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50 lines
1.4 KiB
Python
50 lines
1.4 KiB
Python
# Copyright 2020 DeepMind Technologies Limited.
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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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# https://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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"""Example of loading sketchy data in tensorflow."""
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from absl import app
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from absl import flags
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import matplotlib.pyplot as plt
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import tensorflow.compat.v2 as tf
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from sketchy import sketchy
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flags.DEFINE_boolean('show_images', False, 'Enable to show example images.')
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FLAGS = flags.FLAGS
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def main(argv):
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if len(argv) > 1:
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raise app.UsageError('Too many command-line arguments.')
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tf.enable_v2_behavior()
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# The example file contains only a few timesteps from a single episode.
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dataset = sketchy.load_frames('sketchy/example_data.tfrecords')
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dataset = dataset.prefetch(5)
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for example in dataset:
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print('---')
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for name, value in sorted(example.items()):
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print(name, value.dtype, value.shape)
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if FLAGS.show_images:
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plt.imshow(example['pixels/basket_front_left'])
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plt.show()
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if __name__ == '__main__':
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app.run(main)
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