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-rw-r--r--Documentation/sphinx/kernel-doc.py9
1 files changed, 7 insertions, 2 deletions
diff --git a/Documentation/sphinx/kernel-doc.py b/Documentation/sphinx/kernel-doc.py
index 87a1332fe934..a6e170872c8a 100644
--- a/Documentation/sphinx/kernel-doc.py
+++ b/Documentation/sphinx/kernel-doc.py
@@ -23,6 +23,9 @@
#
# Authors:
# Jani Nikula <jani.nikula@intel.com>
+#
+# Please make sure this works on both python2 and python3.
+#
import os
import subprocess
@@ -75,8 +78,10 @@ class KernelDocDirective(Directive):
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, universal_newlines=True)
out, err = p.communicate()
- # assume the kernel sources are utf-8
- out, err = unicode(out, 'utf-8'), unicode(err, 'utf-8')
+ # python2 needs conversion to unicode.
+ # python3 with universal_newlines=True returns strings.
+ if sys.version_info.major < 3:
+ out, err = unicode(out, 'utf-8'), unicode(err, 'utf-8')
if p.returncode != 0:
sys.stderr.write(err)