From cb88ace5d09f3357487626f7b336eb532a5622db Mon Sep 17 00:00:00 2001
From: Marc Mueller <30130371+cdce8p@users.noreply.github.com>
Date: Thu, 23 Sep 2021 14:22:40 +0200
Subject: [PATCH] Add default value to MessageStyle

---
 pylint/reporters/text.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/pylint/reporters/text.py b/pylint/reporters/text.py
index 8af3f879c6f..fa9d8f98cdc 100644
--- a/pylint/reporters/text.py
+++ b/pylint/reporters/text.py
@@ -57,7 +57,7 @@ class MessageStyle(NamedTuple):
     """The color name (see `ANSI_COLORS` for available values)
     or the color number when 256 colors are available
     """
-    style: Tuple[str, ...]
+    style: Tuple[str, ...] = ()
     """Tuple of style strings (see `ANSI_COLORS` for available values).
     """
 
@@ -237,10 +237,10 @@ class ColorizedTextReporter(TextReporter):
 
     name = "colorized"
     COLOR_MAPPING: ColorMappingDict = {
-        "I": MessageStyle("green", ()),
+        "I": MessageStyle("green"),
         "C": MessageStyle(None, ("bold",)),
         "R": MessageStyle("magenta", ("bold", "italic")),
-        "W": MessageStyle("magenta", ()),
+        "W": MessageStyle("magenta"),
         "E": MessageStyle("red", ("bold",)),
         "F": MessageStyle("red", ("bold", "underline")),
         "S": MessageStyle("yellow", ("inverse",)),  # S stands for module Separator
@@ -299,7 +299,7 @@ def __init__(
 
     def _get_decoration(self, msg_id: str) -> MessageStyle:
         """Returns the message style as defined in self.color_mapping"""
-        return self.color_mapping.get(msg_id[0]) or MessageStyle(None, ())
+        return self.color_mapping.get(msg_id[0]) or MessageStyle(None)
 
     def handle_message(self, msg: Message) -> None:
         """manage message of different types, and colorize output