[Python-ideas] Add a "archive_tree" in the tarfile module

[Stephen J. Turnbull]

Tarek Ziadé writes:

 >                   if  add_empty_dir is set to False (default: True),
 > empty directory founded will not be added

I strongly prefer Booleans to default to "False".  How about naming
the formal argument "omit_empty_dir" or "ignore_empty_dir", and
defaulting to false?