parameters: (self, img)
return_statement: return F.to_grayscale(img, self.num_output_channels)
docstring: Args:
              img (PIL Image): Image to be converted to grayscale.
  
          Returns:
              PIL Image: Randomly grayscaled image.
docstring_summary: Args:
              img (PIL Image): Image to be converted to grayscale.
docstring_tokens: Args : img ( PIL Image ) : Image to be converted to grayscale .
function: def _apply_image(self, img):
          """
          Args:
              img (PIL Image): Image to be converted to grayscale.
  
          Returns:
              PIL Image: Randomly grayscaled image.
          """
          return F.to_grayscale(img, self.num_output_channels)
function_tokens: def _apply_image ( self , img ) : return F . to_grayscale ( img , self . num_output_channels )