remove an unnecessary Pylint 'global' statement

Newer versions of Pylint identify this.

diff --git a/rtest/rtest.py b/rtest/rtest.py
index 33608baf06c91ebc9657f7497fd0062b51fcd084..be1c96075ea344b30bd586e0615f40758faf92b6 100755 (executable)
--- a/rtest/rtest.py
+++ b/rtest/rtest.py
@@ -189,7 +189,6 @@ def genOutname(name, alg, fmt):
   and append to basename
   If the last two parameters have been used before, add numeric suffix.
   """
-  global TESTTYPES
   fmt_split = fmt.split(":")
   if len(fmt_split) >= 2:
     F = fmt_split[0]