only open python if not sim mode

afsk/main.c

@@ -618,6 +618,8 @@ int main(int argc, char * argv[]) {
       get_tlm_fox();	
   firstTime = 1;
 	  
+  if (!sim_mode)
+  {
     strcpy(pythonStr, pythonCmd);
     strcat(pythonStr, busStr);
     strcat(pythonConfigStr, pythonStr);
@@ -629,6 +631,7 @@ int main(int argc, char * argv[]) {
 
     fgets(cmdbuffer, 1000, file1);
     fprintf(stderr, "pythonStr result: %s\n", cmdbuffer);
+  }
 	
   long int loopTime;
   loopTime = millis();