code: def check_fft_version():
      # Acquires and parses the PyTorch version
      if version.parse(torch.__version__) >= version.parse("1.7"):
          if "torch.fft" not in sys.modules:
              raise RuntimeError(
                  "torch.fft module available but not imported"
              )
  
imports: import collections
  import gc
  import logging
  import math
  import os
  import sys
  import time
  import warnings
  from bisect import bisect
  from typing import Any, Callable, Dict
  import torch
  from mmf.utils.distributed import get_rank, get_world_size, is_xla
  from mmf.utils.file_io import PathManager
  from packaging import version
  from torch import nn, Tensor
label_desc: Use image node_id 13 for calling a global function with example usage: check_fft_version() without return types