Removed env from .gitignore

.gitignore

@@ -1,4 +1,3 @@
 __pycache__
 .vscode
 devenv
-env

modules/swap/module.py

@@ -44,7 +44,7 @@ class SwapModule(AbstractModule):
             self.swap_file = final_list[5]
         except IndexError:
             print("Swap file doesn´t exist!")
-            return "None"
+            return None
 
     def get_swap_size(self):
         swap_size = subprocess.check_output(['swapon', '--show']).decode("UTF-8")
@@ -118,7 +118,7 @@ class SwapModule(AbstractModule):
 
     def delete_swap(self):
         location = self.swap_location_check()
-        if location == "None":
+        if location is None:
             return None
         else:
             disable_swapfile = "sudo swapoff {} && ".format(self.swap_file) + \