From 28e44f9d6ea846dc6ae4fe8f1bb6cdcbe6e997e2 Mon Sep 17 00:00:00 2001
From: "W. Trevor King" <wking@tremily.us>
Date: Fri, 19 Oct 2012 21:10:23 -0400
Subject: [PATCH] vcs:utils: some VCSs (e.g. Git) return sets of authors.

---
 update_copyright/vcs/utils.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/update_copyright/vcs/utils.py b/update_copyright/vcs/utils.py
index b497928..40406d6 100644
--- a/update_copyright/vcs/utils.py
+++ b/update_copyright/vcs/utils.py
@@ -162,6 +162,7 @@ def replace_aliases(authors, with_email=True, aliases=None):
     if aliases == None:
         aliases = ALIASES
     rev_aliases = reverse_aliases(aliases)
+    authors = list(authors)
     for i,author in enumerate(authors):
         if author in rev_aliases:
             authors[i] = rev_aliases[author]
-- 
2.26.2