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| import unittest |
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| import torch |
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| def require_torch_gpu(test_case): |
| """ |
| Decorator marking a test that requires a GPU. Will be skipped when no GPU is available. |
| """ |
| if not torch.cuda.is_available(): |
| return unittest.skip("test requires GPU")(test_case) |
| else: |
| return test_case |
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| def require_torch_multi_gpu(test_case): |
| """ |
| Decorator marking a test that requires multiple GPUs. Will be skipped when less than 2 GPUs are available. |
| """ |
| if not torch.cuda.is_available() or torch.cuda.device_count() < 2: |
| return unittest.skip("test requires multiple GPUs")(test_case) |
| else: |
| return test_case |
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| def require_bitsandbytes(test_case): |
| """ |
| Decorator marking a test that requires the bitsandbytes library. Will be skipped when the library is not installed. |
| """ |
| try: |
| import bitsandbytes |
| except ImportError: |
| return unittest.skip("test requires bitsandbytes")(test_case) |
| else: |
| return test_case |
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