add translator for Qt internals and application specific strings

run_pyqt_application.pyw

#!python3.4
"""
Script for starting a PyQt5 Application.

"""

import sys
from PyQt5.QtWidgets import QApplication
from PyQt5.Qt import QLocale, QTranslator
from myapp import VERSION


app = QApplication(sys.argv)
app.setApplicationName("my app")
app.setOrganizationName("acme")
app.setApplicationVersion(VERSION)

# Translate Qt internals
locale = QLocale.system().name()
qtTranslator = QTranslator()
if qtTranslator.load("qtbase_" + locale, ":/transl"):
    app.installTranslator(qtTranslator)

# Translate app texts
appTranslator = QTranslator()
if appTranslator.load("myapp_" + locale, ":/transl"):
    app.installTranslator(appTranslator)

#start gui
dlg = MainWindow()
dlg.show()
app.exec_()