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paddlepaddle--paddle/paddle/ap/include/axpr/attr_map_method_class.h
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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2024 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.
#pragma once
#include "paddle/ap/include/axpr/attr_map.h"
#include "paddle/ap/include/axpr/constants.h"
#include "paddle/ap/include/axpr/method_class.h"
#include "paddle/ap/include/axpr/to_string.h"
namespace ap::axpr {
template <typename ValueT>
struct AttrMapMethodClass {
using This = AttrMapMethodClass;
using Self = AttrMap<ValueT>;
adt::Result<ValueT> ToString(axpr::InterpreterBase<ValueT>* interpreter,
const Self& self) {
std::ostringstream ss;
ss << "AttrMap(";
int i = 0;
for (const auto& [k, v] : self->storage) {
if (i++ > 0) {
ss << ", ";
}
ADT_LET_CONST_REF(value_str, axpr::ToString(interpreter, v));
ss << k << "=" << value_str;
}
ss << ")";
return ss.str();
}
adt::Result<ValueT> GetAttr(const Self& self, const ValueT& attr_name_val) {
ADT_LET_CONST_REF(attr_name, attr_name_val.template TryGet<std::string>());
ADT_LET_CONST_REF(val, self->Get(attr_name)) << adt::errors::AttributeError{
std::string() + "'object' has no attribute '" + attr_name + "'."};
return val;
}
};
template <typename ValueT>
struct TypeImplBuiltinAttrMapMethodClass {
using This = TypeImplBuiltinAttrMapMethodClass;
using Self = TypeImpl<AttrMap<ValueT>>;
adt::Result<ValueT> Call(const Self&) { return &This::StaticConstruct; }
static adt::Result<ValueT> StaticConstruct(const ValueT&,
const std::vector<ValueT>& args) {
return This{}.Construct(args);
}
adt::Result<ValueT> Construct(const std::vector<ValueT>& args) {
const auto& packed_args = CastToPackedArgs(args);
const auto& [pos_args, kwargs] = *packed_args;
ADT_CHECK(pos_args->empty())
<< adt::errors::TypeError{std::string() +
"the construct of AttrMap "
"takes no positional arguments."};
return kwargs;
}
};
template <typename ValueT>
struct MethodClassImpl<ValueT, AttrMap<ValueT>>
: public AttrMapMethodClass<ValueT> {};
template <typename ValueT>
struct MethodClassImpl<ValueT, TypeImpl<AttrMap<ValueT>>>
: public TypeImplBuiltinAttrMapMethodClass<ValueT> {};
} // namespace ap::axpr