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- # Copyright 2020-2021 Huawei Technologies Co., Ltd
- #
- # Licensed under the Apache License, Version 2.0 (the "License");
- # you may not use this file except in compliance with the License.
- # You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS,
- # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- # See the License for the specific language governing permissions and
- # limitations under the License.
- # ============================================================================
- """GraphKernel splitter"""
-
- import json
- import json.decoder as jd
- import traceback
- from mindspore import log as logger
- from . import model
-
-
- def reset_graphmode_for_inplaceassign(graph_list, graph_mode):
- for i, g in enumerate(graph_list):
- if any([op['name'] == 'InplaceAssign' for op in g['op_desc']]):
- graph_mode[i] = 'composite'
-
-
- def split_with_json(json_str: str):
- """Call costmodel to split GraphKernel"""
- try:
- graph_desc = json.loads(json_str)
- target = graph_desc['process']
- comp = model.load_composite(graph_desc)
- graph_split, graph_mode = model.split(comp.graph, target)
- is_multi_graph = len(graph_split) > 1
- graph_list = list(map(comp.dump, graph_split))
- reset_graphmode_for_inplaceassign(graph_list, graph_mode)
- result = {"multi_graph": is_multi_graph,
- "graph_desc": graph_list,
- "graph_mode": graph_mode}
- return json.dumps(result)
- except jd.JSONDecodeError:
- logger.error(traceback.format_exc())
- return None
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