Update app.py

app.py

@@ -1,4 +1,4 @@
-from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
+from smolagents import CodeAgent, DuckDuckGoSearchTool, HfApiModel, load_tool, tool
 import datetime
 import requests
 import pytz
@@ -6,84 +6,63 @@ import yaml
 from tools.final_answer import FinalAnswerTool
 from langchain.text_splitter import CharacterTextSplitter
 from typing import List
-
 from Gradio_UI import GradioUI
 
-# Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def web_search(query:str) -> str:
-    """Allows search through DuckDuckGo 
-    Args:
-        query: what you want to search
-    """
+def web_search(query: str) -> str:
+    """Searches DuckDuckGo and returns top results as a string."""
     search_tool = DuckDuckGoSearchTool()
-    results = search_tool(query)  
+    results = search_tool(query)
     return "\n".join(results)
 
-@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)}"
-
 @tool
 def visit_webpage(url: str) -> str:
-    """Fetches raw HTML content of a web page.
-    Args:
-        url: The url of the webpage"""
+    """Fetches the content of a web page."""
     try:
         response = requests.get(url, timeout=5)
-        return response.text[:5000]  # limit output length
+        return response.text[:5000]
     except Exception as e:
         return f"[ERROR fetching {url}]: {str(e)}"
 
 @tool
 def text_splitter(text: str) -> List[str]:
-    """A tool that splits text by character.
-    Args:
-        text: A string of text to be split.
-    """
-    c_splitter = CharacterTextSplitter(
-        chunk_size=450,
-        chunk_overlap=10
-    )
-    split_text = c_splitter.split_text(text)
-    return split_text
-    # 
-    
+    """Splits text into chunks using langchain's CharacterTextSplitter."""
+    splitter = CharacterTextSplitter(chunk_size=450, chunk_overlap=10)
+    return splitter.split_text(text)
 
+@tool
+def get_current_time_in_timezone(timezone: str) -> str:
+    """Gets current time in a given timezone."""
+    try:
+        tz = pytz.timezone(timezone)
+        return datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
+    except Exception as e:
+        return f"Error fetching time: {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' 
+# Load prompts.yaml
+with open("prompts.yaml", "r") as stream:
+    prompt_templates = yaml.safe_load(stream)
 
+# Define model
 model = HfApiModel(
-max_tokens=2096,
-temperature=0.5,
-model_id='meta-llama/Llama-3.2-3B-Instruct',    #'Qwen/Qwen2.5-Coder-32B-Instruct',# it is possible that this model may be overloaded
-custom_role_conversions=None,
+    max_tokens=2096,
+    temperature=0.5,
+    model_id="meta-llama/Llama-3.2-3B-Instruct",
+    last_input_token_count=0,
+    last_output_token_count=0,
+    custom_role_conversions=None,
 )
 
+# Required final answer tool
+final_answer = FinalAnswerTool()
 
-# Import tool from Hub
+# Optional additional tool
 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)
-    
+# Build agent
 agent = CodeAgent(
     model=model,
-    tools=[final_answer, web_search, text_splitter, image_generation_tool],
+    tools=[final_answer, web_search, visit_webpage, text_splitter, image_generation_tool],
     max_steps=6,
     verbosity_level=1,
     grammar=None,
@@ -93,5 +72,5 @@ agent = CodeAgent(
     prompt_templates=prompt_templates
 )
 
-
-GradioUI(agent).launch()
+# Launch UI with visible errors
+GradioUI(agent).launch(show_error=True)