diff --git a/gui/data/gui_variables.py b/gui/data/gui_variables.py
index 0fe686a..663f9b0 100644
--- a/gui/data/gui_variables.py
+++ b/gui/data/gui_variables.py
@@ -5,8 +5,7 @@
 """
 
 
-class gui_variables():
-
+class gui_variables:
     # Login page
     xpath_textbox_hostname = "//input[@id='host']"
     xpath_textbox_username = "//*[@data-test-id='login-input-username']"
@@ -20,8 +19,12 @@
     # GUI header
     xpath_root_button_menu = "//*[@data-test-id='appHeader-container-user']"
     xpath_profile_settings = "//*[@data-test-id='appHeader-link-profile']"
-    xpath_server_health_header = "//*[@data-test-id='appHeader-container-health']"
-    xpath_server_power_header = "//*[@data-test-id='appHeader-container-power']"
+    xpath_server_health_header = (
+        "//*[@data-test-id='appHeader-container-health']"
+    )
+    xpath_server_power_header = (
+        "//*[@data-test-id='appHeader-container-power']"
+    )
     xpath_refresh_button = "//*[@data-test-id='appHeader-button-refresh']"
 
     # Logs menu
@@ -30,21 +33,33 @@
     xpath_dumps_header = "//h1[text()='Dumps']"
     xpath_event_logs_sub_menu = "//*[@data-test-id='nav-item-event-logs']"
     xpath_event_logs_heading = "//h1[contains(text(), 'Event logs')]"
-    xpath_progress_logs_sub_menu = "//*[@data-test-id='nav-item-post-code-logs']"
+    xpath_progress_logs_sub_menu = (
+        "//*[@data-test-id='nav-item-post-code-logs']"
+    )
 
     # Hardware status menu
-    xpath_hardware_status_menu = "//*[@data-test-id='nav-button-hardware-status']"
-    xpath_inventory_and_leds_sub_menu = "//*[@data-test-id='nav-item-inventory']"
+    xpath_hardware_status_menu = (
+        "//*[@data-test-id='nav-button-hardware-status']"
+    )
+    xpath_inventory_and_leds_sub_menu = (
+        "//*[@data-test-id='nav-item-inventory']"
+    )
     xpath_sensor_sub_menu = "//*[@data-test-id='nav-item-sensors']"
-    xpath_inventory_and_leds_heading = "//h1[contains(text(), 'Inventory and LEDs')]"
+    xpath_inventory_and_leds_heading = (
+        "//h1[contains(text(), 'Inventory and LEDs')]"
+    )
 
     # Operations menu
     xpath_operations_menu = "//*[@data-test-id='nav-button-operations']"
-    xpath_factory_reset_sub_menu = "//*[@data-test-id='nav-item-factory-reset']"
+    xpath_factory_reset_sub_menu = (
+        "//*[@data-test-id='nav-item-factory-reset']"
+    )
     xpath_firmware_update_sub_menu = "//*[@data-test-id='nav-item-firmware']"
     xpath_reboot_bmc_sub_menu = "//*[@data-test-id='nav-item-reboot-bmc']"
     xpath_host_console_sub_menu = "//*[@data-test-id='nav-item-host-console']"
-    xpath_server_power_operations_sub_menu = "//*[@data-test-id='nav-item-server-power-operations']"
+    xpath_server_power_operations_sub_menu = (
+        "//*[@data-test-id='nav-item-server-power-operations']"
+    )
     xpath_host_console_heading = "//h1[text()='Host console']"
     xpath_firmware_heading = "//h1[contains(text(), 'Firmware')]"
 
@@ -53,33 +68,49 @@
     xpath_network_heading = "//h1[text()='Network']"
     xpath_date_time_sub_menu = "//*[@data-test-id='nav-item-date-time']"
     xpath_network_sub_menu = "//*[@data-test-id='nav-item-network']"
-    xpath_power_restore_policy_sub_menu = "//*[@data-test-id='nav-item-power-restore-policy']"
+    xpath_power_restore_policy_sub_menu = (
+        "//*[@data-test-id='nav-item-power-restore-policy']"
+    )
 
     # Security and access menu
-    xpath_secuity_and_accesss_menu = "//*[@data-test-id='nav-button-security-and-access']"
+    xpath_secuity_and_accesss_menu = (
+        "//*[@data-test-id='nav-button-security-and-access']"
+    )
     xpath_sessions_sub_menu = "//*[@data-test-id='nav-item-sessions']"
     xpath_ldap_sub_menu = "//*[@data-test-id='nav-item-ldap']"
-    xpath_user_management_sub_menu = "//*[@data-test-id='nav-item-user-management']"
+    xpath_user_management_sub_menu = (
+        "//*[@data-test-id='nav-item-user-management']"
+    )
     xpath_policies_sub_menu = "//*[@data-test-id='nav-item-policies']"
     xpath_certificates_sub_menu = "//*[@data-test-id='nav-item-certificates']"
 
     # Resource management menu
-    xpath_resource_management_menu = "//*[@data-test-id='nav-button-resource-management']"
+    xpath_resource_management_menu = (
+        "//*[@data-test-id='nav-button-resource-management']"
+    )
     xpath_power_sub_menu = "//*[@data-test-id='nav-item-power']"
     xpath_power_heading = "//h1[contains(text(), 'Power')]"
 
     # Profile settings
     xpath_default_UTC = "//*[@data-test-id='profileSettings-radio-defaultUTC']"
-    xpath_profile_save_button = "//*[@data-test-id='profileSettings-button-saveSettings']"
-    xpath_input_password = "//*[@data-test-id='profileSettings-input-newPassword']"
-    xpath_input_confirm_password = "//*[@data-test-id='profileSettings-input-confirmPassword']"
+    xpath_profile_save_button = (
+        "//*[@data-test-id='profileSettings-button-saveSettings']"
+    )
+    xpath_input_password = (
+        "//*[@data-test-id='profileSettings-input-newPassword']"
+    )
+    xpath_input_confirm_password = (
+        "//*[@data-test-id='profileSettings-input-confirmPassword']"
+    )
 
     # Common variables
     xpath_save_settings_button = "//button[contains(text(),'Save')]"
     xpath_confirm_button = "//button[contains(text(),'Confirm')]"
     xpath_cancel_button = "//button[contains(text(),'Cancel')]"
     xpath_add_button = "//button[normalize-space(text())='Add']"
-    xpath_page_loading_progress_bar = "//*[@aria-label='Page loading progress bar']"
+    xpath_page_loading_progress_bar = (
+        "//*[@aria-label='Page loading progress bar']"
+    )
 
     # Reboot sub menu
     xpath_reboot_bmc_heading = "//h1[text()='Reboot BMC']"