# HG changeset patch
# User Matt DeVore <matvore@google.com>
# Date 1507054469 25200
# Node ID 60896df503ba8d81b032b163a83dee5fbb8f16ae
# Parent  a3a154e49bba8e24d6824a8eda727289d10add95
obscache: do not check of argument count of wrapped function

After talking with the original author of this check, it appears that it never
worked properly, since _readmarkers was always wrapped with @util.nogc.

diff -r a3a154e49bba -r 60896df503ba hgext3rd/evolve/obscache.py
--- a/hgext3rd/evolve/obscache.py	Tue Oct 03 22:51:00 2017 +0800
+++ b/hgext3rd/evolve/obscache.py	Tue Oct 03 11:14:29 2017 -0700
@@ -111,9 +111,12 @@
 
     return obsstore
 
-if obsolete._readmarkers.__code__.co_argcount > 1:
+if obsolete._fm0readmarkers.__code__.co_argcount > 1:
     # hg-4.3+ has the "offset" parameter, and _fm?readmarkers also have an
     # extra "stop" parameter
+    # Note that _readmarkers is wrapped by @util.nogc, so its co_argcount is
+    # misleadingly 0. So we check _fm0readmarkers instead, which increased its
+    # argument count in the same changeset (5d3ba439).
     _readmarkers = obsolete._readmarkers
 else:
     # XXX copied as is from Mercurial 4.2 and added the "offset" parameters