def?str2bigint（s）:
????a?=?map（ord?s）
????v?=?0L
????for?d?in?a:
	v?=?v?<	v?=?v?|?d
????return?v

class?bigint（long）:
????def?__new__（cls?val?=?None）:
	if?isinstance（val?str）:
	????return?long.__new__（cls?str2bigint（val））
	else:
	????return?long.__new__（cls?val）

????def?__hex__（self）:
	return?long.__hex__（self）.lower（）[2:-1]
????def?__str__（self）:
	return?hex（self）

def?pack_bigint（p?v）:
????a?=?[]
????while?v?>?0:
	a.append（chr（v?&?0xFF））
	v?=?v?>>?8
????#?Ensure?that?remote?end?will?decode?as?posititive
????if?len（a）?and?ord（a[-1]）?&?0x80:
	a.append（chr（0））
????#?Pad?out?to?multiple?of?4?bytes.
????while?len（a）?%?4?!=?0:
	a.append（chr（0））
????a.reverse（）
????p.pack_opaque（‘‘.join（a））

def?unpack_bigint（u）:
????s?=?u.unpack_opaque（）
????return?bigint（s）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-09-16?09:36??chord-0.1\
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\branches\
?????文件?????????249??2013-09-16?09:32??chord-0.1\.git\config
?????文件??????????73??2013-09-16?09:32??chord-0.1\.git\description
?????文件??????????23??2013-09-16?09:32??chord-0.1\.git\HEAD
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\hooks\
?????文件?????????452??2013-09-16?09:32??chord-0.1\.git\hooks\applypatch-msg.sample
?????文件?????????896??2013-09-16?09:32??chord-0.1\.git\hooks\commit-msg.sample
?????文件?????????189??2013-09-16?09:32??chord-0.1\.git\hooks\post-update.sample
?????文件?????????398??2013-09-16?09:32??chord-0.1\.git\hooks\pre-applypatch.sample
?????文件????????1704??2013-09-16?09:32??chord-0.1\.git\hooks\pre-commit.sample
?????文件????????4898??2013-09-16?09:32??chord-0.1\.git\hooks\pre-rebase.sample
?????文件????????1239??2013-09-16?09:32??chord-0.1\.git\hooks\prepare-commit-msg.sample
?????文件????????3611??2013-09-16?09:32??chord-0.1\.git\hooks\update.sample
?????文件???????17976??2013-09-16?09:32??chord-0.1\.git\index
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\info\
?????文件?????????240??2013-09-16?09:32??chord-0.1\.git\info\exclude
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\logs\
?????文件?????????162??2013-09-16?09:32??chord-0.1\.git\logs\HEAD
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\logs\refs\
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\logs\refs\heads\
?????文件?????????162??2013-09-16?09:32??chord-0.1\.git\logs\refs\heads\master
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\objects\
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\objects\info\
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\objects\pack\
?????文件??????606880??2013-09-16?09:32??chord-0.1\.git\objects\pack\pack-8d14df6db8cc9e038100c292b0366267519e8313.idx
?????文件?????5337433??2013-09-16?09:32??chord-0.1\.git\objects\pack\pack-8d14df6db8cc9e038100c292b0366267519e8313.pack
?????文件??????????94??2013-09-16?09:32??chord-0.1\.git\packed-refs
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\refs\
?????目錄???????????0??2013-09-16?09:36??chord-0.1\.git\refs\heads\
............此處省略229個文件信息