Issue in readme - frcnn.py: error: unrecognized arguments: --lr_decay_step=250000

[saiabinesh]

Full error Below

usage: frcnn.py [-h] --run_name RUN_NAME [--ckpt CKPT] [--dataset {voc07,voc12,coco}] [--proposals {mcg,edgeboxes,}] --num_classes NUM_CLASSES [--extend EXTEND] [--num_layers NUM_LAYERS] --action ACTION [--data_format {NHWC,NCHW}] [--sigmoid] [--print_step PRINT_STEP] [--conf_thresh CONF_THRESH] [--nms_thresh NMS_THRESH] [--eval_first_n EVAL_FIRST_N] [--eval_ckpts EVAL_CKPTS] [--batch_size BATCH_SIZE] [--num_images NUM_IMAGES] [--num_positives_in_batch NUM_POSITIVES_IN_BATCH] [--pretrained_net PRETRAINED_NET] [--train_vars TRAIN_VARS] [--optimizer {adam,nesterov,sgd,momentum}] [--weight_decay WEIGHT_DECAY] [--learning_rate LEARNING_RATE] [--lr_decay LR_DECAY [LR_DECAY ...]] [--max_iterations MAX_ITERATIONS] [--reset_slots RESET_SLOTS] [--frcnn_loss_coef FRCNN_LOSS_COEF] [--class_distillation_loss_coef CLASS_DISTILLATION_LOSS_COEF] [--bbox_distillation_loss_coef BBOX_DISTILLATION_LOSS_COEF] [--distillation] [--bias_distillation] [--crossentropy] [--smooth_bbox_distillation] [--num_dataset_readers NUM_DATASET_READERS] [--num_prep_threads NUM_PREP_THREADS] [--filter_proposals] [--prefetch_all] frcnn.py: error: unrecognized arguments: --lr_decay_step=250000