code: def forward(self, x: paddle.Tensor) -> paddle.Tensor:
      x = self.patch_embed(x)
      if self.pos_embed is not None:
          x = x + self.pos_embed
  
      for blk in self.blocks:
          x = blk(x)
  
      x = self.neck(x.transpose([0, 3, 1, 2]))
  
      return x
  
imports: import sys
  import os
  from functools import partial
  from typing import Optional, Tuple, Type
  import paddle
  import paddle.nn
  import paddle.nn.functional
  from .common import LayerNorm2d, MLPBlock
label_desc: Use image node_id 2 for calling the ImageEncoderViT obj's underlying member method code with example usage: obj.forward(x) and returns: x