| code | co_argcount | number of arguments (not including * or ** args) 参数个数（不包括* 和**） | |
| co_code | string of raw compiled bytecode 二进制代码的原始字符串 | ||
| co_consts | tuple of constants used in the bytecode 常量元组 | ||
| co_filename | name of file in which this code object was created 代码所在的文件 | ||
| co_firstlineno | number of first line in Python source code python第一行源代码所在的行号 | ||
| co_flags | bitmap: 1=optimized | 2=newlocals | 4=*arg | 8=**arg | ||
| co_lnotab | encoded mapping of line numbers to bytecode indices | ||
| co_name | name with which this code object was defined 代码对象的名称 | ||
| co_names | tuple of names of local variables 局部变量的元组 | ||
| co_nlocals | number of local variables 局部变量的数量 | ||
| co_stacksize | virtual machine stack space required 所需的 virtual machine stack 空间 | ||
| co_varnames | tuple of names of arguments and local variables 参数和局部变量的名称元组 |