Deprecate Python 3.7 Support

.changes/next-release/feature-Python-52884.json

@@ -0,0 +1,5 @@
+{
+  "type": "feature",
+  "category": "Python",
+  "description": "End of support for Python 3.7"
+}

.github/workflows/run-crt-test.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@8f4b7f84864484a7bf31766abe9204da3cbe65b3

.github/workflows/run-tests.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@8f4b7f84864484a7bf31766abe9204da3cbe65b3

.pre-commit-config.yaml

@@ -11,7 +11,7 @@ repos:
     hooks:
       - id: pyupgrade
         args:
-          - '--py36-plus'
+          - '--py38-plus'
   - repo: 'https://github.com/PyCQA/isort'
     rev: 5.12.0
     hooks:

requirements-dev-lock.txt

@@ -1,6 +1,6 @@
 #
-# This file is autogenerated by pip-compile with python 3.7
-# To update, run:
+# This file is autogenerated by pip-compile with Python 3.8
+# by the following command:
 #
 #    pip-compile --allow-unsafe --generate-hashes --output-file=requirements-dev-lock.txt requirements-dev.txt
 #
@@ -79,12 +79,6 @@ exceptiongroup==1.1.3 \
     --hash=sha256:097acd85d473d75af5bb98e41b61ff7fe35efe6675e4f9370ec6ec5126d160e9 \
     --hash=sha256:343280667a4585d195ca1cf9cef84a4e178c4b6cf2274caef9859782b567d5e3
     # via pytest
-importlib-metadata==4.12.0 \
-    --hash=sha256:637245b8bab2b6502fcbc752cc4b7a6f6243bb02b31c5c26156ad103d3d45670 \
-    --hash=sha256:7401a975809ea1fdc658c3aa4f78cc2195a0e019c5cbc4c06122884e9ae80c23
-    # via
-    #   pluggy
-    #   pytest
 iniconfig==1.1.1 \
     --hash=sha256:011e24c64b7f47f6ebd835bb12a743f2fbe9a26d4cecaa7f53bc4f35ee9da8b3 \
     --hash=sha256:bc3af051d7d14b2ee5ef9969666def0cd1a000e121eaea580d4a313df4b37f32
@@ -131,15 +125,7 @@ tomli==2.0.1 \
     # via
     #   coverage
     #   pytest
-typing-extensions==4.3.0 \
-    --hash=sha256:25642c956049920a5aa49edcdd6ab1e06d7e5d467fc00e0506c44ac86fbfca02 \
-    --hash=sha256:e6d2677a32f47fc7eb2795db1dd15c1f34eff616bcaf2cfb5e997f854fa1c4a6
-    # via importlib-metadata
 wheel==0.38.1 \
     --hash=sha256:7a95f9a8dc0924ef318bd55b616112c70903192f524d120acc614f59547a9e1f \
     --hash=sha256:ea041edf63f4ccba53ad6e035427997b3bb10ee88a4cd014ae82aeb9eea77bb9
     # via -r requirements-dev.txt
-zipp==3.8.0 \
-    --hash=sha256:56bf8aadb83c24db6c4b577e13de374ccfb67da2078beba1d037c17980bf43ad \
-    --hash=sha256:c4f6e5bbf48e74f7a38e7cc5b0480ff42b0ae5178957d564d18932525d5cf099
-    # via importlib-metadata

s3transfer/subscribers.py

@@ -30,7 +30,7 @@ def __new__(cls, *args, **kwargs):
         return super().__new__(cls)
 
     @classmethod
-    @lru_cache()
+    @lru_cache
     def _validate_subscriber_methods(cls):
         for subscriber_type in cls.VALID_SUBSCRIBER_TYPES:
             subscriber_method = getattr(cls, 'on_' + subscriber_type)

setup.py

@@ -33,7 +33,7 @@ def get_version():
         'crt': 'botocore[crt]>=1.33.2,<2.0a.0',
     },
     license="Apache License 2.0",
-    python_requires=">= 3.7",
+    python_requires=">= 3.8",
     classifiers=[
         'Development Status :: 3 - Alpha',
         'Intended Audience :: Developers',
@@ -42,7 +42,6 @@ def get_version():
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
         'Programming Language :: Python :: 3 :: Only',
-        'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py37,py38,py39,py310,py311,py312
+envlist = py38,py39,py310,py311,py312
 
 # Comment to build sdist and install into virtualenv
 # This is helpful to test installation but takes extra time