Display compressed Git object contents

print-object.py

#!/usr/bin/python3

import zlib
import hashlib
import sys

if len(sys.argv) != 2:
    print("Usage:", sys.argv[0], " <path-to-git-object>")
    exit(-1)

filename = sys.argv[1]
compressed_contents = open(filename, 'rb').read()
decompressed_contents = zlib.decompress(compressed_contents)
print("Uncompressed contents:")
print(decompressed_contents)
print()
print("Total length:", len(decompressed_contents))
print()
hash_value = hashlib.sha1(decompressed_contents).hexdigest()
print("sha-1:", hash_value)

Example

print-object.py project-1/.git/objects/8c/674a054d745b23a2f199cffb3fdef5576d916e