The modified files have been made more pythonic
by removing Java-like codes.

Change-Id: I46c121f3bd350b0218ca700ea949616e010f917e
Reviewed-on: https://gerrit.libreoffice.org/47863Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>