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18 lines
725 B
Python
18 lines
725 B
Python
12 months ago
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import pytest
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import torch
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from petals.bloom.from_pretrained import load_pretrained_block
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from petals.client import DistributedBloomConfig
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from petals.server.block_utils import resolve_block_dtype
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from test_utils import MODEL_NAME
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@pytest.mark.forked
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@pytest.mark.parametrize("torch_dtype", [torch.float32, torch.float16, "auto"])
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def test_backend_dtype(torch_dtype):
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config = DistributedBloomConfig.from_pretrained(MODEL_NAME)
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block = load_pretrained_block(MODEL_NAME, 0, config, torch_dtype=torch_dtype)
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backend_dtype = resolve_block_dtype(config, torch_dtype)
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other_backend_dtype = next(block.parameters()).dtype if torch_dtype == "auto" else torch_dtype
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assert backend_dtype == other_backend_dtype
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