class_docstr: Clip and convert image to uint8. Useful to reduce communication overhead. 
class_docstr_tok: ["Clip","and","convert","image","to","uint8",".","Useful","to","reduce","communication","overhead","."]
code: def _augment(self, img, _):
      return np.clip(img, 0, 255).astype(np.uint8)
  
file_path: tensorpack/tensorpack/dataflow/imgaug/convert.py
imports: import numpy
  import cv2
  from .base import PhotometricAugmentor
label_desc: Use image node_id 1 for calling the ToUint8 obj's underlying member method code with example usage: obj._augment(img, _) and returns: np