code: def forward(self, x):
      x = self.conv1(x)
      x = self.dw_conv1(x)
      x = self.blocks(x)
      x = self.conv2(x)
      x = self.linear7(x)
      x = self.linear1(x)
      x = x.reshape([x.shape[0], x.shape[1] * x.shape[2] * x.shape[3]])
      return x
  
file_path: insightface/recognition/arcface_paddle/dynamic/backbones/mobilefacenet.py
imports: import paddle
  from paddle import nn
  import math
label_desc: Use image node_id 3 for calling the MobileFaceNet obj's underlying member method code with example usage: obj.forward(x) and returns: x