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87 lines
2.9 KiB
87 lines
2.9 KiB
# Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved
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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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import collections
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from paddle.trainer_config_helpers.default_decorators import wrap_name_default
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import paddle.trainer_config_helpers as conf_helps
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class Layer(object):
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def __init__(self, name=None, parent_layers=None):
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assert isinstance(parent_layers, dict)
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self.name = name
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self.__parent_layers__ = parent_layers
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def to_proto(self, context):
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"""
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function to set proto attribute
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"""
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kwargs = dict()
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for layer_name in self.__parent_layers__:
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if not isinstance(self.__parent_layers__[layer_name],
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collections.Sequence):
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v1_layer = self.__parent_layers__[layer_name].to_proto(
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context=context)
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else:
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v1_layer = map(lambda x: x.to_proto(context=context),
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self.__parent_layers__[layer_name])
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kwargs[layer_name] = v1_layer
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if self.name is None:
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return self.to_proto_impl(**kwargs)
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elif self.name not in context:
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context[self.name] = self.to_proto_impl(**kwargs)
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return context[self.name]
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def to_proto_impl(self, **kwargs):
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raise NotImplementedError()
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def __convert_to_v2__(method_name, parent_names, is_default_name=True):
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if is_default_name:
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wrapper = wrap_name_default(name_prefix=method_name)
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else:
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wrapper = None
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class V2LayerImpl(Layer):
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def __init__(self, **kwargs):
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parent_layers = dict()
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other_kwargs = dict()
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for pname in parent_names:
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if kwargs.has_key(pname):
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parent_layers[pname] = kwargs[pname]
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for key in kwargs.keys():
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if key not in parent_names:
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other_kwargs[key] = kwargs[key]
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name = kwargs.get('name', None)
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super(V2LayerImpl, self).__init__(name, parent_layers)
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self.__other_kwargs__ = other_kwargs
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if wrapper is not None:
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__init__ = wrapper(__init__)
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def to_proto_impl(self, **kwargs):
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args = dict()
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for each in kwargs:
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args[each] = kwargs[each]
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for each in self.__other_kwargs__:
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args[each] = self.__other_kwargs__[each]
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return getattr(conf_helps, method_name)(**args)
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return V2LayerImpl
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