def __init__(self, methods=None, callReturnValue=default):
        """
        @param methods: Mapping of names to return values
        @param callReturnValue: object __call__ should return
        """
        self.occurrences = []
        if methods is None:
            methods = {}
        self.methods = methods
        if callReturnValue is not default:
            self.callReturnValue = callReturnValue

        @param methods: Mapping of names to return values
        @param callReturnValue: object __call__ should return
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/conch/test/test_insults.py