From 236d2f6985e364dcf30c0a20660ffbe374beec3a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Mon, 13 Sep 2021 21:20:49 +0200
Subject: [PATCH 1/2] Stop using deprecated distutils.util

Using distutils emits a DeprecationWarning with python 3.10 at
runtime. (And the module is slated for removal in python 3.12.)

The list of accepted strings is taken from
https://docs.python.org/3/distutils/apiref.html#distutils.util.strtobool
---
 progressbar/utils.py | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/progressbar/utils.py b/progressbar/utils.py
index f1e2dd4..a9dc6f5 100644
--- a/progressbar/utils.py
+++ b/progressbar/utils.py
@@ -1,5 +1,4 @@
 from __future__ import absolute_import
-import distutils.util
 import atexit
 import io
 import os
@@ -173,13 +172,15 @@ def env_flag(name, default=None):
     Accepts environt variables formatted as y/n, yes/no, 1/0, true/false,
     on/off, and returns it as a boolean
 
-    If the environt variable is not defined, or has an unknown value, returns
-    `default`
+    If the environment variable is not defined, or has an unknown value,
+    returns `default`
     '''
-    try:
-        return bool(distutils.util.strtobool(os.environ.get(name, '')))
-    except ValueError:
-        return default
+    v = os.getenv(name)
+    if v and v.lower() in ('y', 'yes', 't', 'true', 'on', '1'):
+        return True
+    if v and v.lower() in ('n', 'no', 'f', 'false', 'off', '0'):
+        return False
+    return default
 
 
 class WrappingIO:

From 8a96eef31924487132d8f5dc58c3eb8bb1add269 Mon Sep 17 00:00:00 2001
From: Rick van Hattem <Wolph@wol.ph>
Date: Wed, 15 Sep 2021 00:42:42 +0200
Subject: [PATCH 2/2] Incrementing version to v3.53.3

---
 progressbar/__about__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/progressbar/__about__.py b/progressbar/__about__.py
index 4294f43..6832fe2 100644
--- a/progressbar/__about__.py
+++ b/progressbar/__about__.py
@@ -19,7 +19,7 @@
 long running operations.
 '''.strip().split())
 __email__ = 'wolph@wol.ph'
-__version__ = '3.53.2'
+__version__ = '3.53.3'
 __license__ = 'BSD'
 __copyright__ = 'Copyright 2015 Rick van Hattem (Wolph)'
 __url__ = 'https://github.com/WoLpH/python-progressbar'