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# -*- coding: utf-8 -*-

import os

import sys

import signal

import inspect

from qtpy.QtCore import QObject, Slot

class PythonReloader(QObject):

def __init__(self, main, parent=None):

super(PythonReloader, self).__init__(parent)

self._main = main

@Slot()

def restart(self):

import_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), '..')

python_path = os.environ.get('PYTHONPATH', '')

if import_dir not in python_path:

python_path += ':{}'.format(import_dir)

os.environ['PYTHONPATH'] = python_path

args = [sys.executable, self._main] + sys.argv[1:]

handler = signal.getsignal(signal.SIGTERM)

if handler:

handler(signal.SIGTERM, inspect.currentframe())

os.execv(sys.executable, args)