from torch_geometric.nn.conv.gatv2_conv import GATv2Conv中的GATv2Conv

引用\[1\]:在给出的代码中，并没有包含from torch_geometric.nn.conv.gatv2_conv import GATv2Conv这一行。因此，无法提供关于GATv2Conv的详细信息。请确认是否提供了正确的引用内容。
#### 引用[.reference_title]
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