From f8772e35e2da9a0912b8f04b7ec7ec74ddeed3df Mon Sep 17 00:00:00 2001
From: Hassieb Pakzad <68423100+hassiebp@users.noreply.github.com>
Date: Mon, 16 Jun 2025 13:21:53 +0200
Subject: [PATCH 1/2] fix(client): url encoding slashes

---
 langfuse/_client/client.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/langfuse/_client/client.py b/langfuse/_client/client.py
index 2837dcfef..35bd5f55a 100644
--- a/langfuse/_client/client.py
+++ b/langfuse/_client/client.py
@@ -2249,4 +2249,7 @@ def update_prompt(
         return updated_prompt
 
     def _url_encode(self, url: str) -> str:
-        return urllib.parse.quote(url)
+        # urllib.quote does not escape slashes "/" by default
+        # we need add safe="" to force escaping of slashes
+        # This is necessary for prompts in prompt folders
+        return urllib.parse.quote(url, safe="")

From 1db0577b0c2f74b4e2fe6f2f398d1ab272ab7da3 Mon Sep 17 00:00:00 2001
From: Hassieb Pakzad <68423100+hassiebp@users.noreply.github.com>
Date: Mon, 16 Jun 2025 13:35:10 +0200
Subject: [PATCH 2/2] Update langfuse/_client/client.py

Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>
---
 langfuse/_client/client.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/langfuse/_client/client.py b/langfuse/_client/client.py
index 35bd5f55a..8cbb604bc 100644
--- a/langfuse/_client/client.py
+++ b/langfuse/_client/client.py
@@ -2249,7 +2249,7 @@ def update_prompt(
         return updated_prompt
 
     def _url_encode(self, url: str) -> str:
-        # urllib.quote does not escape slashes "/" by default
+        # urllib.parse.quote does not escape slashes "/" by default; we need to add safe="" to force escaping
         # we need add safe="" to force escaping of slashes
         # This is necessary for prompts in prompt folders
         return urllib.parse.quote(url, safe="")