code: def out_shape(self):
      return [
          ShapeSpec(
              channels=self.feat_out,
              stride=32,
          )
      ]
  
imports: from numbers import Integral
  import paddle
  import paddle.nn
  import paddle.nn.functional
  from ppdet.core.workspace import register, serializable
  from ..shape_spec import ShapeSpec
  from .resnet import ConvNormLayer
label_desc: Use image node_id 2 for calling the Res2NetC5 obj's underlying member method code with example usage: obj.out_shape() and returns: list