code: def forward(self, x):
      out = self.branches_func(x)
      out = self.fuse_func(out)
      return out
  
imports: import math
  import paddle
  import paddle.nn
  import paddle.nn.functional
  from paddleseg.cvlibs import manager, param_init
  from paddleseg.models import layers
  from paddleseg.utils import utils
label_desc: Use image node_id 2 for calling the HighResolutionModule obj's underlying member method code with example usage: obj.forward(x) and returns: out