# HG changeset patch
# User Augie Fackler <raf@durin42.com>
# Date 1486935308 18000
# Node ID cf82df69b794e98cfee3c3bf6bc1a7e35437de81
# Parent  0991df151799d0c6a4780e4e1b9a6d3e1ee6483f# Parent  e0eda6f2c2f2e5e1af993c0f36c9f7352e9d34c3
Merge default heads.

Cleaned up some comments in wrappers as a result of duplicate work. Sigh.

diff --git a/hgsubversion/wrappers.py b/hgsubversion/wrappers.py
--- a/hgsubversion/wrappers.py
+++ b/hgsubversion/wrappers.py
@@ -21,6 +21,7 @@ from mercurial import repair
 from mercurial import revset
 from mercurial import scmutil
 
+import inspect
 import layouts
 import replay
 import pushmod
@@ -135,10 +136,12 @@ def findcommonoutgoing(repo, other, only
     common, heads = util.outgoing_common_and_heads(repo, hashes, parent)
     outobj = getattr(discovery, 'outgoing', None)
     if outobj is not None:
-        if 'repo' in inspect.getargspec(outobj.__init__).args:
-            # Mercurial 4.0 and later
+        argspec = inspect.getargspec(outobj.__init__)
+        if 'repo' in argspec[0]:
+            # Starting from Mercurial 3.9.1 outgoing.__init__ accepts
+            # `repo` object instead of a `changelog`
             return outobj(repo, common, heads)
-        # Mercurial 2.1 and later
+        # Mercurial 2.1 through 3.9
         return outobj(repo.changelog, common, heads)
     # Mercurial 2.0 and earlier
     return common, heads