code: def data(self):
      s = self.fp.read(1)
      if s and s[0]:
          return self.fp.read(s[0])
      return None
  
imports: import itertools
  import math
  import os
  import subprocess
  from .None import Image, ImageChops, ImageFile, ImagePalette, ImageSequence
  from ._binary import i16le
  from ._binary import o8
  from ._binary import o16le
label_desc: Use image node_id 1 for calling the GifImageFile obj's underlying member method code with example usage: obj.data() and returns: None, self