From 6e812946853e4ecb9b4c502dd71e6e78cd482ce4 Mon Sep 17 00:00:00 2001
From: monosans <hsyqixco@protonmail.com>
Date: Sun, 19 Jan 2025 01:35:44 +0000
Subject: [PATCH] fix: change the `Downloadable` protocol to be non-writable to
 shut up type checking that checks code that uses the `bot.download(...)`
 method (#1628)

* fix: don't require Downloadable.file_id to be writable

* docs: add changelog

* Update CHANGES/1628.bugfix.rst

Co-authored-by: Alex Root Junior <jroot.junior@gmail.com>

---------

Co-authored-by: Alex Root Junior <jroot.junior@gmail.com>
---
 CHANGES/1628.bugfix.rst       | 1 +
 aiogram/types/downloadable.py | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)
 create mode 100644 CHANGES/1628.bugfix.rst

diff --git a/CHANGES/1628.bugfix.rst b/CHANGES/1628.bugfix.rst
new file mode 100644
index 00000000..ee5d7299
--- /dev/null
+++ b/CHANGES/1628.bugfix.rst
@@ -0,0 +1 @@
+Change the :code:`Downloadable` protocol to be non-writable to shut up type checking that checks code that uses the :code:`bot.download(...)` method
diff --git a/aiogram/types/downloadable.py b/aiogram/types/downloadable.py
index be808293..080caf64 100644
--- a/aiogram/types/downloadable.py
+++ b/aiogram/types/downloadable.py
@@ -2,4 +2,5 @@ from typing import Protocol
 
 
 class Downloadable(Protocol):
-    file_id: str
+    @property
+    def file_id(self) -> str: ...