I have more Hello world singularity exec --nv -B /apps2/cuda/10.0/lib64:/home/extraLibs/cuda,/apps2/cudnn/7.1.2/cuda/lib64:/home/extraLibs/cudnn /apps2/singularity/general/general_python3 python3 module load cuda/10.0 cudnn/7.4.2 singularity/3.1 tfSSB=/apps2/singularity/general/general_python3 singularity exec --nv -B /apps2/cuda/10.0/lib64:/home/extraLibs/cuda,/apps2/cudnn/7.4.2/cuda/lib64:/home/extraLibs/cudnn $tfSSB python3 breastCancerClassify2.py MBtrain //Check GPU from tensorflow.python.client import device_lib def get_available_gpus(): local_device_protos = device_lib.list_local_devices() return [x.name for x in local_device_protos if x.device_type == 'GPU'] get_available_gpus()