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Merge pull request baidubce#613 from userpj/master
Python ToolCall新增函数、注解解析
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docs/BasisModule/Platform/Application/appbuilder_client.md
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# Copyright (c) 2024 Baidu, Inc. 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. |
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# Copyright (c) 2024 Baidu, Inc. 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. | ||
import inspect | ||
from typing import Any, Dict, Optional | ||
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from pydantic.v1 import BaseModel as PydanticBaseModel # noqa: F403 # type: ignore | ||
from pydantic.v1 import create_model | ||
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from appbuilder.core.manifest.manifest_signature import get_signature | ||
from appbuilder.core.manifest.models import Manifest, PropertyModel, ParametersModel | ||
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def manifest( | ||
*, | ||
description: Optional[str] = None, | ||
name: Optional[str] = None, | ||
): | ||
""" | ||
Decorator for functions. Use some information to extract meta about function. | ||
Priority as follows: | ||
1. User provided value via arguments | ||
2. Function signature + annotations | ||
Args: | ||
description (str, optional): The functionality of the function, general user guideline. | ||
name (str, optional): The name of the function. | ||
""" | ||
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def decorator(func): | ||
"""Decorator for function.""" | ||
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# Get meta from signature | ||
sig_params, sig_returns = get_signature(func=func) | ||
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# Get meta from decorator | ||
dec_params_list = ( | ||
func.__ab_manifest_parameters__ | ||
if hasattr(func, "__ab_manifest_parameters__") | ||
else [] | ||
) | ||
dec_params = {item.name: item for item in dec_params_list} | ||
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properties = {} | ||
required_fields = [] | ||
for param in sig_params: | ||
dec_param = dec_params.get(param["name"]) | ||
param_type = param.get("type_") or getattr(dec_param, "type", None) | ||
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param_info = { | ||
"name": param["name"], # 参数名称 | ||
"type": param_type, | ||
"description": getattr( | ||
dec_params.get(param["name"]), "description", None | ||
), # 描述 | ||
"required": param.get( | ||
"required", getattr(dec_params.get(param["name"]), "required", True) | ||
), # 是否必需 | ||
} | ||
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# 构造 PropertyModel | ||
properties[param["name"]] = PropertyModel( | ||
name=param_info["name"], | ||
type=param_info["type"], | ||
description=param_info["description"], | ||
required=param_info["required"], | ||
) | ||
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# 记录必需参数 | ||
if param_info["required"]: | ||
required_fields.append(param["name"]) | ||
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# 确定函数的最终名称和描述 | ||
final_name = name or func.__name__ | ||
final_desc = description or func.__doc__ | ||
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parameters_model = ParametersModel( | ||
type="object", | ||
properties={ | ||
k: v.model_dump(exclude_none=False) for k, v in properties.items() | ||
}, | ||
required=required_fields, | ||
) | ||
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view = Manifest( | ||
type="function", | ||
function={ | ||
"name": final_name, | ||
"description": final_desc, | ||
"parameters": parameters_model.model_dump(), | ||
}, | ||
) | ||
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# Attach view to function. | ||
func.__ab_manifest__ = view | ||
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# Compatible to semantic kernel 0.9 ~ 1.6 according to this url: https://github.com/microsoft/semantic-kernel/blob/main/python/semantic_kernel/functions/kernel_function_decorator.py | ||
func.__kernel_function__ = True | ||
func.__kernel_function_description__ = final_desc | ||
func.__kernel_function_name__ = final_name | ||
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return func | ||
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return decorator | ||
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def manifest_parameter( | ||
*, | ||
name: str, | ||
description: str = None, | ||
type: str = None, | ||
required: bool = True, | ||
): | ||
""" | ||
Decorator for function parameters. | ||
Args: | ||
name -- The name of the parameter | ||
description -- The description of the parameter | ||
default_value -- The default value of the parameter | ||
type -- The type of the parameter, used for function calling | ||
required -- Whether the parameter is required | ||
example -- The example of the parameter | ||
""" | ||
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def decorator(func): | ||
"""Decorator for function parameter.""" | ||
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new_view = PropertyModel( | ||
name=name, | ||
type=type, | ||
description=description, | ||
required=required, | ||
) | ||
# Update parameter view lists for function_parameter decorator. | ||
# This will be merged into ManifestView if function decorator runs last like: | ||
# @manifest | ||
# @manifest_parameter | ||
# @manifest_parameter | ||
if hasattr(func, "__ab_manifest_parameters__"): | ||
current_views = func.__ab_manifest_parameters__ | ||
else: | ||
current_views = [] | ||
current_views.append(new_view) | ||
func.__ab_manifest_parameters__ = current_views | ||
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if hasattr(func, "__ab_manifest__"): | ||
# 获取现有的 parameters | ||
parameters_dict = func.__ab_manifest__.function.get("parameters", {}) | ||
parameters_model = ParametersModel(**parameters_dict) | ||
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# 更新 properties | ||
existing_property = parameters_model.properties.get(new_view.name) | ||
if existing_property: | ||
merged_property = PropertyModel.merge(existing_property, new_view) | ||
parameters_model.properties[new_view.name] = merged_property | ||
else: | ||
parameters_model.properties[new_view.name] = new_view | ||
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# 更新 required 字段 | ||
if new_view.required: | ||
if new_view.name not in parameters_model.required: | ||
parameters_model.required.append(new_view.name) | ||
else: | ||
if new_view.name in parameters_model.required: | ||
parameters_model.required.remove(new_view.name) | ||
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# 更新 func.__ab_manifest__.function["parameters"] | ||
func.__ab_manifest__.function["parameters"] = parameters_model.model_dump() | ||
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# Compatible to semantic kernel 0.9 ~ 1.6 according to this url: https://github.com/microsoft/semantic-kernel/blob/main/python/semantic_kernel/functions/kernel_function_decorator.py | ||
if hasattr(func, "__kernel_function_parameters__"): | ||
item = { | ||
"name": name, | ||
"description": description, | ||
"type": type, | ||
"required": required, | ||
} | ||
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new_list = _update_list( | ||
item, | ||
func.__kernel_function_parameters__, | ||
lambda item, new_item: item["name"] == new_item["name"], | ||
lambda item, new_item: _merge_dict(item, new_item), | ||
) | ||
func.__kernel_function_parameters__ = new_list | ||
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return func | ||
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return decorator | ||
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def _merge_dict(current_dict, new_dict): | ||
result = current_dict.copy() | ||
for k, v in new_dict.items(): | ||
if v: | ||
result[k] = v | ||
return result | ||
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# Replace the parameter with the same name and keep order. | ||
# Since there are few parameters for each function, keep use list for simplicity | ||
def _update_list(new_item, list, condition, replacer): | ||
new_list = [] | ||
replaced = False | ||
for item in list: | ||
if condition(item, new_item): | ||
replaced = True | ||
merged_item = replacer(item, new_item) | ||
new_list.append(merged_item) | ||
# Missing parameter append to the end. | ||
if not replaced: | ||
new_list.append(new_item) | ||
return new_list |
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