Improve unicode support

Printed job urls with unicode are now clickable

Avoids unicode decode errors in logging due on
systems, likely python27 systems where
default encoding is ascii.

Change-Id: I17041de05a4388c7b95a9ca04477043424458c67

jenkins_jobs/cli/entry.py

@@ -17,7 +17,6 @@ import io
 import os
 import logging
 import platform
-import sys
 
 from stevedore import extension
 import yaml
@@ -141,6 +140,18 @@ class JenkinsJobs(object):
 
 
 def main():
+
+    # utf-8 workaround for avoiding unicode errors in stdout/stderr
+    # see https://stackoverflow.com/a/2001767/99834
+    import codecs
+    import sys
+
+    reload(sys)
+    sys.setdefaultencoding('utf-8')
+    sys.stdout = codecs.getwriter('utf8')(sys.stdout)
+    sys.stderr = codecs.getwriter('utf8')(sys.stderr)
+    # end of workaround
+
     argv = sys.argv[1:]
     jjb = JenkinsJobs(argv)
     jjb.execute()