From: Tom Christie <tom@tomchristie.com>
Date: Thu, 19 Oct 2023 10:19:52 +0000 (+0100)
Subject: Use set instead of list
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8e8ef6e9c62ae9c88299cfc459fef343969999e7;p=thirdparty%2Fhttpx.git

Use set instead of list
---

diff --git a/httpx/_utils.py b/httpx/_utils.py
index cc1cbecd..875dd29d 100644
--- a/httpx/_utils.py
+++ b/httpx/_utils.py
@@ -27,7 +27,7 @@ _HTML5_FORM_ENCODING_RE = re.compile(
 
 # Text codecs as supported by Chromium, Oct. 2023.
 # https://chromium.googlesource.com/chromium/chromium/+/refs/heads/trunk/chrome/browser/character_encoding.cc#36
-SUPPORTED_CODECS = [
+SUPPORTED_CODECS = {
     "utf-8",
     "utf-16le",
     "iso-8859-1",
@@ -65,7 +65,7 @@ SUPPORTED_CODECS = [
     "iso-8859-10",
     "iso-8859-14",
     "iso-8859-16",
-]
+}
 
 
 def normalize_header_key(