test: replace pytest-flake8 with pre-commit

.pre-commit-config.yaml

@@ -0,0 +1,17 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.0.1
+    hooks:
+    -   id: check-yaml
+    -   id: check-added-large-files
+-   repo: https://github.com/editorconfig-checker/editorconfig-checker.python
+    rev: '2.4.0'
+    hooks:
+    -   id: editorconfig-checker
+        alias: ec
+-   repo: https://github.com/pycqa/flake8
+    rev: '4.0.1'
+    hooks:
+    -   id: flake8

README.md

@@ -3,6 +3,7 @@
 [![PyPI current version](https://img.shields.io/pypi/v/pytest-socket.svg)](https://pypi.python.org/pypi/pytest-socket)
 [![Python Support](https://img.shields.io/pypi/pyversions/pytest-socket.svg)](https://pypi.python.org/pypi/pytest-socket)
 [![Tests](https://github.com/miketheman/pytest-socket/workflows/Python%20Tests/badge.svg)](https://github.com/miketheman/pytest-socket/actions?query=workflow%3A%22Python+Tests%22)
+[![pre-commit.ci status](https://results.pre-commit.ci/badge/github/miketheman/pytest-socket/main.svg)](https://results.pre-commit.ci/latest/github/miketheman/pytest-socket/main)
 [![Maintainability](https://api.codeclimate.com/v1/badges/1608a75b1c3a20211992/maintainability)](https://codeclimate.com/github/miketheman/pytest-socket/maintainability)
 [![FOSSA Status](https://app.fossa.io/api/projects/git%2Bgithub.com%2Fmiketheman%2Fpytest-socket.svg?type=shield)](https://app.fossa.io/projects/git%2Bgithub.com%2Fmiketheman%2Fpytest-socket?ref=badge_shield)
 

pyproject.toml

@@ -38,7 +38,6 @@ pytest = ">=3.6.3"
 pytest = "^6.0"
 pytest-cov = "^2.8.1"
 pytest-httpbin = "^1.0"
-pytest-flake8 = "^1.0.4"
 asynctest = "^0.13.0"
 requests = "^2.26.0"
 starlette = "^0.14.2"

pytest.ini

@@ -2,4 +2,3 @@
 addopts =
     --cov
     --cov-report=term
-    --flake8