in robomaker-sample-app-ci/src/aws-robomaker-sample-application-ci.ts [135:139]
async function installPyparsing() {
// install pyparsing-2.0.2 since pyparsing-3.0 is no supported by python pyconfig
// https://github.com/pypa/packaging/commit/20cd09e00917adbc4afeaa753be831a6bc2740f7
await exec.exec("bash", ["-c", `pip3 install pyparsing==2.0.2`], getWorkingDirExecOptions());
}