From d1c92a2613035f0df93db7226fd3358cb319edd4 Mon Sep 17 00:00:00 2001
From: Kurt McKee <contactme@kurtmckee.org>
Date: Mon, 23 Sep 2024 17:48:58 -0500
Subject: [PATCH] Drop support for Python 3.8 and lower

Closes #27
---
 .github/workflows/ci.yaml        | 12 +++++++++---
 CHANGELOG.md                     |  4 ++++
 flask_compress/flask_compress.py | 13 -------------
 setup.py                         | 12 ++++--------
 tox.ini                          |  5 +++--
 5 files changed, 20 insertions(+), 26 deletions(-)

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index ef13d84..f241afd 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -17,7 +17,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12', 'pypy-3.7', 'pypy-3.8', 'pypy-3.9']
+        python-version:
+          - '3.9'
+          - '3.10'
+          - '3.11'
+          - '3.12'
+          - 'pypy-3.9'
+          - 'pypy-3.10'
         os: [ubuntu-latest] #, windows-latest, macos-latest]
 
     name: ${{ matrix.os }} - ${{ matrix.python-version }}
@@ -49,7 +55,7 @@ jobs:
         git fetch --depth=1 origin +refs/tags/*:refs/tags/*
     - uses: actions/setup-python@v5
       with:
-        python-version: "3.8"
+        python-version: "3.12"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -68,7 +74,7 @@ jobs:
     steps:
     - uses: actions/setup-python@v5
       with:
-        python-version: "3.8"
+        python-version: "3.12"
     - name: Install dependencies
       run: pip install twine
     - uses: actions/download-artifact@v4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0192c80..c23dad7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to `flask-compress` will be documented in this file.
 
+## Unreleased
+
+- Drop support for Python 3.8 and lower.
+
 ## 1.15 (2024-04-24)
 
 - Add support of Zstandard compression.
diff --git a/flask_compress/flask_compress.py b/flask_compress/flask_compress.py
index 7cfb59d..cc01118 100644
--- a/flask_compress/flask_compress.py
+++ b/flask_compress/flask_compress.py
@@ -3,7 +3,6 @@
 # Copyright (c) 2013-2017 William Fagan
 # License: The MIT License (MIT)
 
-import sys
 import functools
 from gzip import GzipFile
 import zlib
@@ -21,18 +20,6 @@
 from flask import request, after_this_request, current_app
 
 
-if sys.version_info[:2] == (2, 6):
-    class GzipFile(GzipFile):
-        """ Backport of context manager support for python 2.6"""
-        def __enter__(self):
-            if self.fileobj is None:
-                raise ValueError("I/O operation on closed GzipFile object")
-            return self
-
-        def __exit__(self, *args):
-            self.close()
-
-
 class DictCache(object):
 
     def __init__(self):
diff --git a/setup.py b/setup.py
index 2fbfb18..0e5d79c 100644
--- a/setup.py
+++ b/setup.py
@@ -14,9 +14,9 @@
     long_description=LONG_DESCRIPTION,
     long_description_content_type='text/markdown',
     packages=find_packages(exclude=['tests']),
-    zip_safe=False,
     include_package_data=True,
     platforms='any',
+    python_requires='>=3.9',
     install_requires=[
         'flask',
         "brotli; platform_python_implementation!='PyPy'",
@@ -32,14 +32,10 @@
         'Intended Audience :: Developers',
         'License :: OSI Approved :: MIT License',
         'Operating System :: OS Independent',
-        'Programming Language :: Python :: 2',
-        'Programming Language :: Python :: 2.6',
-        'Programming Language :: Python :: 2.7',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
-        'Programming Language :: Python :: 3.7',
-        'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
         'Topic :: Internet :: WWW/HTTP :: Dynamic Content',
diff --git a/tox.ini b/tox.ini
index 745b950..ded8d7c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,8 @@
 [tox]
-isolated_build = True
 skip_missing_interpreters = true
-envlist = py27,py35,py36,py37,py38,py39,py310,py311,py312,pypy2,pypy3
+envlist =
+    py{39, 310, 311, 312}
+    pypy{39, 310}
 
 [testenv]
 package = wheel