<p>calculator.py 라는 파일을 만들었는데 오류가 나네요.</p>
<p>왜 이러는 거죠?</p>
<p>오류문-&gt;</p>
<p>line 156, in bc_0</p>
<p>&nbsp; &nbsp; txt.insert("0")</p>
<p>TypeError: insert() missing 1 required positional argument: 'string'</p>
<p>Exception in Tkinter callback</p>
<p></p>
<p>코드-&gt;</p>
<div style="color: #d4d4d4; background-color: #1e1e1e; font-family: Consolas, 'Courier New', monospace; font-size: 14px; line-height: 19px; white-space: pre;">
<div>&nbsp;&nbsp;&nbsp;&nbsp;<span style="color: #569cd6;">def</span>&nbsp;<span style="color: #dcdcaa;">bc_0</span>():</div>
<br />
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;num_lst.append(<span style="color: #b5cea8;">0</span>)</div>
<br /><br />
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;txt.config(<span style="color: #9cdcfe;">state</span>=<span style="color: #ce9178;">"normal"</span>)</div>
<br />
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;txt.insert(<span style="color: #b5cea8;">0</span>)</div>
<br />
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;txt.config(<span style="color: #9cdcfe;">state</span>=<span style="color: #ce9178;">"readonly"</span>)</div>
</div>

인프런 커뮤니티 질문&답변

insert() 오류 해석