From fb5eec56dd2212d07a77dfb4ed4b25d26ccebcb2 Mon Sep 17 00:00:00 2001
From: G30 <50341825+silentoplayz@users.noreply.github.com>
Date: Tue, 20 Oct 2026 13:22:24 -0400
Subject: [PATCH] fix: running a block whose last value is a date, Decimal or
 object shows the value instead of an error (#32682)

---
 src/lib/pyodide/pyodideSandboxHost.ts | 5 ++++-
 src/lib/workers/pyodide.worker.ts     | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/lib/pyodide/pyodideSandboxHost.ts b/src/lib/pyodide/pyodideSandboxHost.ts
index b99ac0fc71..3f64927159 100644
--- a/src/lib/pyodide/pyodideSandboxHost.ts
+++ b/src/lib/pyodide/pyodideSandboxHost.ts
@@ -92,7 +92,10 @@ const sandboxScript = String.raw`
 			if (['string', 'number', 'boolean'].includes(typeof value)) return value;
 			if (typeof value === 'bigint') return value.toString();
 			if (Array.isArray(value)) return value.map(clean);
-			if (typeof value.toJs === 'function') return clean(value.toJs());
+			if (typeof value.toJs === 'function') {
+				const converted = value.toJs();
+				return typeof converted?.toJs === 'function' ? converted.toString() : clean(converted);
+			}
 			if (typeof value === 'object') {
 				const out = {};
 				for (const key in value) {
diff --git a/src/lib/workers/pyodide.worker.ts b/src/lib/workers/pyodide.worker.ts
index 4eb3ee7a31..9318d15425 100644
--- a/src/lib/workers/pyodide.worker.ts
+++ b/src/lib/workers/pyodide.worker.ts
@@ -346,7 +346,10 @@ function processResult(result: any): any {
 		}
 		if (typeof result.toJs === 'function') {
 			// If it's a Pyodide proxy object (e.g., Pandas DF, Numpy Array), convert to JS and process recursively
-			return processResult(result.toJs());
+			const converted = result.toJs();
+			return typeof converted?.toJs === 'function'
+				? converted.toString()
+				: processResult(converted);
 		}
 		if (typeof result === 'object') {
 			// Convert JS objects to a recursively serialized representation