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Paddle/python/paddle/utils/op_version.py

71 lines
2.3 KiB

# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# 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.
from ..fluid import core
__all__ = ['OpLastCheckpointChecker']
def Singleton(cls):
_instance = {}
def _singleton(*args, **kargs):
if cls not in _instance:
_instance[cls] = cls(*args, **kargs)
return _instance[cls]
return _singleton
class OpUpdateInfoHelper(object):
def __init__(self, info):
self._info = info
def verify_key_value(self, name=''):
result = False
key_funcs = {
core.OpAttrInfo: 'name',
core.OpInputOutputInfo: 'name',
}
if name == '':
result = True
elif type(self._info) in key_funcs:
if getattr(self._info, key_funcs[type(self._info)])() == name:
result = True
return result
@Singleton
class OpLastCheckpointChecker(object):
def __init__(self):
self.raw_version_map = core.get_op_version_map()
self.checkpoints_map = {}
self._construct_map()
def _construct_map(self):
for op_name in self.raw_version_map:
last_checkpoint = self.raw_version_map[op_name].checkpoints()[-1]
infos = last_checkpoint.version_desc().infos()
self.checkpoints_map[op_name] = infos
def filter_updates(self, op_name, type=core.OpUpdateType.kInvalid, key=''):
updates = []
if op_name in self.checkpoints_map:
for update in self.checkpoints_map[op_name]:
if (update.type() == type) or (
type == core.OpUpdateType.kInvalid):
if OpUpdateInfoHelper(update.info()).verify_key_value(key):
updates.append(update.info())
return updates