RE: [PATCH v2] remote-bzr: support the new 'force' option

> Signed-off-by: Richard Hansen <rhansen@bbn.com>
> ---
> 
> This is a reroll of:
>   http://article.gmane.org/gmane.comp.version-control.git/237607
> based on feedback from Felipe:
>   http://article.gmane.org/gmane.comp.version-control.git/237615
> 
> This patch is an optional extension to Felipe's "transport-helper:
> updates" patch series:
>   http://thread.gmane.org/gmane.comp.version-control.git/237663
> and it requires those changes to work.
> 
>  contrib/remote-helpers/git-remote-bzr | 32 +++++++++++++++++++++++++++++++-
>  contrib/remote-helpers/test-bzr.sh    | 22 +++++++++++++++++++++-
>  2 files changed, 52 insertions(+), 2 deletions(-)
> 
> diff --git a/contrib/remote-helpers/git-remote-bzr b/contrib/remote-helpers/git-remote-bzr
> index 7e34532..2f481e9 100755
> --- a/contrib/remote-helpers/git-remote-bzr
> +++ b/contrib/remote-helpers/git-remote-bzr
> @@ -42,6 +42,7 @@ import json
>  import re
>  import StringIO
>  import atexit, shutil, hashlib, urlparse, subprocess
> +import types

>  NAME_RE = re.compile('^([^<>]+)')
>  AUTHOR_RE = re.compile('^([^<>]+?)? ?[<>]([^<>]*)(?:$|>)')
> @@ -684,7 +685,8 @@ def do_export(parser):
>                  peer = bzrlib.branch.Branch.open(peers[name],
>                                                   possible_transports=transports)
>                  try:
> -                    peer.bzrdir.push_branch(branch, revision_id=revid)
> +                    peer.bzrdir.push_branch(branch, revision_id=revid,
> +                                            overwrite=force)
>                  except bzrlib.errors.DivergedBranches:
>                      print "error %s non-fast forward" % ref
>                      continue
> @@ -718,8 +720,32 @@ def do_capabilities(parser):
>          print "*import-marks %s" % path
>      print "*export-marks %s" % path
>  
> +    print "option"
>      print
>  
> +class InvalidOptionValue(Exception):
> +    pass
> +
> +def get_bool_option(val):
> +    if val == 'true':
> +        return True
> +    elif val == 'false':
> +        return False
> +    else:
> +        raise InvalidOptionValue()
> +
> +def do_option(parser):
> +    global force
> +    (opt, val) = parser[1:3]