diff --git a/gui/data/variables.py b/gui/data/variables.py
index 34b40f3..65591d7 100644
--- a/gui/data/variables.py
+++ b/gui/data/variables.py
@@ -2,25 +2,25 @@
 
 # Contains xpaths and related string constants of Security scanning.
 
+
 class variables():
 
     # xpaths for security scanning.
 
-    BROWSER=          "ff"
-    nessus_logo=      "xpath=//*[@id='logo']"
-    running_status=   "xpath=//*[@id='main']/div[1]/section/div[2]/table/tbody/tr[1]/td[4]"
-    username=         "test"
-    password=         "passw0rd"
-    xpath_exception=  "id=advancedButton"
-    xpath_add_exce=   "id='exceptionDialogButton'"
-    xpath_uname=      "xpath=//*[@id='nosession']/form/input[1]"
-    xpath_password=   "xpath=//*[@id='nosession']/form/input[2]"
-    xpath_signin=     "xpath=//*[@id='sign-in']"
+    BROWSER = "ff"
+    nessus_logo = "xpath=//*[@id='logo']"
+    running_status = "xpath=//*[@id='main']/div[1]/section/div[2]/table/tbody/tr[1]/td[4]"
+    username = "test"
+    password = "passw0rd"
+    xpath_exception = "id=advancedButton"
+    xpath_add_exce = "id='exceptionDialogButton'"
+    xpath_uname = "xpath=//*[@id='nosession']/form/input[1]"
+    xpath_password = "xpath=//*[@id='nosession']/form/input[2]"
+    xpath_signin = "xpath=//*[@id='sign-in']"
 
-    xpath_search=     "xpath=//*[@id='searchbox']/input"
-    scan_name=        "OP Full Scan"
-    xpath_op_scan=    "xpath=//*[@id='main']/div[1]/section/table/tbody"
-    xpath_launch=     "xpath=//*[@id='scans-show-launch-dropdown']/span"
-    xpath_default=    "xpath=//*[@id='scans-show-launch-default']"
-    xpath_status=     "xpath=//*[@id='main']/div[1]/section/div[2]/table/tbody/tr[1]/td[4]"
-
+    xpath_search = "xpath=//*[@id='searchbox']/input"
+    scan_name = "OP Full Scan"
+    xpath_op_scan = "xpath=//*[@id='main']/div[1]/section/table/tbody"
+    xpath_launch = "xpath=//*[@id='scans-show-launch-dropdown']/span"
+    xpath_default = "xpath=//*[@id='scans-show-launch-default']"
+    xpath_status = "xpath=//*[@id='main']/div[1]/section/div[2]/table/tbody/tr[1]/td[4]"
diff --git a/gui/obmc_gui/data/resource_variables.py b/gui/obmc_gui/data/resource_variables.py
index 8f67318..345d638 100644
--- a/gui/obmc_gui/data/resource_variables.py
+++ b/gui/obmc_gui/data/resource_variables.py
@@ -91,11 +91,11 @@
 
     # Server health elements locators.
     xpath_select_server_health = "//*[@id='header__wrapper']/div/div[3]/a[2]"
-    xpath_server_health_text  =  \
+    xpath_server_health_text =  \
         "//*[@id='header__wrapper']/div/div[3]/a[2]/span"
     xpath_select_refresh_button = \
         "//*[@id='header__wrapper']/div/div[3]/button"
-    xpath_event_severity_all =  "//*[@id='event-filter']/div[1]/button[1]"
+    xpath_event_severity_all = "//*[@id='event-filter']/div[1]/button[1]"
     xpath_event_severity_high = "//*[@id='event-filter']/div[1]/button[2]"
     xpath_event_severity_medium = "//*[@id='event-filter']/div[1]/button[3]"
     xpath_event_severity_low = "//*[@id='event-filter']/div[1]/button[4]"
diff --git a/gui/obmc_gui/lib/supporting_libs.py b/gui/obmc_gui/lib/supporting_libs.py
index 40ea135..9375fee 100644
--- a/gui/obmc_gui/lib/supporting_libs.py
+++ b/gui/obmc_gui/lib/supporting_libs.py
@@ -8,10 +8,8 @@
 
 import socket
 
+
 class supporting_libs():
 
     def get_hostname_from_ip_address(self, ip):
         return socket.gethostbyaddr(ip)[0]
-
-
-