Submit a gerrit patch using it's local SHA1

gerrit-submit.py

#!/usr/bin/python

import subprocess
import sys
import re
import json

localCommit = sys.argv[1]
gitShow = subprocess.check_output(['git', 'show', '--no-patch', localCommit])
for line in gitShow.decode().splitlines():
    m = re.search(r"Change-Id: (\w+)", line)
    if m:
        changeId = m.group(1)
        break
    
changeJson = subprocess.check_output(['ssh', 'codereview.qt-project.org', 'gerrit', 'query', '--format', 'json', '--patch-sets', changeId + ' status:open'])
change = json.loads(changeJson.decode().splitlines()[0])
gerritCommit = change['patchSets'][-1]['revision']

print('Submitting gerrit commit', gerritCommit, 'for Change-Id', changeId, 'of local commit', localCommit, '...')
subprocess.check_call(['ssh', 'codereview.qt-project.org', 'gerrit', 'review', '--submit', gerritCommit])