class_docstr: Image to Patch Embedding
      
code: def __init__(
      self, img_size=224, patch_size=16, in_chans=3, embed_dim=768
  ):
      super().__init__()
      self.img_size = to_2tuple(img_size)
      self.patch_size = to_2tuple(patch_size)
  
      self.proj = nn.Conv2D(
          in_chans, embed_dim, kernel_size=patch_size, stride=patch_size
      )
  
imports: import os
  import math
  import paddle
  import paddle.nn
  import paddle.nn.functional
  import numpy
  from paddleseg.cvlibs import manager
  from paddleseg.utils import utils, logger
  from paddleseg.models.backbones.transformer_utils import to_2tuple, DropPath, Identity
label_desc: Use image node_id 1 to create a new PatchEmbed object from inherited base classes: nn with example: obj = PatchEmbed(img_size, patch_size, in_chans, embed_dim)