3.9)"><em>str</em></a>) – text for speech synthesis</p></li>
<li><p><strong>lang</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)"><em>str</em></a>) – text’s language Ex) how are you?: en, 안녕하세요.: ko</p></li>
<li><p><strong>speaker</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.9)"><em>str</em></a>) – designate a speaker such as ko, en, zh etc..