Drop support for py37 (#94)

Author: ssbarnea

.github/workflows/tox.yml

@@ -24,8 +24,6 @@ jobs:
         include:
           - tox_env: lint
             python-version: "3.10"
-          - tox_env: py37
-            python-version: 3.7
           - tox_env: py38,py38-devel
             python-version: 3.8
           - tox_env: py39

mypy.ini

@@ -1,5 +1,5 @@
 [mypy]
-python_version = 3.7
+python_version = 3.8
 color_output = True
 error_summary = True
 disallow_untyped_calls = True

pyproject.toml

@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 # https://peps.python.org/pep-0621/#readme
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 dynamic = ["version"]
 
 name = "tox-extra"
@@ -27,7 +27,6 @@ classifiers = [
     "License :: OSI Approved :: MIT License",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",