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.loss = "arcface"
  config.network = "r50"
  config.resume = False
  config.output = None
  config.embedding_size = 512
  config.sample_rate = 1.0
  config.fp16 = True
  config.momentum = 0.9
  config.weight_decay = 5e-4
  config.batch_size = 128
  config.lr = 0.2
  config.verbose = 2000
  config.dali = False
  
  config.rec = "/train_tmp/ms1m-retinaface-t1"
  config.num_classes = 93431
  config.num_image = 5179510
  config.num_epoch = 25
  config.warmup_epoch = 2
  config.val_targets = ['lfw', 'cfp_fp', "agedb_30"]
  