The use of subprocess.call(["tar", "--numeric-owner"...]) might be impractical due to the need for the tar_generator() - therefor I attached a patch that simply patches gtp.getgrpnam to force the gid usage.
The use of subprocess. call([" tar", "--numeric- owner". ..]) might be impractical due to the need for the tar_generator() - therefor I attached a patch that simply patches gtp.getgrpnam to force the gid usage.