smileyr

<pre class="language-python" style="box-sizing: border-box; margin-top: 12px; margin-bottom: 12px; padding: 12px; -webkit-font-smoothing: auto; font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace; background: #2d2d2d; color: #cccccc; font-size: 14px; overflow: auto; overflow-wrap: normal; word-break: normal; line-height: 1.5; tab-size: 4; hyphens: none; border-radius: 3px; text-shadow: none !important;"><code style="box-sizing: border-box; background: initial; border-radius: 3px; padding: 0px; -webkit-font-smoothing: auto; font-family: SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace; color: currentcolor; margin: 0px; word-break: normal; border: 0px; display: inline; overflow: visible; line-height: inherit; overflow-wrap: normal;">with open(str({num})+"주차.txt".format(num),"w", encoding="utf8") as numb_file:</code></pre>
<p>문장에서 .format이 왜 필요한걸까요? 그리고 str({num})을 굳이{num}으로 하는 이유가 있을까요? 그냥 str(num)로 하면 안되는 걸까요?</p>

이렇게 풀면 왜 오류가 날까요?

<p>네!! 완전 이해됐습니다!! 감사합니다!!!!!</p>

smileyr

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