code: def seek(self, layer):
      if not self._seek_check(layer):
          return
  
      # seek to given layer (1..max)
      try:
          name, mode, bbox, tile = self.layers[layer - 1]
          self.mode = mode
          self.tile = tile
          self.frame = layer
          self.fp = self.__fp
          return name, bbox
      except IndexError:
          raise EOFError("no such layer")
  
file_path: catboost/contrib/python/Pillow/py2/PIL/PsdImagePlugin.py
imports: import io
  from .None import Image, ImageFile, ImagePalette
  from ._binary import i8, i16be, i32be
label_desc: Use image node_id 4 for calling the PsdImageFile obj's underlying member method code with example usage: obj.seek(layer) and returns: name,  bbox