missing generate_val_tuples.py file

[chenyifanj]

Hi, thanks for your great work!

The ./data_scripts/generate_val_tuples.py file is missing, can you upload this？

Thank you very much!!

[mohammed-amr]

Hello, please see this part of the README for how to generate val tuples.

# train
python ./data_scripts/generate_train_tuples.py 
    --data_config configs/data/scannet_default_train.yaml
    --num_workers 16

# val
python ./data_scripts/generate_val_tuples.py 
    --data_config configs/data/scannet_default_val.yaml
    --num_workers 16