Return the formatted outputter string, removing the ANSI escape sequences.

def string_format(data, out, opts=None, **kwargs):
    '''
    Return the formatted outputter string, removing the ANSI escape sequences.
    '''
    raw_output = try_printout(data, out, opts, **kwargs)
    ansi_escape = re.compile(r'\x1b[^m]*m')
    return ansi_escape.sub('', raw_output)