Launching other programs from Python

[Truman]

Thank you, now I got this one

Error:
C:\Python36\kodovi>times.py
Traceback (most recent call last):
  File "C:\Python36\kodovi\times.py", line 88, in <module>
    subprocess.Popen(r'C:\Users\user\Desktop\notepad.lnk')
  File "C:\Python36\lib\subprocess.py", line 709, in __init__
    restore_signals, start_new_session)
  File "C:\Python36\lib\subprocess.py", line 997, in _execute_child
    startupinfo)
OSError: [WinError 193] %1 is not a valid Win32 application

how everything looks simple in the book but complicated when you have to make it work.