13306: Unicode fix for docker image generation in py3 environment

Arvados-DCO-1.1-Signed-off-by:  Eric Biagiotti <ebiagiotti@veritasgenetics.com>

diff --git a/sdk/python/arvados/commands/keepdocker.py b/sdk/python/arvados/commands/keepdocker.py
index 55fc6b626d5de9798b989d2b252d158ca89baab6..2d306d516a29652d7a0942e47acc7ef3572414ff 100644 (file)
--- a/sdk/python/arvados/commands/keepdocker.py
+++ b/sdk/python/arvados/commands/keepdocker.py
@@ -133,6 +133,7 @@ def docker_images():
     next(list_output)  # Ignore the header line
     for line in list_output:
         words = line.split()
+        words = [word.decode() for word in words]
         size_index = len(words) - 2
         repo, tag, imageid = words[:3]
         ctime = ' '.join(words[3:size_index])