From e51aa63752f813813e7f202896b0da2ad5286c08 Mon Sep 17 00:00:00 2001
From: Carl Mastrangelo <notcarl@google.com>
Date: Wed, 2 May 2018 17:23:03 -0700
Subject: [PATCH] Make copyright check slightly more flexible

---
 tools/distrib/check_copyright.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/distrib/check_copyright.py b/tools/distrib/check_copyright.py
index 66acc733e50..c2d6ce47562 100755
--- a/tools/distrib/check_copyright.py
+++ b/tools/distrib/check_copyright.py
@@ -98,7 +98,7 @@ _EXEMPT = frozenset((
     'src/android/test/interop/gradlew.bat',
 ))
 
-RE_YEAR = r'Copyright (?P<first_year>[0-9]+\-)?(?P<last_year>[0-9]+) gRPC authors.'
+RE_YEAR = r'Copyright (?P<first_year>[0-9]+\-)?(?P<last_year>[0-9]+) gRPC (a|A)uthors(\.|)'
 RE_LICENSE = dict(
     (k, r'\n'.join(LICENSE_PREFIX[k] +
                    (RE_YEAR if re.search(RE_YEAR, line) else re.escape(line))