class_docstr: dim:
  num_heads:
class_docstr_tok: ["dim",":","num_heads",":"]
code: def forward(
      self,
      x_bridge,
      x,
      question,
      mask,
      layer,
      einops_from_space,
      einops_to_space,
      space_f,
  ):
      space_output = self.attn(
          self.norm1(x),
          mask,
          False,
          einops_from_space,
          einops_to_space,
          f=space_f,
      )
      space_residual = x + self.drop_path(space_output)
      x_after = space_residual + self.drop_path(
          self.mlp(self.norm2(space_residual))
      )
  
      cross_out = self.crossattn(
          self.norm4(x[:, 1:]),
          self.norm5(question),
          einops_from_space,
          einops_to_space,
          f=space_f,
      )
      if layer == 0:
          bridge_temp = cross_out
      else:
          bridge_temp = cross_out + x_bridge
  
      space_bridge_output = self.bridgeattn(
          self.norm7(bridge_temp),
          mask,
          True,
          einops_from_space,
          einops_to_space,
          f=space_f,
      )
      space_bridge_residual = bridge_temp + self.drop_path(
          space_bridge_output
      )
      x_bridge_after = space_bridge_residual + self.drop_path(
          self.bridge_mlp(self.norm6(space_bridge_residual))
      )
  
      return x_bridge_after, x_after
  
imports: from collections import OrderedDict
  from functools import partial
  import torch
  from einops import rearrange, repeat
  from timm.models.layers import DropPath, trunc_normal_
  from torch import einsum, nn
  from towhee.models.layers.mlp import Mlp
  from towhee.models.layers.patch_embed2d import PatchEmbed2D
  from towhee.models.utils.init_vit_weights import init_vit_weights
  from towhee.models.frozen_in_time.frozen_video_transformer import attn
label_desc: Use image node_id 2 for calling the VideoBridgeBlock obj's underlying member method code with example usage: obj.forward(x_bridge, x, question, mask, layer, einops_from_space, einops_to_space, space_f) and returns: x_bridge_after,  x_after