RuntimeError: expected scalar type Long but found Float

[lyhsieh]

I ran examples/hello-world.py and ended up with RuntimeError: expected scalar type Long but found Float.
My environment: pytorch=1.13.1, cudatoolkit=10.0.130, gcc/g++=7.5.0.
Here is the complete log. How can I fix it?

(base) root@efbc464e2a2e:/~/SparseConvNet# python examples/hello-world.py 
wandb: (1) Create a W&B account
wandb: (2) Use an existing W&B account
wandb: (3) Don't visualize my results
wandb: Enter your choice: 3
wandb: You chose 'Don't visualize my results'
wandb: Tracking run with wandb version 0.13.7
wandb: W&B syncing is set to `offline` in this directory.  
wandb: Run `wandb online` or set WANDB_MODE=online to enable cloud syncing.
Traceback (most recent call last):
  File "examples/hello-world.py", line 69, in <module>
    output = model(input)
  File "/opt/conda/lib/python3.7/site-packages/torch/nn/modules/module.py", line 1194, in _call_impl
    return forward_call(*input, **kwargs)
  File "/opt/conda/lib/python3.7/site-packages/torch/nn/modules/container.py", line 204, in forward
    input = module(input)
  File "/opt/conda/lib/python3.7/site-packages/torch/nn/modules/module.py", line 1194, in _call_impl
    return forward_call(*input, **kwargs)
  File "/opt/conda/lib/python3.7/site-packages/torch/nn/modules/container.py", line 204, in forward
    input = module(input)
  File "/opt/conda/lib/python3.7/site-packages/torch/nn/modules/module.py", line 1194, in _call_impl
    return forward_call(*input, **kwargs)
  File "/opt/conda/lib/python3.7/site-packages/sparseconvnet-0.2-py3.7-linux-x86_64.egg/sparseconvnet/maxPooling.py", line 94, in forward
    self.nFeaturesToDrop)
  File "/opt/conda/lib/python3.7/site-packages/sparseconvnet-0.2-py3.7-linux-x86_64.egg/sparseconvnet/maxPooling.py", line 38, in forward
    nFeaturesToDrop)
RuntimeError: expected scalar type Long but found Float
wandb: Waiting for W&B process to finish... (failed 1).
wandb: You can sync this run to the cloud by running:
wandb: wandb sync /~/SparseConvNet/wandb/offline-run-20221227_173643-737ky2id
wandb: Find logs at: ./wandb/offline-run-20221227_173643-737ky2id/logs