From 96a6023bdab3f6bbfd19727fa15be18c782a737b Mon Sep 17 00:00:00 2001
From: Wei Wu <96556502+scnwwu@users.noreply.github.com>
Date: Fri, 9 Aug 2024 02:56:35 -0400
Subject: [PATCH] fix: clear cell output before cell executing (#1127)

---
 client/src/components/notebook/Controller.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/client/src/components/notebook/Controller.ts b/client/src/components/notebook/Controller.ts
index 94feb8eee..ea7c6d0ae 100644
--- a/client/src/components/notebook/Controller.ts
+++ b/client/src/components/notebook/Controller.ts
@@ -60,6 +60,7 @@ export class NotebookController {
     const execution = this._controller.createNotebookCellExecution(cell);
     execution.executionOrder = ++this._executionOrder;
     execution.start(Date.now()); // Keep track of elapsed time to execute cell.
+    execution.clearOutput();
 
     const session = getSession();
     session.onExecutionLogFn = (logLines) => {