def METHOD_NAME(theta, theta_offset=0., *args, **kwargs):
  """Return Archimedes spiral
  Args:
    theta: array-like, angles from polar coordinates to be converted
    theta_offset: float, angle offset in radians (2*pi = 0)
  """
  x, y = theta * np.cos(theta + theta_offset), theta * np.sin(
      theta + theta_offset)
  x_norm = np.max(np.abs(x))
  y_norm = np.max(np.abs(y))
  x, y = x / x_norm, y / y_norm
  return x, y