notepad++ startup.py

startup.py

from Npp import *
    
def indent_auto_detect(arg):
    for i in range(editor.getLineCount()):
        pos = editor.positionFromLine(i)
        indent = editor.getLineIndentPosition(i)-pos
        if indent > 0:
            if ord('\t') == editor.getCharAt(pos):
                console.write("Indentation: Tabs\n")
                editor.setUseTabs(True)
                return
            elif indent in [2, 3, 4, 8]:
                console.write("Indentation: %d spaces\n" % indent)
                editor.setUseTabs(False)
                editor.setIndent(indent)
                return

notepad.clearCallbacks([NOTIFICATION.BUFFERACTIVATED, NOTIFICATION.READY])    
notepad.callback(indent_auto_detect, [NOTIFICATION.BUFFERACTIVATED])
notepad.callback(indent_auto_detect, [NOTIFICATION.READY])
console.write("Automatic indentation detection started\n")
indent_auto_detect(None)