hglib patch: fetch parents when doing hg log, et al.

Alastair Houghton alastair at alastairs-place.net
Mon Oct 29 12:09:11 CDT 2012

On 29 Oct 2012, at 15:52, Alastair Houghton <alastair at alastairs-place.net> wrote:

> Hi all,
> Please find attached a patch to python-hglib that makes the library fetch parent information automatically.  This makes any iteration through the repository from the hglib client a *lot* quicker because it doesn't have to keep asking for the parent information separately.
> You can get the new information from the revision tuples by asking for the "parents" property; it's encoded as a list of tuples of type parentinfo, each of which has a rev and node property.
> I've also updated changectx to use this source for parent information, with the result that the parents property of a changectx will also be faster.
> I was careful to add the new property at the end of the revision tuple, so that existing code that accesses it by index shouldn't be affected.
> Kind regards,
> Alastair.
> p.s. I'm not a member of the mercurial-devel mailing list, so any replies will need to be copied to me.

Oops... how embarrassing; I left a debug "print" statement in there.  You'll want to do this:

---- cut here ----
# HG changeset patch
# User Alastair Houghton <alastair at coriolis-systems.com>
# Date 1351530394 0
# Node ID 61d19972cfc869d69ffb68789fa0767245854dc4
# Parent  82004922e30666bee6e437ad3ad5f73b750072bc
Removed extraneous print.

diff -r 82004922e306 -r 61d19972cfc8 hglib/client.py
--- a/hglib/client.py	Mon Oct 29 15:44:49 2012 +0000
+++ b/hglib/client.py	Mon Oct 29 17:06:34 2012 +0000
@@ -125,7 +125,6 @@
             dt = datetime.datetime.fromtimestamp(posixtime)
             # split the parents argument and make it into a list
             parents = rev[7].strip()
-            print parents
             if parents:
                 parents = [parentinfo(p.split(':')) for p in parents.split(' ')]
---- cut here ----

:-)  Sorry about that.

Kind regards,



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