# Args setting
MODEL=$1
DATASET=$2
DATA_ROOT=$3
BATCH_SIZE=$4
WORLD_SIZE=$5
MASTER_PORT=$6

# -------------------------- Train Pipeline --------------------------
if [ $WORLD_SIZE == 1 ]; then
    python train.py \
        --cuda \
        --dataset ${DATASET}  \
        --root ${DATA_ROOT} \
        --model ${MODEL} \
        --batch_size ${BATCH_SIZE}
elif [[ $WORLD_SIZE -gt 1 && $WORLD_SIZE -le 8 ]]; then
    python -m torch.distributed.run --nproc_per_node=$WORLD_SIZE --master_port ${MASTER_PORT}  \
        train.py \
        --cuda \
        --distributed \
        --dataset ${DATASET}  \
        --root ${DATA_ROOT} \
        --model ${MODEL} \
        --batch_size ${BATCH_SIZE}
else
    echo "The WORLD_SIZE is set to a value greater than 8, indicating the use of multi-machine \
          multi-card training mode, which is currently unsupported."
    exit 1
fi