def __add__(self, given_data):
summed_sketch = self.__class__(width=self.width, depth=self.depth, seed=self.seed, k=self.k)<EOL>summed_sketch.copy(self)<EOL>return summed_sketch.__iadd__(given_data)<EOL>
Get merged sketch
        summed_sketch = sketch + sketch
        or
        summed_sketch = sketch + dict
        Param:
            <Sketch> | <dict> given_data
        Return:
            <Sketch> summed_sketch