extdiff: pass contexts instead of nodeids into diffrevs()
This just avoids some unnecessary lookups.
Differential Revision: https://phab.mercurial-scm.org/D9622
from __future__ import absolute_import, print_functionimport sysfor line in sys.stdin: if line.lower() in ("message-id: \n", "in-reply-to: \n"): line = line[:-2] print(line, end="")