Allow reading Png image for statistics

1 files changed, 3 insertions, 1 deletions

diff --git a/src/net_monitor b/src/net_monitor
index 1c347ed..fb3c834 100755
--- a/src/net_monitor
+++ b/src/net_monitor
@@ -11,6 +11,7 @@ from gi.repository import Pango
 
 import gc
 import os
+import subprocess
 from stat import *
 import datetime
 import getopt
@@ -834,7 +835,8 @@ class MonitorGui:
             # show summary if parameter is unknown
             print("Unknown parameter %s, showing summary.." % type)
             param="-s"
-        data = os.popen("vnstati %s -o - -i %s" % (param, iface)).read()
+        pr = subprocess.Popen(("vnstati %s -o - -i %s" % (param, iface)).split(),stdout=subprocess.PIPE)
+        data, _ = pr.communicate()
         loader = GdkPixbuf.PixbufLoader()
         loader.write(data)
         loader.close()