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#!/usr/bin/python3
# -*- coding: utf-8 -*-
import json
from typing import List
def get_current_weather(location: str, unit: str = None):
"""
如果函数的名字叫作 “get_current_weather” ,
那么就需要一个同名 python 脚本 “get_current_weather.py” ，
同时其中应包含一个名为 “get_current_weather” 的函数。
"""
unit = unit or "fahrenheit"
if "tokyo" in location.lower():
return json.dumps({"location": location, "temperature": "10", "unit": "celsius"})
elif "san francisco" in location.lower():
return json.dumps({"location": location, "temperature": "72", "unit": "fahrenheit"})
else:
return json.dumps({"location": location, "temperature": "22", "unit": "celsius"})
def kwargs() -> List[str]:
"""
函数调用时会根据此处返回的 key 来创建 kwargs 关键字参数，如果存在 key 的值没有提供，则会将其赋值为 None。
因此在定义函数时有默认值的参数的值应该为 None，而其真正的默认值可在函数内部赋值，以免被 kwargs 中的 None 覆盖。
"""
return ["location", "unit"]
def main():
tools = [
{
"type": "function",
"function": {
"name": "get_current_weather",
"description": "Get the current weather in a given location",
"parameters": {
"type": "object",
"properties": {
"location": {
"type": "string",
"description": "The city and state, e.g. San Francisco, CA",
},
"unit": {"type": "string", "enum": ["celsius", "fahrenheit"]},
},
"required": ["location"],
},
},
}
]
tools_ = json.dumps(tools, ensure_ascii=False)
print(tools_.replace("\"", "\\\""))
result = get_current_weather("beijing")
print(result)
return
if __name__ == '__main__':
main()
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