import py

import os, sys

if sys.platform == "win32" or getattr(os, '_name', '') == 'nt':

    try:

        import ctypes

    except ImportError:

        def dokill(pid):

            py.process.cmdexec("taskkill /F /PID %d" %(pid,))

    else:

        def dokill(pid):

            PROCESS_TERMINATE = 1

            handle = ctypes.windll.kernel32.OpenProcess(

                        PROCESS_TERMINATE, False, pid)

            ctypes.windll.kernel32.TerminateProcess(handle, -1)

            ctypes.windll.kernel32.CloseHandle(handle)

else:

    def dokill(pid):

        os.kill(pid, 15)

def kill(pid):

    """ kill process by id. """

    dokill(pid)