Small Python IO Cleanup

src/modules/bootloader/main.py

@@ -106,7 +106,6 @@ def create_systemd_boot_conf(uuid, conf_path, kernel_line):
     with open(conf_path, 'w') as f:
         for l in lines:
             f.write(l)
-    f.close()
 
 
 def create_loader(loader_path):
@@ -126,7 +125,6 @@ def create_loader(loader_path):
     with open(loader_path, 'w') as f:
         for l in lines:
             f.write(l)
-    f.close()
 
 
 def install_systemd_boot(efi_directory):

src/modules/unpackfs/main.py

@@ -264,13 +264,9 @@ def run():
         fs_is_supported = False
 
         if os.path.isfile(PATH_PROCFS) and os.access(PATH_PROCFS, os.R_OK):
-            procfile = open(PATH_PROCFS, 'r')
+            with open(PATH_PROCFS, 'r') as procfile:
                 filesystems = procfile.read()
-            procfile.close()
-
-            filesystems = filesystems.replace("nodev", "")
-            filesystems = filesystems.replace("\t", "")
-            filesystems = filesystems.splitlines()
+                filesystems = filesystems.replace("nodev", "").replace("\t", "").splitlines()
 
                 # Check if the source filesystem is supported
                 for fs in filesystems: