code: def set_attributes(obj, additional_data):
      
      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)
docs: 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.