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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_attributes(obj, additional_data):
 """ Given an object and a dictionary, give the object new attributes from that dictionary. Uses _strip_column_name to git rid of whitespace/uppercase/special characters. """

    for key, value in additional_data.items():
        if hasattr(obj, key):
            raise ValueError("Key %s in additional_data already exists in this object" % key)
        setattr(obj, _strip_column_name(key), value)