code: def predict_step(
      self, batch: Any, batch_idx: int, dataloader_idx: int = 0
  ) -> Any:
      return self(batch)
  
imports: from typing import Any, Optional
  from pytorch_lightning import LightningModule
  from torch.utils.data import DataLoader, Sampler
  import flash
  from flash.core.data.io.input import InputBase
  from flash.core.data.io.input_transform import InputTransform
  from flash.core.model import Task
label_desc: Use image node_id 10 for calling the Embedder obj's underlying member method code with example usage: obj.predict_step(batch, batch_idx, dataloader_idx) and returns: self