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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_column_size_limit(self, column_name: str, size_limit: int):
 """ Sets the size limit of a specific column. :param column_name: The name of the column to change. :param size_limit: The max size of the column width. """

        if self._column_size_map.get(column_name):
            self._column_size_map[column_name] = size_limit
        else:
            raise ValueError(f'There is no column named {column_name}!')