from smolagents import tool
import cmath

@tool
def add(a:int, b:int) -> int:
  """
  This tool returns the sum of two numbers.

  Args:
    a: first number
    b: second number
  """

  return a+b


@tool
def subtract(a:int, b:int) -> int:
  """
  This tool returns the difference between two numbers.

  Args:
    a: first number
    b: second number
  """

  return a-b


@tool
def multiply(a:int, b:int) -> int:
  """
  This tool multiplies two numbers.

  Args:
    a: first number
    b: second number
  """

  return a*b


@tool
def divide(a:int, b:int) -> float:
  """
  This tool divides two numbers.

  Args:
    a: first number
    b: second number
  """

  if b==0: raise ValueError('Cannot divide by zero')
  return a/b


@tool
def modulus(a:int, b:int) -> int:
  """
  This tool returns the modulus of two numbers.

  Args:
    a: first number
    b: second number
  """

  return a%b


@tool
def rounder(a:float, n:int) -> float:
  """
  This tool return a number rounded to a certain number of decimals.

  Args:
    a: number to be rounded
    n: number of decimals to use when rounding the number
  """

  return round(a,n)


@tool
def power(a: float, b: float) -> float:
  """
  Get the power of two numbers.
  Args:
    a: the first number
    b: the second number
  """

  return a**b


@tool
def square_root(a: float) -> float | complex:
  """
  Get the square root of a number.
  Args:
    a: the number to get the square root of
  """

  if a >= 0:
    return a**0.5
  return cmath.sqrt(a)