forked from huawei/mindspore2022
75 lines
2.6 KiB
Python
75 lines
2.6 KiB
Python
# Copyright 2020-2021 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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from mindspore._extends.graph_kernel.model.model import GraphKernelUnsupportedException
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def create_expander(expand_info):
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"""Create an expander according to op name"""
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def call_func(func, arg):
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return func(arg)
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op_name = str(expand_info['name'])
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if not hasattr(expanders, op_name):
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raise GraphKernelUnsupportedException("Generator do not support op: {}".format(op_name))
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expander = getattr(expanders, op_name)
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return call_func(expander, expand_info)
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def extract_expand_info(kernel_info):
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"""Convert the json into a more friendly format"""
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input_desc = []
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if 'input_desc' in kernel_info and kernel_info['input_desc']:
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for desc in kernel_info['input_desc']:
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input_desc += desc
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attrs = {}
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if 'attr' in kernel_info and kernel_info['attr']:
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for attr in kernel_info["attr"]:
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attrs[attr["name"]] = attr["value"]
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expand_info = {
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"name": kernel_info["name"],
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"input_desc": input_desc,
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"output_desc": kernel_info["output_desc"],
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"attr": attrs,
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"process": kernel_info["process"],
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}
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return expand_info
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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 = extract_expand_info(kernel_info)
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expander = create_expander(expand_info)
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graph = expander.run()
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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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except GraphKernelUnsupportedException as e:
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logger.info(e.message)
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return ""
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