docstr: Get current file pointer.
  
  :returns: Offset from start of region, in bytes.
code: def tell(self):
      """
      Get current file pointer.
  
      :returns: Offset from start of region, in bytes.
      """
      return self.pos
  
file_path: catboost/contrib/python/Pillow/py2/PIL/ContainerIO.py
imports: import io
label_desc: Use image node_id 4 for calling the ContainerIO obj's underlying member method code with example usage: obj.tell() and returns: self