code: def __call__(self, conditioning):
      embedding = self.conv_in(conditioning)
      embedding = nn.silu(embedding)
  
      for block in self.blocks:
          embedding = block(embedding)
          embedding = nn.silu(embedding)
  
      embedding = self.conv_out(embedding)
  
      return embedding
  
imports: from typing import Optional, Tuple, Union
  import flax
  import flax.linen
  import jax
  import jax.numpy
  from flax.core.frozen_dict import FrozenDict
  from ..configuration_utils import ConfigMixin, flax_register_to_config
  from ..utils import BaseOutput
  from .embeddings_flax import FlaxTimestepEmbedding, FlaxTimesteps
  from .modeling_flax_utils import FlaxModelMixin
  from .unet_2d_blocks_flax import FlaxCrossAttnDownBlock2D, FlaxDownBlock2D, FlaxUNetMidBlock2DCrossAttn
label_desc: Use image node_id 2 for calling the FlaxControlNetConditioningEmbedding obj's underlying member method code with example usage: obj.__call__(conditioning) and returns: embedding