Update app.py

app.py

@@ -1,31 +1,44 @@
+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:
-    """Fetch real-time cryptocurrency prices from CoinGecko API.
+    """A tool to 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.
     """
     url = f"https://api.coingecko.com/api/v3/simple/price?ids={crypto}&vs_currencies={currency}"
     try:
-        response = requests.get(url)
+        response = web_search(url)
         response.raise_for_status()
         data = response.json()
         price = data.get(crypto, {}).get(currency, "N/A")
@@ -35,13 +48,15 @@ def get_crypto_price(crypto: str, currency: str) -> str:
 
 @tool
 def get_crypto_history(crypto: str, currency: str, days: int) -> str:
-    """Fetch historical cryptocurrency prices from CoinGecko API.
+    """A tool to 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.
+        days: The number of past days to retrieve (e.g., 30 for the past month).
+    
     Returns:
-        A list of historical prices.
+        A list of historical prices over the specified time period.
     """
     url = f"https://api.coingecko.com/api/v3/coins/{crypto}/market_chart?vs_currency={currency}&days={days}&interval=daily"
     try:
@@ -55,40 +70,81 @@ 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 web_search(query: str) -> str:
-    """Search the web for real-time information.
+def get_crypto_moving_average(crypto: str, currency: str, days: int, window: int) -> str:
+    """A tool to compute the moving average of cryptocurrency prices.
+    
     Args:
-        query: The search query.
+        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).
+    
     Returns:
-        The top search results.
+        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:
-        results = search(query)
-        return f"Search results for '{query}':\n" + "\n".join(results)
+        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').
+    """
+    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 performing web search: {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'
 
-# 設置模型
 model = HfApiModel(
-    max_tokens=2096,
-    temperature=0.5,
-    model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud',
-    custom_role_conversions=None,
+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,
 )
 
-# 載入工具
+
+# 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, visit_webpage, get_crypto_price, get_crypto_history, web_search],
+    tools=[final_answer], ## add your tools here (don't remove final answer)
     max_steps=6,
     verbosity_level=1,
     grammar=None,
@@ -98,4 +154,5 @@ agent = CodeAgent(
     prompt_templates=prompt_templates
 )
 
-GradioUI(agent).launch()
+
+GradioUI(agent).launch()