54 lines
2.0 KiB
Python
54 lines
2.0 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 util
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from polygraphy.logger import G_LOGGER
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def check_inputs(feed_dict, input_metadata):
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"""
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Checks the provided `feed_dict` against expected input metadata.
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Args:
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feed_dict (Dict[str, Union[DeviceView, numpy.ndarray, torch.Tensor]]):
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A mapping of input names to arrays.
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input_metadata (TensorMetadata):
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The expected input metadata.
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"""
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util.check_sequence_contains(
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feed_dict.keys(), input_metadata.keys(), name="input data", items_name="inputs"
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)
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for name, inp in feed_dict.items():
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meta = input_metadata[name]
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# The "buffer" might just be a pointer, in which case we can't do any further checks with it, so we skip it.
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if isinstance(inp, int):
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continue
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dtype = util.array.dtype(inp)
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if dtype != meta.dtype:
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G_LOGGER.critical(
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f"Input tensor: {name} | Received unexpected dtype: {dtype}.\nNote: Expected type: {meta.dtype}"
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)
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shape = util.array.shape(inp)
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if not util.is_valid_shape_override(shape, meta.shape):
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G_LOGGER.critical(
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f"Input tensor: {name} | Received incompatible shape: {shape}.\nNote: Expected a shape compatible with: {meta.shape}"
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)
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