Drop python 3.7 support

.github/workflows/python-package.yml

@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", pypy-3.8]
+        python-version: ["3.8", "3.9", "3.10", "3.11", pypy-3.8]
         include:
           - os: macos-latest
             python-version: "3.11"

pyproject.toml

@@ -8,7 +8,7 @@ dynamic = ["version"]
 description = "An SMTP server for testing built on aiosmtpd"
 readme = "README.md"
 license = "MIT"
-requires-python = ">=3.7, <4"
+requires-python = ">=3.8, <4"
 authors = [
     { name = "James Warne", email = "bebleo@yahoo.com" },
 ]
@@ -24,7 +24,6 @@ classifiers = [
     "Operating System :: OS Independent",
     "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 :: Implementation :: CPython",
@@ -78,7 +77,7 @@ source = [
 
 [tool.mypy]
 files = "src/pytest_smtpd"
-python_version = "3.7"
+python_version = "3.8"
 # show_error_codes = true
 # allow_redefinition = true
 disallow_any_generics = true

tox.ini

@@ -1,10 +1,11 @@
 [tox]
-envlist = py{37,38,39,310,311},pypy3,lint,cov
+envlist = py{38,39,310,311},pypy3,lint,cov
 
 [testenv]
 deps =
     pytest
 commands = pytest {posargs}
+passenv = PYTHON_VERSION
 
 [testenv:lint]
 basepython = python39