# HG changeset patch
# User Augie Fackler <augie@google.com>
# Date 2019-11-14 18:14:02
# Node ID 43f57b9620d21257bb492c42dedb8c1c1348a7e7
# Parent  0b7733719d21b73822e39c408baa72870a46537e

branchmap: correctly set()-ify list argument

Caught with pytype. I'm more than a little curious how this never
caused problems.

Differential Revision: https://phab.mercurial-scm.org/D7289

diff --git a/mercurial/branchmap.py b/mercurial/branchmap.py
--- a/mercurial/branchmap.py
+++ b/mercurial/branchmap.py
@@ -105,7 +105,7 @@ class BranchMapCache(object):
                 remotebranchmap,
                 repo[rtiprev].node(),
                 rtiprev,
-                closednodes=closed,
+                closednodes=set(closed),
             )
 
             # Try to stick it as low as possible
@@ -177,7 +177,7 @@ class branchcache(object):
         if closednodes is None:
             self._closednodes = set()
         else:
-            self._closednodes = closednodes
+            self._closednodes = set(closednodes)
         self._entries = dict(entries)
         # whether closed nodes are verified or not
         self._closedverified = False