from smolagents import tool
import numpy as np

@tool
def fibonacci_element(element:str)->str:
  """
  Computes FibonacciSequenceElement for give sequence number
  Args:
    element: sequence number
  Returns:
    fibonacci element value
  """
  sqrt5 = np.sqrt(5)
  element = int(element)
  return str(int(np.round(1/sqrt5 * (((1+sqrt5)/2)**element-((1-sqrt5)/2)**element))))



from smolagents import Tool


class FiboTool(Tool):
    name = "FiboTool"
    description = """
    Computes Fibonacci Sequence Element for given sequence number"""
    inputs = {
        "element": {
            "type": "string",
            "description": "sequence number",
        }
    }
    output_type = "string"
    def forward(self, element: str):
        return  fibonacci_element(element)