Update app.py

app.py

@@ -1,38 +1,25 @@
-from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
 import datetime
 import requests
 import pytz
 import yaml
 import pandas as pd
 import numpy as np
+from smolagents import CodeAgent, HfApiModel, load_tool, tool
 from tools.final_answer import FinalAnswerTool
 from tools.visit_webpage import VisitWebpageTool
+from web import search  # 使用 web.search() 來替代 DuckDuckGoSearchTool
 
 from Gradio_UI import GradioUI
 
 final_answer = FinalAnswerTool()
 visit_webpage = VisitWebpageTool()
-web_search = DuckDuckGoSearchTool()
-
-# 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 get_crypto_price(crypto: str, currency: str) -> str:
-    """A tool to fetch real-time cryptocurrency prices from CoinGecko API.
-    
+    """Fetch real-time cryptocurrency prices from CoinGecko API.
     Args:
         crypto: The cryptocurrency symbol (e.g., 'bitcoin', 'ethereum').
         currency: The fiat currency (e.g., 'usd', 'twd').
-    
     Returns:
         The current price of the cryptocurrency in the specified currency.
     """
@@ -48,15 +35,13 @@ def get_crypto_price(crypto: str, currency: str) -> str:
 
 @tool
 def get_crypto_history(crypto: str, currency: str, days: int) -> str:
-    """A tool to fetch historical cryptocurrency prices from CoinGecko API.
-    
+    """Fetch historical cryptocurrency prices from CoinGecko API.
     Args:
         crypto: The cryptocurrency symbol (e.g., 'bitcoin', 'ethereum').
         currency: The fiat currency (e.g., 'usd', 'twd').
-        days: The number of past days to retrieve (e.g., 30 for the past month).
-    
+        days: The number of past days to retrieve.
     Returns:
-        A list of historical prices over the specified time period.
+        A list of historical prices.
     """
     url = f"https://api.coingecko.com/api/v3/coins/{crypto}/market_chart?vs_currency={currency}&days={days}&interval=daily"
     try:
@@ -70,81 +55,40 @@ def get_crypto_history(crypto: str, currency: str, days: int) -> str:
 
         prices_str = "\n".join([f"Date: {pd.to_datetime(p[0], unit='ms').date()}, Price: {p[1]:.2f} {currency}" for p in prices])
         return f"Historical prices for {crypto} in {currency} over {days} days:\n{prices_str}"
-    
     except requests.RequestException as e:
         return f"Error fetching historical data: {e}"
 
 @tool
-def get_crypto_moving_average(crypto: str, currency: str, days: int, window: int) -> str:
-    """A tool to compute the moving average of cryptocurrency prices.
-    
+def web_search(query: str) -> str:
+    """Search the web for real-time information.
     Args:
-        crypto: The cryptocurrency symbol (e.g., 'bitcoin', 'ethereum').
-        currency: The fiat currency (e.g., 'usd', 'twd').
-        days: The number of past days to retrieve.
-        window: The moving average window size (e.g., 7 for 7-day SMA).
-    
+        query: The search query.
     Returns:
-        A list of moving average values.
-    """
-    url = f"https://api.coingecko.com/api/v3/coins/{crypto}/market_chart?vs_currency={currency}&days={days}&interval=daily"
-    try:
-        response = requests.get(url)
-        response.raise_for_status()
-        data = response.json()
-        prices = data.get("prices", [])
-
-        if not prices or len(prices) < window:
-            return "Not enough data for moving average calculation."
-
-        df = pd.DataFrame(prices, columns=["timestamp", "price"])
-        df["date"] = pd.to_datetime(df["timestamp"], unit="ms").dt.date
-        df["sma"] = df["price"].rolling(window=window).mean()
-
-        moving_avg_str = "\n".join([f"Date: {df['date'][i]}, SMA: {df['sma'][i]:.2f} {currency}" for i in range(len(df)) if not np.isnan(df['sma'][i])])
-        return f"Moving Average (window={window}) for {crypto} in {currency} over {days} days:\n{moving_avg_str}"
-    
-    except requests.RequestException as e:
-        return f"Error fetching historical data: {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').
+        The top search results.
     """
     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}"
+        results = search(query)
+        return f"Search results for '{query}':\n" + "\n".join(results)
     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' ,'Qwen/Qwen2.5-Coder-32B-Instruct'
+        return f"Error performing web search: {e}"
 
+# 設置模型
 model = HfApiModel(
-max_tokens=2096,
-temperature=0.5,
-model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud',# it is possible that this model may be overloaded
-custom_role_conversions=None,
+    max_tokens=2096,
+    temperature=0.5,
+    model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud',
+    custom_role_conversions=None,
 )
 
-
-# Import tool from Hub
+# 載入工具
 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], ## add your tools here (don't remove final answer)
+    tools=[final_answer, visit_webpage, get_crypto_price, get_crypto_history, web_search],
     max_steps=6,
     verbosity_level=1,
     grammar=None,
@@ -154,5 +98,4 @@ agent = CodeAgent(
     prompt_templates=prompt_templates
 )
 
-
-GradioUI(agent).launch()
+GradioUI(agent).launch()