class_docstr: Multilayer perceptron.
class_docstr_tok: ["Multilayer","perceptron","."]
code: def forward(self, x):
      x = self.fc1(x)
      x = self.dwconv(x)
      x = self.act(x)
      x = self.drop(x)
      x = self.fc2(x)
      x = self.drop(x)
      return x
  
imports: import math
  import numpy
  import paddle
  import paddle.nn
  from paddle.nn import Conv2D
  from paddle.nn.initializer import Assign, Normal
  from paddleseg.cvlibs import manager
  from paddleseg.models.backbones.transformer_utils import DropPath, ones_, to_2tuple, zeros_
  from paddleseg.models.layers import SyncBatchNorm
  from paddleseg.utils import utils
label_desc: Use image node_id 2 for calling the Mlp obj's underlying member method code with example usage: obj.forward(x) and returns: x