code: def disco(bytecode_version, co, timestamp, out=sys.stdout,
            is_pypy=False, magic_int=None, source_size=None,
            header=True, asm_format=False, show_bytes=False,
            dup_lines=False):
      
  
      assert iscode(co)
  
      show_module_header(bytecode_version, co, timestamp, out,
                         is_pypy, magic_int, source_size, header,
                          show_filename=False)
  
      # store final output stream for case of error
      real_out = out or sys.stdout
  
      if co.co_filename and not asm_format:
          real_out.write(format_code_info(co, bytecode_version) + "\n")
          pass
  
      opc = get_opcode(bytecode_version, is_pypy)
  
      if asm_format:
          disco_loop_asm_format(opc, bytecode_version, co, real_out,
                                {}, set([]))
      else:
          queue = deque([co])
          disco_loop(opc, bytecode_version, queue, real_out,
                     show_bytes=show_bytes)
docs: diassembles and deparses a given code block 'co'