show_git_tree.py

import re
import zlib

def show_git_tree(sha1):
    path = '.git/objects/%s/%s' % (sha1[:2], sha1[2:])
    with open(path) as fp:
        content = zlib.decompress(fp.read())
        header, body = content.split('\0', 1)
        for line in re.findall('(\d+) (.*?)\0(.{20})', body, re.MULTILINE):
            print line[0], line[1], line[2].encode('hex')