code: def forward(self, inputs):
      y = self.basicblock0(inputs)
      for basic_block_i in self.res_out_list:
          y = basic_block_i(y)
      return y
  
imports: import paddle
  import paddle.nn
  import paddle.nn.functional
  from ppdet.core.workspace import register, serializable
  from ppdet.modeling.ops import batch_norm, mish
  from ..shape_spec import ShapeSpec
label_desc: Use image node_id 2 for calling the Blocks obj's underlying member method code with example usage: obj.forward(inputs) and returns: y