diff --git a/glances/core/glances_client.py b/glances/core/glances_client.py
index ba4321607ee109960ed86979de95c36f60c33022..7fe14f1855a4f5c28d102a1d88d7e2a782b5d11c 100644
--- a/glances/core/glances_client.py
+++ b/glances/core/glances_client.py
@@ -35,10 +35,9 @@ except ImportError:
     import httplib
 
 # Import Glances libs
-from glances.core.glances_globals import version, logger
+from glances.core.glances_globals import logger, version
 from glances.core.glances_stats import GlancesStatsClient
 from glances.outputs.glances_curses import GlancesCursesClient
-from glances.core.glances_autodiscover import GlancesAutoDiscoverServer
 
 
 class GlancesClientTransport(Transport):
diff --git a/glances/core/glances_client_browser.py b/glances/core/glances_client_browser.py
index c6edf74b9ddcb3e461e87382eda7cb6c942a45fc..5b0b2a1adcf3ddd587befeb51d19c71c87c4c858 100644
--- a/glances/core/glances_client_browser.py
+++ b/glances/core/glances_client_browser.py
@@ -31,8 +31,8 @@ except ImportError:
 # Import Glances libs
 from glances.core.glances_globals import logger
 from glances.outputs.glances_curses import GlancesCursesBrowser
-from glances.core.glances_client import GlancesClientTransport, GlancesClient
 from glances.core.glances_autodiscover import GlancesAutoDiscoverServer
+from glances.core.glances_client import GlancesClient, GlancesClientTransport
 from glances.core.glances_staticlist import GlancesStaticServer
 
 
@@ -221,7 +221,6 @@ class GlancesClientBrowser(object):
                                           key,
                                           value)
 
-
     def end(self):
         """End of the client browser session."""
         self.screen.end()
diff --git a/glances/core/glances_config.py b/glances/core/glances_config.py
index 7dd900919b9f7f487936b7159075b1db5be6602a..d6aa07cd573fcfc7c836ee92de77acbedb5a22c8 100644
--- a/glances/core/glances_config.py
+++ b/glances/core/glances_config.py
@@ -37,9 +37,9 @@ from glances.core.glances_globals import (
     is_mac,
     is_py3,
     is_windows,
+    logger,
     sys_prefix,
-    work_path,
-    logger
+    work_path
 )
 
 
diff --git a/glances/core/glances_logging.py b/glances/core/glances_logging.py
index 86dae96417b55e5b9651b3a3edb5a518a03a56a5..525e345b88246a44840430c6a1f17c8a7474a3aa 100644
--- a/glances/core/glances_logging.py
+++ b/glances/core/glances_logging.py
@@ -21,8 +21,8 @@
 
 import logging
 import logging.config
-import tempfile
 import os
+import tempfile
 
 # Define the logging configuration
 LOGGING_CFG = {
@@ -70,6 +70,7 @@ LOGGING_CFG = {
     }
 }
 
+
 def glancesLogger():
     _logger = logging.getLogger()
     try:
diff --git a/glances/core/glances_main.py b/glances/core/glances_main.py
index 178ed21f7d0dd39cc185a89de2abc4ac6444a09b..34ac984e13c407dd9c764651e3fdf06ed43bbaed 100644
--- a/glances/core/glances_main.py
+++ b/glances/core/glances_main.py
@@ -21,13 +21,13 @@
 
 # Import system libs
 import argparse
-import sys
 import os
+import sys
 import tempfile
 
 # Import Glances libs
 from glances.core.glances_config import Config
-from glances.core.glances_globals import appname, psutil_version, version, logger, is_windows
+from glances.core.glances_globals import appname, is_windows, logger, psutil_version, version
 
 
 class GlancesMain(object):
diff --git a/glances/core/glances_processes.py b/glances/core/glances_processes.py
index e7a614b6b911700058637dbebda7fc096fd4a0ef..970a19450bca4e0617f0fa5d7c54aeb809caa9e6 100644
--- a/glances/core/glances_processes.py
+++ b/glances/core/glances_processes.py
@@ -17,15 +17,17 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 
-# Import Glances lib
-from glances.core.glances_globals import is_linux, is_bsd, is_mac, is_windows, logger
-from glances.core.glances_timer import Timer, getTimeSinceLastUpdate
-
 # Import Python lib
 import collections
-import psutil
 import re
 
+# Import psutil
+import psutil
+
+# Import Glances lib
+from glances.core.glances_globals import is_bsd, is_linux, is_mac, is_windows, logger
+from glances.core.glances_timer import getTimeSinceLastUpdate, Timer
+
 
 class ProcessTreeNode(object):
 
diff --git a/glances/core/glances_server.py b/glances/core/glances_server.py
index 8c23e1f87ca15cd250b798cc92b3d44b48e3094b..f0e4bddb6961c363abbeadac1a36fa73ab9fc446 100644
--- a/glances/core/glances_server.py
+++ b/glances/core/glances_server.py
@@ -32,7 +32,7 @@ except ImportError:  # Python 2
     from SimpleXMLRPCServer import SimpleXMLRPCServer
 
 # Import Glances libs
-from glances.core.glances_globals import version, logger
+from glances.core.glances_globals import logger, version
 from glances.core.glances_stats import GlancesStatsServer
 from glances.core.glances_timer import Timer
 from glances.core.glances_autodiscover import GlancesAutoDiscoverClient
diff --git a/glances/core/glances_standalone.py b/glances/core/glances_standalone.py
index 089d23198778e443b1b0b84dc92074e625764d76..2951d6fd503971041c12a3dba6eeaca5fb3b4e11 100644
--- a/glances/core/glances_standalone.py
+++ b/glances/core/glances_standalone.py
@@ -20,10 +20,9 @@
 """Manage the Glances standalone session."""
 
 # Import Glances libs
-from glances.core.glances_globals import logger
+from glances.core.glances_globals import glances_processes, is_windows, logger
 from glances.core.glances_stats import GlancesStats
 from glances.outputs.glances_curses import GlancesCursesStandalone
-from glances.core.glances_globals import glances_processes, is_windows
 
 
 class GlancesStandalone(object):
diff --git a/glances/core/glances_staticlist.py b/glances/core/glances_staticlist.py
index bc95e38b389e30156834c1dbf9644e89aa2f16dc..1307513bace73bc29f7c6739fb49d38010c3e8fd 100644
--- a/glances/core/glances_staticlist.py
+++ b/glances/core/glances_staticlist.py
@@ -20,7 +20,7 @@
 """Manage the Glances server static list """
 
 # System lib
-from socket import gethostbyname, gaierror
+from socket import gaierror, gethostbyname
 
 # Import Glances libs
 from glances.core.glances_globals import logger
@@ -67,7 +67,7 @@ class GlancesStaticServer(object):
                         logger.error("Can not get IP address for server %s (%s)" % (new_server['name'], e))
                         continue
                     new_server['key'] = new_server['name'] + ':' + new_server['port']
-                    
+
                     # Default status is 'UNKNOWN'
                     new_server['status'] = 'UNKNOWN'
 
diff --git a/glances/core/glances_stats.py b/glances/core/glances_stats.py
index fbce4c683c562b94f0d77fcee82e7d15375e12bf..a0db14328a489229b7db1dc49cdccbd7c7215b0f 100644
--- a/glances/core/glances_stats.py
+++ b/glances/core/glances_stats.py
@@ -21,10 +21,10 @@
 
 import collections
 import os
-import sys
 import re
+import sys
 
-from glances.core.glances_globals import plugins_path, sys_path, logger
+from glances.core.glances_globals import logger, plugins_path, sys_path
 
 # SNMP OID regexp pattern to short system name dict
 oid_to_short_system_name = {'.*Linux.*': 'linux',
@@ -116,7 +116,7 @@ class GlancesStats(object):
         if input_stats == {}:
             # For standalone and server modes
             # For each plugins, call the update method
-            for p in self._plugins:                
+            for p in self._plugins:
                 # logger.debug(_("Update %s stats") % p)
                 self._plugins[p].update()
         else:
@@ -185,7 +185,7 @@ class GlancesStatsServer(GlancesStats):
         ret = {}
         for p in self._plugins:
             ret[p] = self.all_stats[p]
-        return ret                
+        return ret
 
     def getAllPlugins(self):
         """Return the plugins list."""
@@ -214,7 +214,7 @@ class GlancesStatsClient(GlancesStats):
             # Add the plugin to the dictionary
             # The key is the plugin name
             # for example, the file glances_xxx.py
-            # generate self._plugins_list["xxx"] = ...            
+            # generate self._plugins_list["xxx"] = ...
             logger.debug(_("Init %s plugin") % item)
             self._plugins[item] = plugin.Plugin()
         # Restoring system path
@@ -274,7 +274,7 @@ class GlancesStatsClientSNMP(GlancesStats):
 
         if oid_system_name == '':
             return short_system_name
-        
+
         # Find the short name in the oid_to_short_os_name dict
         try:
             iteritems = oid_to_short_system_name.iteritems()
@@ -288,7 +288,6 @@ class GlancesStatsClientSNMP(GlancesStats):
 
         return short_system_name
 
-
     def update(self):
         """Update the stats using SNMP."""
         # For each plugins, call the update method
diff --git a/glances/outputs/glances_bottle.py b/glances/outputs/glances_bottle.py
index da95af156f53ca30ea79a6ba0d3fddc5a1672b42..8fab4aea5170922d6106e399ece99cb09ecb7ed3 100644
--- a/glances/outputs/glances_bottle.py
+++ b/glances/outputs/glances_bottle.py
@@ -19,6 +19,7 @@
 
 """Web interface class."""
 
+import json
 import os
 import sys
 
@@ -32,7 +33,6 @@ except ImportError:
     logger.critical('Bottle module not found. Glances cannot start in web server mode.')
     print(_("Install it using pip: # pip install bottle"))
     sys.exit(2)
-import json
 
 
 class GlancesBottle(object):
@@ -147,9 +147,9 @@ class GlancesBottle(object):
         self.stats.update()
 
         try:
-            plist = json.dumps(self.plugins_list) 
+            plist = json.dumps(self.plugins_list)
         except Exception as e:
-            abort(404, "Can not get plugin list (%s)" % str(e))            
+            abort(404, "Can not get plugin list (%s)" % str(e))
         return plist
 
     def _api_all(self):
diff --git a/glances/outputs/glances_colorconsole.py b/glances/outputs/glances_colorconsole.py
index 7a9c801895092cf5e3276cd9b734b864777eeeaa..9318e7cbfd5f49db68e8dc9df35565388189b669 100644
--- a/glances/outputs/glances_colorconsole.py
+++ b/glances/outputs/glances_colorconsole.py
@@ -21,8 +21,6 @@ import sys
 import threading
 import time
 
-from glances.core.glances_globals import logger
-
 import msvcrt
 try:
     import colorconsole
diff --git a/glances/outputs/glances_csv.py b/glances/outputs/glances_csv.py
index 02ea9aa4f9afc7d1b180bf9b629ad1420c7ff184..b003b376e593aca6f56bd9224e3ca9cf76e5fc4b 100644
--- a/glances/outputs/glances_csv.py
+++ b/glances/outputs/glances_csv.py
@@ -20,12 +20,11 @@
 """CSV interface class."""
 
 # Import sys libs
-import sys
 import csv
+import sys
 
 # Import Glances lib
-from glances.core.glances_globals import logger
-from glances.core.glances_globals import is_py3
+from glances.core.glances_globals import is_py3, logger
 
 # List of stats enabled in the CSV output
 csv_stats_list = ['cpu', 'load', 'mem', 'memswap']
diff --git a/glances/plugins/glances_alert.py b/glances/plugins/glances_alert.py
index 25eff22ae78870263c5cc92632ccfdf5a9a9b645..e984b5985a0d5a2917ba17648438356eedebe611 100644
--- a/glances/plugins/glances_alert.py
+++ b/glances/plugins/glances_alert.py
@@ -20,7 +20,6 @@
 """Alert plugin."""
 
 # Import system lib
-import types
 from datetime import datetime
 
 # Import Glances libs
diff --git a/glances/plugins/glances_core.py b/glances/plugins/glances_core.py
index 7d9fb321236821ae8cff71970eba1c359a92650d..ffd4ef2feca12bd52e156cb158f343f53b02b938 100644
--- a/glances/plugins/glances_core.py
+++ b/glances/plugins/glances_core.py
@@ -19,10 +19,10 @@
 
 """CPU core plugin."""
 
-from glances.plugins.glances_plugin import GlancesPlugin
-
 import psutil
 
+from glances.plugins.glances_plugin import GlancesPlugin
+
 
 class Plugin(GlancesPlugin):
 
diff --git a/glances/plugins/glances_cpu.py b/glances/plugins/glances_cpu.py
index 0099cbc05ad9bc902411bd010ccedd61f7f5fb26..bea096bc97cf03b563a0cf2cc9e5256216c31211 100644
--- a/glances/plugins/glances_cpu.py
+++ b/glances/plugins/glances_cpu.py
@@ -19,10 +19,10 @@
 
 """CPU plugin."""
 
-from glances.plugins.glances_plugin import GlancesPlugin
-
 import psutil
 
+from glances.plugins.glances_plugin import GlancesPlugin
+
 # SNMP OID
 # percentage of user CPU time: .1.3.6.1.4.1.2021.11.9.0
 # percentages of system CPU time: .1.3.6.1.4.1.2021.11.10.0
@@ -101,7 +101,7 @@ class Plugin(GlancesPlugin):
                 # You can find the CPU utilization of windows system by querying the oid
                 # Give also the number of core (number of element in the table)
                 try:
-                    cpu_stats = self.set_stats_snmp(snmp_oid=snmp_oid[self.get_short_system_name()], 
+                    cpu_stats = self.set_stats_snmp(snmp_oid=snmp_oid[self.get_short_system_name()],
                                                     bulk=True)
                 except KeyError:
                     self.reset()
@@ -123,7 +123,7 @@ class Plugin(GlancesPlugin):
                     self.stats = self.set_stats_snmp(snmp_oid=snmp_oid[self.get_short_system_name()])
                 except KeyError:
                     self.stats = self.set_stats_snmp(snmp_oid=snmp_oid['default'])
-               
+
                 if self.stats['idle'] == '':
                     self.reset()
                     return self.stats
@@ -171,7 +171,7 @@ class Plugin(GlancesPlugin):
             msg = '{0:8}'.format(_("user:"))
             ret.append(self.curse_add_line(msg))
             msg = '{0:>6.1%}'.format(self.stats['user'] / 100)
-            ret.append(self.curse_add_line(msg, self.get_alert_log(self.stats['user'], header="user")))            
+            ret.append(self.curse_add_line(msg, self.get_alert_log(self.stats['user'], header="user")))
         elif 'idle' in self.stats:
             msg = '{0:8}'.format(_("idle:"))
             ret.append(self.curse_add_line(msg))
diff --git a/glances/plugins/glances_diskio.py b/glances/plugins/glances_diskio.py
index 15759fe4ca0eefa49175737ac198635e5e9b8a25..fb9becb5969b054ae7614a14d990db796bef09c0 100644
--- a/glances/plugins/glances_diskio.py
+++ b/glances/plugins/glances_diskio.py
@@ -19,12 +19,12 @@
 
 """Disk I/O plugin."""
 
+import psutil
+
 # Import Glances libs
 from glances.core.glances_timer import getTimeSinceLastUpdate
 from glances.plugins.glances_plugin import GlancesPlugin
 
-import psutil
-
 # Define the history items list
 # All items in this list will be historised if the --enable-history tag is set
 # 'color' define the graph color in #RGB format
diff --git a/glances/plugins/glances_fs.py b/glances/plugins/glances_fs.py
index 8fea0c962764fb84ebd6458b8df39333d3389748..e90ca51377a4b27b082aeee0cb269c4eda8c3be6 100644
--- a/glances/plugins/glances_fs.py
+++ b/glances/plugins/glances_fs.py
@@ -19,12 +19,10 @@
 
 """File system plugin."""
 
-# Glances libs
-from glances.plugins.glances_plugin import GlancesPlugin
-
-# PSutil lib for local grab
 import psutil
 
+from glances.plugins.glances_plugin import GlancesPlugin
+
 # SNMP OID
 # The snmpd.conf needs to be edited.
 # Add the following to enable it on all disk
diff --git a/glances/plugins/glances_hddtemp.py b/glances/plugins/glances_hddtemp.py
index 7539b19c766e82731d4547cbf928befc4ce3b7b6..1492a25184d167033ab5d42cbd1ec2cd99dac163 100644
--- a/glances/plugins/glances_hddtemp.py
+++ b/glances/plugins/glances_hddtemp.py
@@ -20,7 +20,7 @@
 """HDD temperature plugin."""
 
 # Import system libs
-import os.path
+import os
 import socket
 
 # Import Glances libs
diff --git a/glances/plugins/glances_load.py b/glances/plugins/glances_load.py
index 0808421c35376c5a127b39267f5e7a333d7b6805..c689173dabe08549d553e6dd75806c8cae8bef1b 100644
--- a/glances/plugins/glances_load.py
+++ b/glances/plugins/glances_load.py
@@ -23,7 +23,6 @@
 import os
 
 # Import Glances libs
-from glances.core.glances_globals import logger
 from glances.plugins.glances_core import Plugin as CorePlugin
 from glances.plugins.glances_plugin import GlancesPlugin
 
diff --git a/glances/plugins/glances_mem.py b/glances/plugins/glances_mem.py
index 2f7db9518a2bb37c3c1ba3638a67ba556c67ecd5..2c2eca4371c9cedecc1e01c4990cbfe12193bebd 100644
--- a/glances/plugins/glances_mem.py
+++ b/glances/plugins/glances_mem.py
@@ -19,10 +19,10 @@
 
 """Virtual memory plugin."""
 
-from glances.plugins.glances_plugin import GlancesPlugin
-
 import psutil
 
+from glances.plugins.glances_plugin import GlancesPlugin
+
 # SNMP OID
 # Total RAM in machine: .1.3.6.1.4.1.2021.4.5.0
 # Total RAM used: .1.3.6.1.4.1.2021.4.6.0
@@ -117,7 +117,7 @@ class Plugin(GlancesPlugin):
             if self.get_short_system_name() in ('windows', 'esxi'):
                 # Mem stats for Windows|Vmware Esxi are stored in the FS table
                 try:
-                    fs_stat = self.set_stats_snmp(snmp_oid=snmp_oid[self.get_short_system_name()], 
+                    fs_stat = self.set_stats_snmp(snmp_oid=snmp_oid[self.get_short_system_name()],
                                                   bulk=True)
                 except KeyError:
                     self.reset()
@@ -129,7 +129,7 @@ class Plugin(GlancesPlugin):
                             self.stats['total'] = int(fs_stat[fs]['size']) * int(fs_stat[fs]['alloc_unit'])
                             self.stats['used'] = int(fs_stat[fs]['used']) * int(fs_stat[fs]['alloc_unit'])
                             self.stats['percent'] = float(self.stats['used'] * 100 / self.stats['total'])
-                            self.stats['free'] = self.stats['total'] - self.stats['used'] 
+                            self.stats['free'] = self.stats['total'] - self.stats['used']
                             break
             else:
                 # Default behavor for others OS
diff --git a/glances/plugins/glances_memswap.py b/glances/plugins/glances_memswap.py
index fd312dcbb5588166a99f02e163c6bb7d4c3e7ba8..2fcaa8c943129acd0f9db59b6009f7033f983a93 100644
--- a/glances/plugins/glances_memswap.py
+++ b/glances/plugins/glances_memswap.py
@@ -19,10 +19,10 @@
 
 """Swap memory plugin."""
 
-from glances.plugins.glances_plugin import GlancesPlugin
-
 import psutil
 
+from glances.plugins.glances_plugin import GlancesPlugin
+
 # SNMP OID
 # Total Swap Size: .1.3.6.1.4.1.2021.4.3.0
 # Available Swap Space: .1.3.6.1.4.1.2021.4.4.0
diff --git a/glances/plugins/glances_network.py b/glances/plugins/glances_network.py
index 0aac9bcfb9c7528720f4912522c60da1fba822f3..4a13a9a9eb640ae2102b2fcf512a39fb5108f705 100644
--- a/glances/plugins/glances_network.py
+++ b/glances/plugins/glances_network.py
@@ -21,11 +21,11 @@
 
 import base64
 
+import psutil
+
 from glances.core.glances_timer import getTimeSinceLastUpdate
 from glances.plugins.glances_plugin import GlancesPlugin
 
-import psutil
-
 # SNMP OID
 # http://www.net-snmp.org/docs/mibs/interfaces.html
 # Dict key = interface_name
diff --git a/glances/plugins/glances_percpu.py b/glances/plugins/glances_percpu.py
index c230eeb8dfac84ade29249b70629d7d0dc5d9e0a..b8a5dfc1ff2f6b86f954328e3e5d8f2bad40ae2e 100644
--- a/glances/plugins/glances_percpu.py
+++ b/glances/plugins/glances_percpu.py
@@ -19,12 +19,10 @@
 
 """Per-CPU plugin."""
 
-# Import Glances libs
-from glances.plugins.glances_plugin import GlancesPlugin
-
-# Check for psutil already done in the glances_core script
 import psutil
 
+from glances.plugins.glances_plugin import GlancesPlugin
+
 
 class Plugin(GlancesPlugin):
 
diff --git a/glances/plugins/glances_plugin.py b/glances/plugins/glances_plugin.py
index bd611f6af91c1a383e81495a848af7c274fe9a18..9035672165f347e63d277c965a0a001347af2fd9 100644
--- a/glances/plugins/glances_plugin.py
+++ b/glances/plugins/glances_plugin.py
@@ -24,12 +24,12 @@ I am your father...
 """
 
 # Import system libs
-from datetime import datetime
 import json
+from datetime import datetime
 from operator import itemgetter
 
 # Import Glances lib
-from glances.core.glances_globals import is_py3, glances_logs, logger
+from glances.core.glances_globals import glances_logs, is_py3, logger
 
 
 class GlancesPlugin(object):
diff --git a/glances/plugins/glances_processlist.py b/glances/plugins/glances_processlist.py
index bd5cbbbf7c83ce82fb2f8fc768b33bca2c8b961a..3c9c9d671b82612a579ade862ab027a903a32d56 100644
--- a/glances/plugins/glances_processlist.py
+++ b/glances/plugins/glances_processlist.py
@@ -24,7 +24,7 @@ import os
 from datetime import timedelta
 
 # Import Glances libs
-from glances.core.glances_globals import glances_processes, is_linux, is_bsd, is_mac, is_windows, logger
+from glances.core.glances_globals import glances_processes, is_windows
 from glances.plugins.glances_plugin import GlancesPlugin
 
 
diff --git a/glances/plugins/glances_psutilversion.py b/glances/plugins/glances_psutilversion.py
index dc872cd47a233792cedd702bc5b1a6080edf9344..9c54b8dfcbfbb80a5e6d35d2a94ad843b65709ce 100644
--- a/glances/plugins/glances_psutilversion.py
+++ b/glances/plugins/glances_psutilversion.py
@@ -17,10 +17,10 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 
-from glances.plugins.glances_plugin import GlancesPlugin
-
 from psutil import __version__ as __psutil_version
 
+from glances.plugins.glances_plugin import GlancesPlugin
+
 
 class Plugin(GlancesPlugin):
 
diff --git a/glances/plugins/glances_uptime.py b/glances/plugins/glances_uptime.py
index c49023f4d8e6ec1cc0995bffa689dac181c2d484..63f6341e9a55bbc9dbb9c957442a3520427b7081 100644
--- a/glances/plugins/glances_uptime.py
+++ b/glances/plugins/glances_uptime.py
@@ -22,12 +22,12 @@
 # Import system libs
 from datetime import datetime, timedelta
 
+# Import psutil
+import psutil
+
 # Import Glances libs
 from glances.plugins.glances_plugin import GlancesPlugin
 
-# Check for psutil already done in the glances_core script
-import psutil
-
 # SNMP OID
 snmp_oid = {'_uptime': '1.3.6.1.2.1.1.3.0'}