subprocess.run does not work in python 3.4

tools/helpers.py

@@ -16,18 +16,10 @@ def run_ipset(command, *args, **kw):
         args=' '.join(args)
     )
 
-    proc = subprocess.run(
+    proc = subprocess.call(
         shlex.split(full_command),
         stdout=subprocess.PIPE,
-        timeout=2,
-        check=True
+        timeout=2
     )
 
-    #proc = subprocess.Popen(
-    #    shlex.split(full_command),
-    #    stdout=subprocess.PIPE
-    #)
-
-    #(output, error) = proc.communicate(timeout=2)
-
     return proc

tools/manage_client.py

@@ -102,7 +102,8 @@ if args.refresh:
         'list',
         config.get('ipset', 'set_name'),
         '-output',
-        'save'
+        'save',
+        use_sudo=False
     )
 
     for _line in proc.stdout.splitlines():