users=1] = call_function[target=operator.mul](args = (%add, 2), kwargs = {})
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# return mul
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graph = tracer.trace(root=model, meta_args={'x': torch.rand(4, 3, 64, 64).to('meta')})
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# def forward(self, x : torch.Tensor):
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# conv_weight = self.conv.weight
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# conv_bias = self.conv.bias
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# conv2d = torch.conv2d(x, conv_weight); x = conv_weight = None
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# view = conv_bias.view([1, -1, 1, 1]); conv_bias = None
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# add = conv2d + view; conv2d = view = None
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# mul = add * 2; add = None
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# return mul
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gm = ColoGraphModule(model, graph)
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gm.recompile()
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node_list = list(graph.nodes)
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for node in node_list:
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if node.op == 'output':
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continue
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assert hasattr(node, '_meta_data')
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weight_node = node_list[1]
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bias_node = node_list[2]
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conv_node = node_list[3]
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view_node = node_list[4]
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add_node = node_list[5]
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assert weight_node._meta_data.shape == (6, 3, 2, 2)
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assert bias_node._meta_data.shape == (6,)
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assert conv_node._meta_data.shape == (4, 6, 63, 63)
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assert view_node._meta_data.shape == (6, 1, 1)
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assert add_node._meta_data.shape == (4, 6, 63, 63)
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if __name__ == '__main__':
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test_linear_module()
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test_conv_module()
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