def __init__(self, name, host='127.0.0.1', port=27017):
        self.name = name
        self.host = host
        self.port = port
def on_fuzzing_range_start_changed(self, value: int):
        self.ui.sBAddRangeEnd.setMinimum(value)
        self.ui.sBAddRangeStep.setMaximum(self.ui.sBAddRangeEnd.value() - value)