class_docstr: refer: https://github.com/xuebinqin/DIS/blob/main/IS-Net/basics.py
class_docstr_tok: ["refer",":","https",":","\/\/github.com\/xuebinqin\/DIS\/blob\/main\/IS-Net\/basics.py"]
code: def reduce_from_all_processes(self):
      if not torch.distributed.is_available():
          return
      if not torch.distributed.is_initialized():
          return
      torch.distributed.barrier()
      torch.distributed.all_reduce(self.precision_cum)
      torch.distributed.all_reduce(self.recall_cum)
      torch.distributed.all_reduce(self.num_cum)
  
imports: from collections import defaultdict, deque
  import datetime
  import time
  import torch
  import torch.distributed
  import torch.nn.functional
  import errno
  import os
label_desc: Use image node_id 4 for calling the F1Score obj's underlying member method code with example usage: obj.reduce_from_all_processes() without return types