class_docstr: Representation of the attacking object used in the paper.
class_docstr_tok: ["Representation","of","the","attacking","object","used","in","the","paper","."]
code: def to_numpy(self) -> np.ndarray:
      line = self.line
      return np.array(
          [self.wavelength, line.angle, line.bias, self.width]
      )
  
imports: import logging
  from typing import Callable, List, Optional, Tuple, Union, Any
  import numpy
  from art.attacks.attack import EvasionAttack
  from art.attacks.evasion.laser_attack.algorithms import greedy_search
  from art.attacks.evasion.laser_attack.utils import AdversarialObject, AdvObjectGenerator, DebugInfo, ImageGenerator, Line, wavelength_to_rgb
label_desc: Use image node_id 6 for calling the LaserBeam obj's underlying member method code with example usage: obj.to_numpy() and returns: np