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https://github.com/open-mmlab/mmrazor.git
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f886821ba1
* update tools and test * add demo * disable test doc * add switch for test tools and test_doc * fix bug * update doc * update tools name * mv get_channel_units Co-authored-by: liukai <your_email@abc.example>
85 lines
2.4 KiB
Python
85 lines
2.4 KiB
Python
# Copyright (c) OpenMMLab. All rights reserved.
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import argparse
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import json
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import sys
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import torch.nn as nn
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from mmengine import MODELS
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from mmengine.config import Config
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from mmrazor.models import BaseAlgorithm
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from mmrazor.models.mutators import ChannelMutator
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sys.setrecursionlimit(int(pow(2, 20)))
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def parse_args():
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parser = argparse.ArgumentParser(
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description='Get channel unit of a model.')
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parser.add_argument('config', help='config of the model')
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parser.add_argument(
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'-c',
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'--with-channel',
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action='store_true',
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help='output with channel config')
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parser.add_argument(
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'-i',
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'--with-init-args',
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action='store_true',
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help='output with init args')
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parser.add_argument(
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'--choice',
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action='store_true',
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help=('output choices template. When this flag is activated, '
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'-c and -i will be ignored'))
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parser.add_argument(
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'-o',
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'--output-path',
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default='',
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help='the file path to store channel unit info')
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return parser.parse_args()
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def main():
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args = parse_args()
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config = Config.fromfile(args.config)
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default_scope = config['default_scope']
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model = MODELS.build(config['model'])
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if isinstance(model, BaseAlgorithm):
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mutator = model.mutator
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elif isinstance(model, nn.Module):
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mutator: ChannelMutator = ChannelMutator(
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channel_unit_cfg=dict(
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type='L1MutableChannelUnit',
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default_args=dict(choice_mode='ratio'),
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),
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parse_cfg={
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'type': 'ChannelAnalyzer',
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'demo_input': {
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'type': 'DefaultDemoInput',
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'scope': default_scope
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},
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'tracer_type': 'FxTracer'
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})
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mutator.prepare_from_supernet(model)
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if args.choice:
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config = mutator.choice_template
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else:
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config = mutator.config_template(
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with_channels=args.with_channel,
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with_unit_init_args=args.with_init_args)
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json_config = json.dumps(config, indent=4, separators=(',', ':'))
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if args.output_path == '':
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print('=' * 100)
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print('config template')
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print('=' * 100)
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print(json_config)
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else:
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with open(args.output_path, 'w') as file:
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file.write(json_config)
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if __name__ == '__main__':
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main()
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