code: def forward(self, inputs):
      conv = self.conv(inputs)
  
      return conv
  
file_path: PaddleSeg/paddleseg/models/unet_plusplus.py
imports: import paddle
  import paddle.nn
  from paddleseg.cvlibs import manager
  from paddleseg.utils import load_entire_model
  from paddleseg.cvlibs.param_init import kaiming_normal_init
  from paddleseg.models.layers.layer_libs import SyncBatchNorm
label_desc: Use image node_id 2 for calling the DoubleConv obj's underlying member method code with example usage: obj.forward(inputs) and returns: conv