bzr fast-export - incremental?

[Ian Clatworthy]

David Reitter wrote:
> On Mar 23, 2009, at 9:31 AM, David Reitter wrote:
> 
>> Would it be possible to add an -r argument to "bzr fast-export" so
>> that one can use it to mirror a bzr branch?
> 
> Answering my own question:  --import-marks seems to make it work
> incrementally, which is pretty much all I need right now. 

I think a -r option on fast-export is a really good idea.
In particular, it would let one do stuff like ...

  bzr fast-export -rdate:2005-01-01.. trunk

to export just the stuff from the last few years, say.

Ian C.