app.py

from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool
import requests
import json
from datetime import datetime
from typing import Optional


from Gradio_UI import GradioUI
import os

HF_TOKEN = os.getenv("HF_TOKEN") 

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
    #Keep this format for the description / args / args description but feel free to modify the tool
    """A tool that does nothing yet 
    Args:
        arg1: the first argument
        arg2: the second argument
    """
    return "What magic will you build ?"




@tool
def query_weather(location: str, days: int = 1) -> str:
    """
    查询指定地点的天气预报。
    
    Args:
        location: 要查询天气的地点名称，如 "北京"、"上海"。
        days: 要查询的天数，默认为 1 天（最多 5 天）。
    
    Returns:
        包含天气预报信息的字符串。
    """
    if days < 1 or days > 5:
        return "查询天数必须在 1-5 之间。"

    base_url = "https://wttr.in/"
    params = {
        "format": "j1",  # 返回 JSON 格式
        "lang": "zh-cn"  # 使用中文
    }

    try:
        # 发送请求
        response = requests.get(f"{base_url}{location}", params=params)
        response.raise_for_status()  # 检查 HTTP 状态码

        data = response.json()

        # 处理天气数据
        result = f"{location} 天气预报:\n\n"
        for i, day in enumerate(data["weather"]):
            if i >= days:
                break

            date = day["date"]
            result += f"【{date}】\n"

            # 添加当天的天气信息
            for period in day["hourly"]:
                time_str = f"{int(period['time'])//100:02d}:00"
                temp = period["tempC"]
                weather_desc = period["weatherDesc"][0]["value"]
                humidity = period["humidity"]
                wind_speed = period["windspeedKmph"]
                wind_dir = period["winddir16Point"]

                result += (
                    f"- {time_str}: {weather_desc}, "
                    f"温度 {temp}°C, 湿度 {humidity}%, "
                    f"风速 {wind_speed}km/h, 风向 {wind_dir}\n"
                )

            result += "\n"

        return result

    except requests.exceptions.RequestException as e:
        return f"查询天气失败: {str(e)}"
        
        

@tool
def get_current_time_in_timezone(timezone: str) -> str:
    """A tool that fetches the current local time in a specified timezone.
    Args:
        timezone: A string representing a valid timezone (e.g., 'America/New_York').
    """
    try:
        # Create timezone object
        tz = pytz.timezone(timezone)
        # Get current time in that timezone
        local_time = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
        return f"The current local time in {timezone} is: {local_time}"
    except Exception as e:
        return f"Error fetching time for timezone '{timezone}': {str(e)}"


final_answer = FinalAnswerTool()

# If the agent does not answer, the model is overloaded, please use another model or the following Hugging Face Endpoint that also contains qwen2.5 coder:
# model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud' 

model = HfApiModel(
max_tokens=2096,
temperature=0.5,
model_id='Qwen/Qwen2.5-Coder-32B-Instruct',# it is possible that this model may be overloaded
custom_role_conversions=None,
)


# Import tool from Hub
image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)

with open("prompts.yaml", 'r') as stream:
    prompt_templates = yaml.safe_load(stream)
    
agent = CodeAgent(
    model=model,
    tools=[final_answer,query_weather], ## add your tools here (don't remove final answer)
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)


GradioUI(agent).launch()