public static @Nullable Sdk findPython2Sdk(@Nullable Module module) {
    final Sdk moduleSDK = PythonSdkUtil.findPythonSdk(module);
    if (moduleSDK != null && getLanguageLevelForSdk(moduleSDK).isPython2()) {
      return moduleSDK;
    }
    return findPython2Sdk(PythonSdkUtil.getAllSdks());
  }
public static @Nullable Sdk findPython2Sdk(@Nullable Module module)