出除onnx不必要的节点

import onnx

onnx_model = onnx.load("test.onnx")
graph = onnx_model.graph
node  = graph.node

for i in range(len(node)):
	print(node[i])

for i in range(len(node)):
    if node[i].op_type == 'Conv':
        node_rise = node[i]
        if node_rise.output[0] == '137':
            print(i)  # 38

old_scale_node = node[56]

graph.node.remove(old_scale_node)  # 删除旧节点

old_scale_node = node[47]
graph.node.remove(old_scale_node)
old_scale_node = node[38]
graph.node.remove(old_scale_node)

onnx.checker.check_model(onnx_model)
onnx.save(onnx_model, 'Snnunet.onnx')