35 def CreateBranch(repo, branch):  argument
46   if not os.path.isdir(repo):
47     raise ValueError('Invalid directory path provided: %s' % repo)
49   subprocess.check_output(['git', '-C', repo, 'reset', 'HEAD', '--hard'])
51   subprocess.check_output(['repo', 'start', branch], cwd=repo)
54 def DeleteBranch(repo, branch):  argument
65   if not os.path.isdir(repo):
66     raise ValueError('Invalid directory path provided: %s' % repo)
68   subprocess.check_output(['git', '-C', repo, 'checkout', 'cros/master'])
70   subprocess.check_output(['git', '-C', repo, 'reset', 'HEAD', '--hard'])
72   subprocess.check_output(['git', '-C', repo, 'branch', '-D', branch])
75 def UploadChanges(repo, branch, commit_messages):  argument
93   if not os.path.isdir(repo):
94     raise ValueError('Invalid path provided: %s' % repo)
101     subprocess.check_output(['git', 'commit', '-F', f.name], cwd=repo)
108       cwd=repo,