Python scripts in blender 2.34 on mac os10.3.5???

have mac os10.3.5 and blender 2.34. allso have every python script I can find but have no idea how to, or where to, install them. one info says full python is preinstalled on os10.3. another says r click on app/show package/place py docs in mac folder. I found the folder but are they placed loose, is there a file path to set? is this info correct.WHICH info is correct?
Thanks much for any assistance!