36 lines
1.5 KiB
Python
36 lines
1.5 KiB
Python
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# Copyright 2018 The TensorFlow Authors. All Rights Reserved.
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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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"""Experimental API for matching input filenames."""
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from tensorflow.python.data.ops import dataset_ops
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from tensorflow.python.framework import dtypes
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from tensorflow.python.framework import ops
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from tensorflow.python.framework import tensor_spec
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from tensorflow.python.ops import gen_experimental_dataset_ops as ged_ops
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class MatchingFilesDataset(dataset_ops.DatasetSource):
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"""A `Dataset` that list the files according to the input patterns."""
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def __init__(self, patterns):
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self._patterns = ops.convert_to_tensor(
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patterns, dtype=dtypes.string, name="patterns")
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variant_tensor = ged_ops.matching_files_dataset(self._patterns)
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super(MatchingFilesDataset, self).__init__(variant_tensor)
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@property
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def element_spec(self):
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return tensor_spec.TensorSpec([], dtypes.string)
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