Wierd PyQt5 Abort

Output

(venv) ~ $ python whyAbort.py
fish: Job 4, “python whyAbort.py” terminated by signal SIGSEGV (Address boundary error)

whyAbort.py

#!/usr/bin/env python
import sys

from PyQt5 import Qt, QtCore, QtGui, QtQml, QtWidgets


class OutputType(QtCore.QObject):
    pass

QML = b"""
import QtQuick 2.7

import OutputType 1.0

Item {

    OutputType {
        function getQueryFilter(){
          var filters = [];
        }
    }
}
"""

app = QtWidgets.QApplication(sys.argv + ["-nograb"])
QtQml.qmlRegisterType(OutputType, 'OutputType', 1, 0, 'OutputType')
engine = QtQml.QQmlApplicationEngine()
engine.loadData(QML)
sys.exit(app.exec_())