[llvm] r313428 - [lit] Fix another Python 3 error.

[Zachary Turner via llvm-commits]

Author: zturner
Date: Fri Sep 15 17:43:16 2017
New Revision: 313428

URL: http://llvm.org/viewvc/llvm-project?rev=313428&view=rev
Log:
[lit] Fix another Python 3 error.

Apparently we have a buildbot running Python 3.  This is going
to be fun :-/

Modified:
    llvm/trunk/utils/lit/lit/util.py

Modified: llvm/trunk/utils/lit/lit/util.py
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/lit/lit/util.py?rev=313428&r1=313427&r2=313428&view=diff
==============================================================================
--- llvm/trunk/utils/lit/lit/util.py (original)
+++ llvm/trunk/utils/lit/lit/util.py Fri Sep 15 17:43:16 2017
@@ -11,13 +11,20 @@ import threading
 
 
 def pythonize_bool(value):
+    def is_string(value):
+        try:
+            # Python 2 and Python 3 are different here.
+            return isinstance(value, basestring)
+        except NameError:
+            return isinstance(value, str)
+
     if value is None:
         return False
     if type(value) is bool:
         return value
     if isinstance(value, numbers.Number):
         return value != 0
-    if isinstance(value, basestring):
+    if is_string(value):
         if value.lower() in ('1', 'true', 'on', 'yes'):
             return True
         if value.lower() in ('', '0', 'false', 'off', 'no'):