From cc22cf0ad23854767b3931fd59604bf71363b254 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Benito=20L=C3=B3pez?= <belono@users.noreply.github.com>
Date: Mon, 25 Sep 2023 18:44:37 +0200
Subject: [PATCH] Update src/escpos/printer/file.py

Add return type

Co-authored-by: Patrick Kanzler <4189642+patkan@users.noreply.github.com>
---
 src/escpos/printer/file.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/escpos/printer/file.py b/src/escpos/printer/file.py
index c2f932c..852d758 100644
--- a/src/escpos/printer/file.py
+++ b/src/escpos/printer/file.py
@@ -80,7 +80,7 @@ class File(Escpos):
                 return
         logging.info("File printer enabled")
 
-    def flush(self):
+    def flush(self) -> None:
         """Flush printing content."""
         self.device.flush()