(venv)➜  /tmp  cat test3.sh
#!/bin/bash

trap handle SIGINT

# run if received
handle()
{
  kill -2 $CURRENT_PID
  echo -en "\n Exiting Current process [$CURRENT_PID] $?\n"
  exit $?
}

python -c "while True: pass" &
CURRENT_PID=$!
wait "$CURRENT_PID"
(venv)➜  /tmp  ./test3.sh&
[1] 78470
(venv)➜  /tmp  kill -2 78470

 Exiting Current process [78473] 0
[1]  + 78470 done       ./test3.sh
(venv)➜  /tmp  ps aux | grep python
mgrigaitis      78473  99,9  0,0  2464024   3780 s000  RN    2:48     0:17.36 python -c while True: pass
mgrigaitis      78481   0,0  0,0  2432772    480 s000  R+    2:48     0:00.00 grep --color=auto --exclude-dir=.bzr --exclude-dir=.cvs --exclude-dir=.git --exclude-dir=.hg --exclude-dir=.svn python
(venv)➜  /tmp  python --version
Python 2.7.10