utils.py 文件源码

def _git_update_requirements(venv, package_dir, reqs_dir):
    """
    Update from global requirements.

    Update an OpenStack git directory's requirements.txt and
    test-requirements.txt from global-requirements.txt.
    """
    orig_dir = os.getcwd()
    os.chdir(reqs_dir)
    python = os.path.join(venv, 'bin/python')
    cmd = [python, 'update.py', package_dir]
    try:
        subprocess.check_call(cmd)
    except subprocess.CalledProcessError:
        package = os.path.basename(package_dir)
        error_out("Error updating {} from "
                  "global-requirements.txt".format(package))
    os.chdir(orig_dir)