workaround for pickling bug (?)

wrapper.py

@@ -8,6 +8,7 @@ import argparse
 import copy
 import multiprocessing
 import os
+import pickle
 import re
 import random
 import signal
@@ -154,18 +155,21 @@ def clean_up():
     if args.cpunetlog != "":
         cpunetlog.terminate()
     for i in sender:
+        subprocess.Popen(["kill", "-9", i['utility_data'][0]])
 #        if i['utility'].returncode == None:
-            try:
-                i['utility'].kill()
-            except ProcessLookupError:
-                pass
+#            try:
+#                i['utility'].kill()
+#            except ProcessLookupError:
+#                pass
 #        i['utility_file'].close()
     time.sleep(1)
 
 def start_utility(sender_key, scheduled_time):
     time.sleep(abs(scheduled_time - time.perf_counter()))
-    return subprocess.Popen(sender[sender_key]['utility_command'],
+    process = subprocess.Popen(sender[sender_key]['utility_command'],
                             stdout=sender[sender_key]['utility_file'])
+    data = [process.pid, process.args]
+    return data
 
 
 
@@ -318,8 +322,8 @@ with multiprocessing.Pool(len(sender)) as pool:
 #time.sleep(5)
     for key, i in enumerate(sender):
 #        i['thread'].join()
-        i['utility'] = pool_results[key].get()
-        print(i['utility'].args)
+        i['utility_data'] = pool_results[key].get()
+        print(i['utility_data'][1])
 
 
 
@@ -332,7 +336,7 @@ if args.utility != "netperf":
     line = ss_file.readline()
     while line is not "":
         for key, i in enumerate(sender):
-            if re.search(str(i['utility'].pid), line):
+            if re.search(str(i['utility_data'][0]), line):
                 start = re.search(i['src'], line).end()+1
                 print(line[start:start+5])
                 i['src_port'] = line[start:start+5]