utils.py 文件源码

def build_venv(name):
    old_build_name = env.get('build_name')
    env['build_name'] = name
    build_dir = "/code/deploy/builds/%s" % name
    with cd("%s" % build_dir):
        docker_exec("[ -f bin/pip ] || virtualenv . --never-download")
        with path(os.path.join(build_dir, 'bin'), behavior='prepend'):
            yield
    env['build_name'] = old_build_name