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47 lines
1.2 KiB
Python
47 lines
1.2 KiB
Python
# SPDX-License-Identifier: Apache-2.0
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# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
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import pytest
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from vllm.utils.import_utils import PlaceholderModule
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def _raises_module_not_found():
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return pytest.raises(ModuleNotFoundError, match="No module named")
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def test_placeholder_module_error_handling():
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placeholder = PlaceholderModule("placeholder_1234")
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with _raises_module_not_found():
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int(placeholder)
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with _raises_module_not_found():
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placeholder()
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with _raises_module_not_found():
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_ = placeholder.some_attr
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with _raises_module_not_found():
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# Test conflict with internal __name attribute
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_ = placeholder.name
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# OK to print the placeholder or use it in a f-string
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_ = repr(placeholder)
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_ = str(placeholder)
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# No error yet; only error when it is used downstream
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placeholder_attr = placeholder.placeholder_attr("attr")
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with _raises_module_not_found():
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int(placeholder_attr)
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with _raises_module_not_found():
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placeholder_attr()
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with _raises_module_not_found():
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_ = placeholder_attr.some_attr
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with _raises_module_not_found():
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# Test conflict with internal __module attribute
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_ = placeholder_attr.module
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