pylanceはOpen Sourceではない、かつVSCodeしか使えない。
Cursorを利用する場合、pylanceと同じ機能の拡張はないですが、Cursor Pyrightを利用する。
<ul data-line="4" class="code-line">
<li data-line="4" class="code-line">Cursor Pyright: Pythonで検索 
<img src="https://static.zenn.studio/user-upload/017cf088958c-20251109.png" alt="" class="md-img" loading="lazy">
</li>
</ul>
<iframe id="zenn-embedded__c362080d4080a" src="https://embed.zenn.studio/card#zenn-embedded__c362080d4080a" data-content="https%3A%2F%2Fcursor.com%2Fja%2Fdocs%2Fconfiguration%2Flanguages%2Fpython" frameborder="0" scrolling="no" loading="lazy"></iframe><a href="https://cursor.com/ja/docs/configuration/languages/python" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://cursor.com/ja/docs/configuration/languages/python</a>
また変わるかもしれませんので、使えなくなったあら、pyrightか、そのforkに戻るの選択肢もあります。
補足情報：
<ul data-line="12" class="code-line">
<li data-line="12" class="code-line">pyright: pylanceが元となるOpen Source Software</li>
<li data-line="13" class="code-line">Basedpyright: pyrightのfork</li>
<li data-line="14" class="code-line">Cursor Pyright：Basedpyrightのfork</li>
</ul>
pylanceとpyrightの違い： 
<iframe id="zenn-embedded__873fc9895962e" src="https://embed.zenn.studio/card#zenn-embedded__873fc9895962e" data-content="https%3A%2F%2Fgithub.com%2Fmicrosoft%2Fpylance-release%2Fblob%2Fmain%2FFAQ.md%23what-features-are-in-pylance-but-not-in-pyright-what-is-the-difference-exactly" frameborder="0" scrolling="no" loading="lazy"></iframe><a href="https://github.com/microsoft/pylance-release/blob/main/FAQ.md#what-features-are-in-pylance-but-not-in-pyright-what-is-the-difference-exactly" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://github.com/microsoft/pylance-release/blob/main/FAQ.md#what-features-are-in-pylance-but-not-in-pyright-what-is-the-difference-exactly</a>

自分用メモ：Cursorでpylance

新しい選択肢：<a href="https://pyrefly.org/" target="_blank" rel="nofollow noopener noreferrer">https://pyrefly.org/</a>

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