code: def data(self):
      s = self.fp.read(1)
      if s and i8(s):
          return self.fp.read(i8(s))
      return None
  
imports: import itertools
  from .None import Image, ImageChops, ImageFile, ImagePalette, ImageSequence
  from ._binary import i8, i16le, o8, 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