code: def forward(self, inputs):
      out = self.conv0(inputs)
      out = F.relu(out)
      for conv_i in self.conv_out_list:
          out = conv_i(out)
          out = F.relu(out)
      pool = self.pool(out)
      return out, pool
  
imports: from __future__ import division
  import paddle
  import paddle.nn
  import paddle.nn.functional
  from paddle import ParamAttr
  from paddle.nn import Conv2D, MaxPool2D
  from ppdet.core.workspace import register, serializable
  from ..shape_spec import ShapeSpec
label_desc: Use image node_id 2 for calling the ConvBlock obj's underlying member method code with example usage: obj.forward(inputs) and returns: out,  pool