diff --git a/glances/outputs/glances_curses.py b/glances/outputs/glances_curses.py
index eb6de692af993c25830af93198ea66e32d0868ba..e488d67e3e90903ceb1a8430b732c15fb29303b0 100644
--- a/glances/outputs/glances_curses.py
+++ b/glances/outputs/glances_curses.py
@@ -664,7 +664,7 @@ class _GlancesCurses(object):
         # Exit if:
         # - the plugin_stats message is empty
         # - the display tag = False
-        if plugin_stats['msgdict'] == [] or not plugin_stats['display']:
+        if not plugin_stats['msgdict'] or not plugin_stats['display']:
             # Exit
             return 0
 
diff --git a/glances/plugins/glances_alert.py b/glances/plugins/glances_alert.py
index 48f4ef3537fff7f138e1216fadf3a2973ce4316b..930a521bebaadb56b668ce795b97c9df73af19df 100644
--- a/glances/plugins/glances_alert.py
+++ b/glances/plugins/glances_alert.py
@@ -67,7 +67,7 @@ class Plugin(GlancesPlugin):
 
         # Build the string message
         # Header
-        if self.stats == []:
+        if not self.stats:
             msg = _("No warning or critical alert detected")
             ret.append(self.curse_add_line(msg, "TITLE"))
         else:
diff --git a/glances/plugins/glances_batpercent.py b/glances/plugins/glances_batpercent.py
index c810b34d80f0c19a51fd3f816688a08008d629e4..0a689eaa0c6905aa53956e33fd0e197dc952b920 100644
--- a/glances/plugins/glances_batpercent.py
+++ b/glances/plugins/glances_batpercent.py
@@ -103,7 +103,7 @@ class GlancesGrabBat(object):
 
     def getcapacitypercent(self):
         """Get batteries capacity percent."""
-        if not self.initok or self.bat.stat == []:
+        if not self.initok or not self.bat.stat:
             return []
 
         # Init the bsum (sum of percent)
diff --git a/glances/plugins/glances_diskio.py b/glances/plugins/glances_diskio.py
index fb9becb5969b054ae7614a14d990db796bef09c0..a937a75570d5b619ee529e6e84c47d0fe63f3cde 100644
--- a/glances/plugins/glances_diskio.py
+++ b/glances/plugins/glances_diskio.py
@@ -122,7 +122,7 @@ class Plugin(GlancesPlugin):
         ret = []
 
         # Only process if stats exist and display plugin enable...
-        if self.stats == [] or args.disable_diskio:
+        if not self.stats or args.disable_diskio:
             return ret
 
         # Build the string message
diff --git a/glances/plugins/glances_fs.py b/glances/plugins/glances_fs.py
index 89de3412495cd30201a6d78c262751c3b4da8e02..47359789a0944c788612988b4f8b81ab7f0ace4c 100644
--- a/glances/plugins/glances_fs.py
+++ b/glances/plugins/glances_fs.py
@@ -158,7 +158,7 @@ class Plugin(GlancesPlugin):
         ret = []
 
         # Only process if stats exist and display plugin enable...
-        if self.stats == [] or args.disable_fs:
+        if not self.stats or args.disable_fs:
             return ret
 
         # Max size for the fsname name
diff --git a/glances/plugins/glances_monitor.py b/glances/plugins/glances_monitor.py
index 0f8a04d8cdedc5c14475ef704185c5a6b8c8af16..57396d05b666ca014dee1bcb4608f60a9c34100d 100644
--- a/glances/plugins/glances_monitor.py
+++ b/glances/plugins/glances_monitor.py
@@ -88,7 +88,7 @@ class Plugin(GlancesPlugin):
         ret = []
 
         # Only process if stats exist and display plugin enable...
-        if self.stats == [] or args.disable_process:
+        if not self.stats or args.disable_process:
             return ret
 
         # Build the string message
diff --git a/glances/plugins/glances_network.py b/glances/plugins/glances_network.py
index 5dc90a093a6d86cac1c68b8058fee1767322b7eb..3c3b308153ab4b248d425cee55e9cc740a5b4563 100644
--- a/glances/plugins/glances_network.py
+++ b/glances/plugins/glances_network.py
@@ -185,7 +185,7 @@ class Plugin(GlancesPlugin):
         ret = []
 
         # Only process if stats exist and display plugin enable...
-        if self.stats == [] or args.disable_network:
+        if not self.stats or args.disable_network:
             return ret
 
         # Max size for the interface name
diff --git a/glances/plugins/glances_percpu.py b/glances/plugins/glances_percpu.py
index b8a5dfc1ff2f6b86f954328e3e5d8f2bad40ae2e..399457bd349b049bad1dc075c5386b24cce88b74 100644
--- a/glances/plugins/glances_percpu.py
+++ b/glances/plugins/glances_percpu.py
@@ -130,7 +130,7 @@ class Plugin(GlancesPlugin):
         ret = []
 
         # No per CPU stat ? Exit...
-        if self.stats == []:
+        if not self.stats:
             msg = _("PER CPU not available")
             ret.append(self.curse_add_line(msg, "TITLE"))
             return ret
diff --git a/glances/plugins/glances_processlist.py b/glances/plugins/glances_processlist.py
index 75162d988dec46fde80624b4f925c9b9e985a2dd..1d1ac7d6af3b8b06e04cee67c1a2abde0f61c60b 100644
--- a/glances/plugins/glances_processlist.py
+++ b/glances/plugins/glances_processlist.py
@@ -355,7 +355,7 @@ class Plugin(GlancesPlugin):
         ret = []
 
         # Only process if stats exist and display plugin enable...
-        if self.stats == [] or args.disable_process:
+        if not self.stats or args.disable_process:
             return ret
 
         # Compute the sort key
diff --git a/glances/plugins/glances_sensors.py b/glances/plugins/glances_sensors.py
index 3f7c1ea8f4b191db88fe1d3d1ba6103fe05b42aa..c1555aacb849741417c4ce2f4ae68eeef6f24231 100644
--- a/glances/plugins/glances_sensors.py
+++ b/glances/plugins/glances_sensors.py
@@ -125,7 +125,7 @@ class Plugin(GlancesPlugin):
         ret = []
 
         # Only process if stats exist and display plugin enable...
-        if self.stats == [] or args.disable_sensors:
+        if not self.stats or args.disable_sensors:
             return ret
 
         # Build the string message