def get_item_data(self, session, item, byte_range=None):
        """
        Return a file pointer to the item file. Assumes `item.file_name` points
        to the file on disk.
        """

        # Parse byte range
        if byte_range is not None:
            begin, end = parse_byte_range(byte_range, max_byte=item.file_size)
        else:
            begin, end = 0, item.file_size

        # Open the file
        fp = open(item.file_name, "rb+")

        if not begin:
            return fp, item.file_type, item.file_size
        elif begin and not end:
            fp.seek(begin)
            return fp, item.file_type, item.file_size
        elif begin and end:
            fp.seek(begin)

            data = fp.read(end - begin)
            result = cStringIO.StringIO(data)

            return result, item.file_type, item.file_size
def get_item_data ( self , session , item , byte_range = None ) : if byte_range is not None : begin , end = parse_byte_range ( byte_range , max_byte = item . file_size ) else : begin , end = 0 , item . file_size fp = open ( item . file_name , "rb+" ) if not begin : return fp , item . file_type , item . file_size elif begin and not end : fp . seek ( begin ) return fp , item . file_type , item . file_size elif begin and end : fp . seek ( begin ) data = fp . read ( end - begin ) result = cStringIO . StringIO ( data ) return result , item . file_type , item . file_size
Return a file pointer to the item file. Assumes `item.file_name` points
        to the file on disk.