wehub-resource-sync
41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
#
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# SPDX-FileCopyrightText: Copyright (c) 1993-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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from polygraphy import func, mod
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@mod.export()
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class BaseLoader:
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"""
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Base class for Polygraphy Loaders.
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"""
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# Implementation for ``__call__``. Derived classes should implement this
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# method rather than ``__call__``.
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def call_impl(self, *args, **kwargs):
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raise NotImplementedError("BaseLoader is an abstract class")
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@func.constantmethod
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def __call__(self, *args, **kwargs):
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"""
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Invokes the loader by forwarding arguments to ``call_impl``.
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Note: ``call_impl`` should *not* be called directly - use this function instead.
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"""
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__doc__ = self.call_impl.__doc__
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return self.call_impl(*args, **kwargs)
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