text: from easydict import EasyDict as edict
  
  # make training faster
  # our RAM is 256G
  # mount -t tmpfs -o size=140G  tmpfs /train_tmp
  
  config = edict()
  config.margin_list = (1.0, 0.0, 0.4)
  config.network = "r50"
  config.resume = False
  config.output = None
  config.embedding_size = 512
  config.sample_rate = 0.1
  config.interclass_filtering_threshold = 0.4
  config.fp16 = True
  config.weight_decay = 5e-4
  config.batch_size = 128
  config.optimizer = "sgd"
  config.lr = 0.1
  config.verbose = 2000
  config.dali = False
  
  config.rec = "/train_tmp/WebFace12M_FLIP40"
  config.num_classes = 617970
  config.num_image = 12720066
  config.num_epoch = 20
  config.warmup_epoch = config.num_epoch // 10
  config.val_targets = []
  