From 7a667ed02175df7f8e7129bdf6c64b4afe409344 Mon Sep 17 00:00:00 2001
From: Max <37951044+miloserdev@users.noreply.github.com>
Date: Fri, 7 Mar 2025 13:40:40 +0300
Subject: [PATCH] Allow use any description type

---
 fastapi/routing.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fastapi/routing.py b/fastapi/routing.py
index 457481e32..ca589f487 100644
--- a/fastapi/routing.py
+++ b/fastapi/routing.py
@@ -531,7 +531,7 @@ class APIRoute(routing.Route):
         self.description = description or inspect.cleandoc(self.endpoint.__doc__ or "")
         # if a "form feed" character (page break) is found in the description text,
         # truncate description text to the content preceding the first "form feed"
-        self.description = self.description.split("\f")[0].strip()
+        self.description = self.description.split("\f")[0].strip() if type(self.description) is str else self.description
         response_fields = {}
         for additional_status_code, response in self.responses.items():
             assert isinstance(response, dict), "An additional response must be a dict"