teuthology/suite: drop six.ensure_str()
@@ -5,7 +5,6 @@ import requests
import smtplib
import socket
import subprocess
-import six
import sys
from email.mime.text import MIMEText
@@ -462,7 +461,7 @@ def find_git_parent(project, sha1):
resp = requests.get(url)
if not resp.ok:
log.error('git refresh failed for %s: %s',
- project, six.ensure_str(resp.content))
+ project, resp.content.decode())
def get_sha1s(project, committish, count):
url = '/'.join((base_url, '%s.git' % project,
