code: def output_shape(self) -> torch.Size:
      return self.fc_stack.output_shape
  
file_path: ludwig/ludwig/encoders/set_encoders.py
imports: import logging
  from typing import Any, Dict, List, Optional, Type
  import torch
  from ludwig.api_annotations import DeveloperAPI
  from ludwig.constants import ENCODER_OUTPUT, SET
  from ludwig.encoders.base import Encoder
  from ludwig.encoders.registry import register_encoder
  from ludwig.encoders.types import EncoderOutputDict
  from ludwig.modules.embedding_modules import EmbedSet
  from ludwig.modules.fully_connected_modules import FCStack
  from ludwig.schema.encoders.base import BaseEncoderConfig
  from ludwig.schema.encoders.set_encoders import SetSparseEncoderConfig
label_desc: Use image node_id 5 for calling the SetSparseEncoder obj's underlying member method code with example usage: obj.output_shape() and returns: self