From 4c4099966ad39d8ffe21e97bc2d24700aa8c8ffd Mon Sep 17 00:00:00 2001
From: Oxan van Leeuwen <oxan@oxanvanleeuwen.nl>
Date: Mon, 5 Jul 2021 00:04:18 +0200
Subject: [PATCH] Fix invalid escape sequences in regex (#1814)

---
 esphome/components/logger/__init__.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/esphome/components/logger/__init__.py b/esphome/components/logger/__init__.py
index 2b571b817b..8d79c96f63 100644
--- a/esphome/components/logger/__init__.py
+++ b/esphome/components/logger/__init__.py
@@ -205,8 +205,7 @@ def maybe_simple_message(schema):
 
 def validate_printf(value):
     # https://stackoverflow.com/questions/30011379/how-can-i-parse-a-c-format-string-in-python
-    # pylint: disable=anomalous-backslash-in-string
-    cfmt = """\
+    cfmt = r"""
     (                                  # start of capture group 1
     %                                  # literal "%"
     (?:[-+0 #]{0,5})                   # optional flags