code: def gather_one(x, indices, *, dim):
      """
      Gather with only one element along the gathered dimension
      """
      return torch.gather(
          x, dim=dim, index=indices.unsqueeze(dim)
      ).squeeze(dim)
  
file_path: summarize-from-feedback/summarize_from_feedback/utils/torch_utils.py
imports: import numpy
  import torch
  import torch.nn.functional
label_desc: Use image node_id 5 for calling a global function with example usage: gather_one(x, indices) and returns: torch