def check_available_aac_encoders():
cmd = [<EOL>'<STR_LIT>',<EOL>'<STR_LIT>', '<STR_LIT:error>',<EOL>'<STR_LIT>'<EOL>]<EOL>output = sp.check_output(cmd)<EOL>aac_codecs = [<EOL>x for x in<EOL>output.splitlines() if "<STR_LIT>" in str(x)<EOL>][<NUM_LIT:0>]<EOL>hay = aac_codecs.decode('<STR_LIT:ascii>')<EOL>match = re.findall(r'<STR_LIT>', hay)<EOL>if match:<EOL><INDENT>return match[<NUM_LIT:0>].split("<STR_LIT:U+0020>")<EOL><DEDENT>else:<EOL><INDENT>return None<EOL><DEDENT>
Returns the available AAC encoders

    Returns
    ----------
    codecs : list(str)
        List of available encoder codecs