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#!/usr/bin/env python
import difflib
import json
import os
import subprocess
import sys
def call(*args):
return subprocess.check_output(args)
def get_manifest(rev):
call("git", "checkout", rev)
call("./manifest", "-r")
with open("MANIFEST.json", "r") as fp:
return fp.readlines()
def main():
after = get_manifest("HEAD")
call("git", "fetch", "origin", "master:master")
merge_base = call("git", "merge-base", "master", "HEAD").strip()
before = get_manifest(merge_base)
diff = difflib.unified_diff(before, after,
fromfile='before.json', tofile='after.json')
for line in diff:
sys.stdout.write(line)
if __name__ == "__main__":
main()
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