mgr/prometheus: fix import failure (flake8)

Signed-off-by: Patrick Seidensal <pseidensal@suse.com>

diff --git a/src/pybind/mgr/prometheus/module.py b/src/pybind/mgr/prometheus/module.py
index 6e267f02bca3c8aaf0ea6c981f7f9cd2b7e6aedc..3f29b175d87102f7d922f0d2f5728691901c060a 100644 (file)
--- a/src/pybind/mgr/prometheus/module.py
+++ b/src/pybind/mgr/prometheus/module.py
@@ -2,7 +2,6 @@ import cherrypy
 from collections import defaultdict
 from distutils.version import StrictVersion
 import json
-from collections import defaultdict
 import errno
 import math
 import os