:: dont type out cmds in cmd window
@echo off
set CustPython=R:\Pipeline\App_Win\Python27x64\

:: Check for Python Installation
python --version 2>NUL
if errorlevel 1 goto NoPython

::====== hasPython ======
call python.exe %~dp0%~n0.py %1 && goto done
goto console

::====== noPython ======
:NoPython
IF EXIST %CustPython% (
  echo %CustPython%
  call %CustPython%python.exe %~dp0%~n0.py %1 && goto done
  goto console
) ELSE (
  echo Error^: Python not detected  
)

:console
pause
:done