code: def _compute_edge_sizes(n_fft, window_size):
      """Helper function to compute the sizes of the edges (left and right)
      of a given window centered within an FFT size."""
      left = (n_fft - window_size) // 2
      right = n_fft - left - window_size
      return left, right
  
file_path: pytorch/torch/onnx/symbolic_opset17.py
imports: import functools
  from typing import Optional, Sequence
  import torch
  from torch import _C
  from torch.onnx import _type_utils, errors, symbolic_helper
  from torch.onnx._internal import _beartype, jit_utils, registration
label_desc: Use image node_id 2 for calling a global function with example usage: _compute_edge_sizes(n_fft, window_size) and returns: left,  right