def wrap_lines(self, text, indent_level, indent_size=4):
        """Indent a multiline string

        Args:
            text (string): The string to indent
            indent_level (int): The number of indent_size spaces to prepend
                to each line
            indent_size (int): The number of spaces to prepend for each indent
                level

        Returns:
            string: The indented block of text
        """

        indent = ' '*indent_size*indent_level
        lines = text.split('\n')

        wrapped_lines = []

        for line in lines:
            if line == '':
                wrapped_lines.append(line)
            else:
                wrapped_lines.append(indent + line)

        return '\n'.join(wrapped_lines)