# import os
# import unittest

# from lightning.pytorch import Trainer

# from models.generators.delightful_univnet import DelightfulUnivnet

# checkpoint = "checkpoints/logs_new_training_libri-360_energy_epoch=263-step=45639.ckpt"

# # NOTE: this is needed to avoid CUDA_LAUNCH_BLOCKING error
# os.environ["CUDA_LAUNCH_BLOCKING"] = "1"

# DEPRECATED
# class TestDelightfulUnivnet(unittest.TestCase):
#     def test_train_steps(self):
#         default_root_dir = "checkpoints/acoustic"

#         trainer = Trainer(
#             default_root_dir=default_root_dir,
#             limit_train_batches=1,
#             max_epochs=1,
#             accelerator="cpu",
#         )

#         module = DelightfulUnivnet(batch_size=1, acc_grad_steps=1, swa_steps=1)

#         train_dataloader = module.train_dataloader(2, cache=False, mem_cache=False)

#         result = trainer.fit(model=module, train_dataloaders=train_dataloader)
#         self.assertIsNone(result)