from __future__ import annotations

import sys


def _dummy_sys_trace(*args, **kwds):
    pass


def set_local_trace():
    def temp_trace(frame, *args):
        print(frame.f_lineno)
        frame.f_trace = None
        sys.settrace(None)

    f = sys._getframe(1)
    f.f_trace = temp_trace
    sys.settrace(_dummy_sys_trace)


for i in range(10):
    print("NOP")
    set_local_trace()
    print("NOP2")