参考pycdc的项目源码https://github.com/zrax/pycdc

enum PycMagic {MAGIC_1_0 = 0x00999902,MAGIC_1_1 = 0x00999903, /* Also covers 1.2 */MAGIC_1_3 = 0x0A0D2E89,MAGIC_1_4 = 0x0A0D1704,MAGIC_1_5 = 0x0A0D4E99,MAGIC_1_6 = 0x0A0DC4FC,MAGIC_2_0 = 0x0A0DC687,MAGIC_2_1 = 0x0A0DEB2A,MAGIC_2_2 = 0x0A0DED2D,MAGIC_2_3 = 0x0A0DF23B,MAGIC_2_4 = 0x0A0DF26D,MAGIC_2_5 = 0x0A0DF2B3,MAGIC_2_6 = 0x0A0DF2D1,MAGIC_2_7 = 0x0A0DF303,MAGIC_3_0 = 0x0A0D0C3A,MAGIC_3_1 = 0x0A0D0C4E,MAGIC_3_2 = 0x0A0D0C6C,MAGIC_3_3 = 0x0A0D0C9E,MAGIC_3_4 = 0x0A0D0CEE,MAGIC_3_5 = 0x0A0D0D16,MAGIC_3_5_3 = 0x0A0D0D17,MAGIC_3_6 = 0x0A0D0D33,MAGIC_3_7 = 0x0A0D0D42,MAGIC_3_8 = 0x0A0D0D55,MAGIC_3_9 = 0x0A0D0D61,MAGIC_3_10 = 0x0A0D0D6F,MAGIC_3_11 = 0x0A0D0DA7,MAGIC_3_12 = 0x0A0D0DCB,INVALID = 0,
};