rewriting run_cmd a bit more to handle timout errors

src/sniffer.py

@@ -5,7 +5,11 @@ def run_cmd(cmd, out=subprocess.PIPE, timeout=None):
 	# Just runs a command, supports changing the pipe n stuff 
 
     proc = subprocess.Popen(cmd, stdout = out, stderr = subprocess.PIPE, shell=True)
+
+    try:
         proc.wait(timeout=timeout)
+    except subprocess.TimeoutExpired:
+        return ("","",-1)
 
     return (proc.stdout.read().decode(), proc.stderr.read().decode(), proc.returncode)
 
@@ -44,10 +48,6 @@ class Sniffer:
         if code != 0:
             return code
         
-        #time.sleep(timeout+.1) # Give a bit of time for airodump to write
-
-        #stdout, code = run_cmd(f"killall -i airodump-ng")
-
         full_filepath = f"{dump_file}-01.csv"
 
         return self.parse_sniff(full_filepath)