limit lines to 79 characters

Author: pxinwr

Lib/test/test_posix.py

@@ -1030,7 +1030,8 @@ def test_getgrouplist(self):
 
 
     @unittest.skipUnless(hasattr(os, 'getegid'), "test needs os.getegid()")
-    @unittest.skipUnless(unix_shell and os.path.exists(unix_shell), 'requires a shell')
+    @unittest.skipUnless(unix_shell and os.path.exists(unix_shell),
+                         'requires a shell')
     def test_getgroups(self):
         with os.popen('id -G 2>/dev/null') as idg:
             groups = idg.read().strip()