diff --git a/glances/exports/glances_zeromq.py b/glances/exports/glances_zeromq.py
index b8ee760b..30f18765 100644
--- a/glances/exports/glances_zeromq.py
+++ b/glances/exports/glances_zeromq.py
@@ -20,16 +20,15 @@
 """ZeroMQ interface class."""
 
 import sys
-from datetime import datetime
-import time
 import json
 import zmq
 from zmq.utils.strtypes import asbytes
 
-from glances.compat import NoOptionError, NoSectionError, u, b, nativestr
+from glances.compat import NoOptionError, NoSectionError, b
 from glances.logger import logger
 from glances.exports.glances_export import GlancesExport
 
+
 class Export(GlancesExport):
 
     """This class manages the ZeroMQ export module."""
diff --git a/glances/main.py b/glances/main.py
index 57a0ce77..0d222c43 100644
--- a/glances/main.py
+++ b/glances/main.py
@@ -25,7 +25,7 @@ import sys
 import tempfile
 
 from glances import __appname__, __version__, psutil_version
-from glances.compat import input, NoOptionError, NoSectionError
+from glances.compat import input
 from glances.config import Config
 from glances.globals import LINUX, WINDOWS
 from glances.logger import logger
diff --git a/glances/plugins/glances_amps.py b/glances/plugins/glances_amps.py
index 5a8583d5..87b4cd15 100644
--- a/glances/plugins/glances_amps.py
+++ b/glances/plugins/glances_amps.py
@@ -21,7 +21,6 @@
 
 from glances.compat import iteritems
 from glances.amps_list import AmpsList as glancesAmpsList
-from glances.logger import logger
 from glances.plugins.glances_plugin import GlancesPlugin
 
 
diff --git a/glances/plugins/glances_docker.py b/glances/plugins/glances_docker.py
index 0413dea5..f541f590 100644
--- a/glances/plugins/glances_docker.py
+++ b/glances/plugins/glances_docker.py
@@ -477,10 +477,10 @@ class Plugin(GlancesPlugin):
                                        header=i['name'] + '_mem',
                                        action_key=i['name'])
                 if alert == 'DEFAULT':
-                   # Not found ? Get back to default MEM threasold value
-                   alert = self.get_alert(i['memory']['usage'],
-                                          maximum=i['memory']['limit'],
-                                          header='mem')
+                    # Not found ? Get back to default MEM threasold value
+                    alert = self.get_alert(i['memory']['usage'],
+                                           maximum=i['memory']['limit'],
+                                           header='mem')
                 self.views[i[self.get_key()]]['mem']['decoration'] = alert
 
         return True
diff --git a/glances/plugins/glances_ip.py b/glances/plugins/glances_ip.py
index c859b8b4..adb1224f 100644
--- a/glances/plugins/glances_ip.py
+++ b/glances/plugins/glances_ip.py
@@ -22,7 +22,7 @@
 import threading
 from json import loads
 
-from glances.compat import iterkeys, urlopen, URLError, queue
+from glances.compat import iterkeys, urlopen, queue
 from glances.globals import BSD
 from glances.logger import logger
 from glances.timer import Timer
diff --git a/glances/plugins/glances_ports.py b/glances/plugins/glances_ports.py
index fedd044c..a4d002a0 100644
--- a/glances/plugins/glances_ports.py
+++ b/glances/plugins/glances_ports.py
@@ -23,7 +23,6 @@ import os
 import subprocess
 import threading
 import socket
-import types
 import time
 
 from glances.globals import WINDOWS
diff --git a/glances/plugins/glances_quicklook.py b/glances/plugins/glances_quicklook.py
index 58efc746..f67813a3 100644
--- a/glances/plugins/glances_quicklook.py
+++ b/glances/plugins/glances_quicklook.py
@@ -22,7 +22,6 @@
 from glances.cpu_percent import cpu_percent
 from glances.outputs.glances_bars import Bar
 from glances.plugins.glances_plugin import GlancesPlugin
-from glances.logger import logger
 
 import psutil
 
diff --git a/glances/plugins/glances_sensors.py b/glances/plugins/glances_sensors.py
index cc8f993e..4566b02d 100644
--- a/glances/plugins/glances_sensors.py
+++ b/glances/plugins/glances_sensors.py
@@ -263,8 +263,8 @@ class GlancesGrabSensors(object):
                         try:
                             sensors_current['label'] = feature.label
                             sensors_current['value'] = int(feature.get_value())
-                        except SensorsError as e:
-                            logger.debug("Cannot grab sensor stat(%s)" % e)
+                        except Exception as e:
+                            logger.debug("Cannot grab sensor stat (%s)" % e)
                         else:
                             self.sensors_list.append(sensors_current)
 
diff --git a/glances/processes.py b/glances/processes.py
index 844c5bc5..4f7ad336 100644
--- a/glances/processes.py
+++ b/glances/processes.py
@@ -19,7 +19,6 @@
 
 import operator
 import os
-import re
 
 from glances.compat import iteritems, itervalues, listitems
 from glances.globals import BSD, LINUX, OSX, WINDOWS