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74 lines
2.1 KiB
74 lines
2.1 KiB
#!/usr/bin/env python3 |
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# -*- coding: utf-8 -*- |
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# Copyright (C) 2018 Andy Stewart |
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# |
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# Author: Andy Stewart <lazycat.manatee@gmail.com> |
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# Maintainer: Andy Stewart <lazycat.manatee@gmail.com> |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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from PyQt5 import QtCore |
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import functools |
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import os |
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import socket |
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class PostGui(QtCore.QObject): |
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through_thread = QtCore.pyqtSignal(object, object) |
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def __init__(self, inclass=True): |
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super(PostGui, self).__init__() |
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self.through_thread.connect(self.on_signal_received) |
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self.inclass = inclass |
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def __call__(self, func): |
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self._func = func |
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@functools.wraps(func) |
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def obj_call(*args, **kwargs): |
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self.emit_signal(args, kwargs) |
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return obj_call |
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def emit_signal(self, args, kwargs): |
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self.through_thread.emit(args, kwargs) |
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def on_signal_received(self, args, kwargs): |
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if self.inclass: |
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obj, args = args[0], args[1:] |
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self._func(obj, *args, **kwargs) |
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else: |
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self._func(*args, **kwargs) |
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def touch(path): |
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if not os.path.exists(path): |
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basedir = os.path.dirname(path) |
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if not os.path.exists(basedir): |
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os.makedirs(basedir) |
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with open(path, 'a'): |
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os.utime(path) |
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def get_free_port(): |
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""" |
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Determines a free port using sockets. |
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""" |
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free_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) |
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free_socket.bind(('0.0.0.0', 0)) |
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free_socket.listen(5) |
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port = free_socket.getsockname()[1] |
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free_socket.close() |
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return port
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