diff --git a/wg_main.py b/wg_main.py
index e98155f..48432d7 100755
--- a/wg_main.py
+++ b/wg_main.py
@@ -19,8 +19,6 @@ class MainWindow(tk.Tk):
         super().__init__(*args, **kwargs)
 
         self.my_tool_tip = None
-        self.switch_on = None
-        self.switch_off = None
         self.x_width = 600
         self.y_height = 400
         self.monitor_center_x = self.winfo_screenwidth() / 2 - (self.x_width / 2)
@@ -225,8 +223,7 @@ class MainWindow(tk.Tk):
 
             def download_enter(event):
                 """ The mouse moves into the entry widget """
-                window.my_tool_tip = MyToolTip(event.x_root, event.y_root,
-                                               'Click to download new version')
+                window.my_tool_tip = MyToolTip(event.x_root, event.y_root, 'Click to download new version')
 
             def download_leave(_):
                 """ The mouse moves from the entry widget """
@@ -248,18 +245,12 @@ class FrameWidgets(ttk.Frame):
     def __init__(self, container, **kwargs):
         super().__init__(container, **kwargs)
 
+        self.lb_tunnel = None
+        self.btn_stst = None
         self.endpoint = None
         self.dns = None
         self.address = None
-        self.btn_stst = None
         self.auto_con = None
-        self.enp = None
-        self.DNS = None
-        self.add = None
-        self.data = None
-        self.peer = None
-        self.lb_tunnel = None
-        self.wg_read = None
         self.wg_vpn_start = tk.PhotoImage(file=r'/usr/share/icons/wp-icons/48/wg_vpn-start.png')
         self.wg_vpn_stop = tk.PhotoImage(file=r'/usr/share/icons/wp-icons/48/wg_vpn-stop.png')
         self.imp_pic = tk.PhotoImage(file=r'/usr/share/icons/wp-icons/48/wg_import.png')
@@ -388,15 +379,12 @@ class FrameWidgets(ttk.Frame):
             self.show_data()
 
         ''' Button Import '''
-        self.btn_i = ttk.Button(self.lb_frame_btn_lbox,
-                                image=self.imp_pic, command=self.import_sl,
-                                padding=0)
+        self.btn_i = ttk.Button(self.lb_frame_btn_lbox, image=self.imp_pic, command=self.import_sl, padding=0)
         self.btn_i.grid(column=0, row=1, padx=15, pady=8)
 
         def imp_enter(event):
             """ The mouse moves into the entry widget """
-            window.my_tool_tip = MyToolTip(event.x_root, event.y_root,
-                                           'Click to import a Wireguard Tunnel')
+            window.my_tool_tip = MyToolTip(event.x_root, event.y_root, 'Click to import a Wireguard Tunnel')
 
         def imp_leave(_):
             """ The mouse moves from the entry widget """
@@ -503,8 +491,7 @@ class FrameWidgets(ttk.Frame):
 
         def empty_list_enter(event):
             """ The mouse moves into the entry widget """
-            window.my_tool_tip = MyToolTip(event.x_root, event.y_root,
-                                           'No tunnels to delete in the list')
+            window.my_tool_tip = MyToolTip(event.x_root, event.y_root, 'No tunnels to delete in the list')
 
         def empty_list_leave(_):
             """ The mouse moves from the entry widget """
@@ -529,14 +516,12 @@ class FrameWidgets(ttk.Frame):
             self.btn_tr.bind('<Leave>', del_leave)
 
         ''' Button Export '''
-        self.btn_exp = ttk.Button(self.lb_frame_btn_lbox, image=self.exp_pic, command=Tunnel.export,
-                                  padding=0)
+        self.btn_exp = ttk.Button(self.lb_frame_btn_lbox, image=self.exp_pic, command=Tunnel.export, padding=0)
         self.btn_exp.grid(column=0, row=3, padx=15, pady=8)
 
         def empty_list_enter(event):
             """ The mouse moves into the entry widget """
-            window.my_tool_tip = MyToolTip(event.x_root, event.y_root,
-                                           'No Tunnels in List for Export')
+            window.my_tool_tip = MyToolTip(event.x_root, event.y_root, 'No Tunnels in List for Export')
 
         def empty_list_leave(_):
             """ The mouse moves from the entry widget """
@@ -1011,8 +996,7 @@ class FrameWidgets(ttk.Frame):
 
         def empty_list_start_enter(event):
             """ The mouse moves into the entry widget """
-            window.my_tool_tip = MyToolTip(event.x_root, event.y_root,
-                                           'No tunnels to start in the list')
+            window.my_tool_tip = MyToolTip(event.x_root, event.y_root, 'No tunnels to start in the list')
 
         def empty_list_start_leave(_):
             """ The mouse moves from the entry widget """