code: def init_fleet_env(find_unused_parameters=False):
      strategy = fleet.DistributedStrategy()
      strategy.find_unused_parameters = find_unused_parameters
      fleet.init(is_collective=True, strategy=strategy)
  
file_path: PaddleDetection/ppdet/engine/env.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import random
  import numpy
  import paddle
  from paddle.distributed import fleet
label_desc: Use image node_id 1 for calling a global function with example usage: init_fleet_env(find_unused_parameters) without return types