forked from huawei/mindspore2022
59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
# Copyright 2020 Huawei Technologies Co., Ltd
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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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"""generate json desc for graph kernel ops"""
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import json
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import json.decoder as jd
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import traceback
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from mindspore import log as logger
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import mindspore._extends.graph_kernel.expanders as expanders
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def get_op_expander(json_str: str):
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"""get op expander by json info"""
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try:
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kernel_info = json.loads(json_str)
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expand_info = kernel_info['expand_info']
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if 'name' not in expand_info:
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logger.error("expand info have no op name")
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return None
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if 'process' not in expand_info:
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logger.error("expand info have no processor info")
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return None
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processor = expand_info['process']
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op_name = str(expand_info['name']).lower()
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expand_op_func_name = 'expand_' + op_name
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if not hasattr(expanders, expand_op_func_name):
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logger.error("Generator do not support op: {}".format(op_name))
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return None
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expand_op_func = getattr(expanders, expand_op_func_name)
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# generate graph desc.
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graph = expand_op_func(expand_info)
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if graph is None:
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logger.error("Failed to generate graph of: {}".format(op_name))
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return None
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graph.set_processor(processor)
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# dump graph to json desc.
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desc = graph.dump()
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return json.dumps(desc)
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except jd.JSONDecodeError:
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logger.error("Failed to generate graph kernel op")
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logger.error(traceback.format_exc())
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return None
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