Use config file for codespell

This allows running it without tox.

Author: Cito

.codespellrc

@@ -0,0 +1,3 @@
+[codespell]
+skip = .tox,.venv,*.de.html,*.de.rst
+quiet-level = 2

.github/workflows/test_with_tox.yml

@@ -17,4 +17,4 @@ jobs:
       - run: pip install tox
       - run: tox -e py
       - if: matrix.python == 3.9
-        run: TOXENV=codespell,flake8,manifest,docs tox
+        run: TOXENV=flake8,manifest,docs,spell tox

tests/test_steady_db.py

@@ -237,12 +237,12 @@ def test_connection(self):
         self.assertTrue(cursor.valid)
         self.assertEqual(db._usage, 1)
         self.assertEqual(db._con.num_uses, 1)
-        cursor.execute('set doit')
+        cursor.execute('set this')
         db.commit()
-        cursor.execute('set dont')
+        cursor.execute('set that')
         db.rollback()
         self.assertEqual(
-            db._con.session, ['doit', 'commit', 'dont', 'rollback'])
+            db._con.session, ['this', 'commit', 'that', 'rollback'])
 
     def test_connection_context_handler(self):
         db = SteadyDBconnect(

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py{27,35,36,37,38,39}, flake8, manifest, docs
+envlist = py{27,35,36,37,38,39}, flake8, manifest, docs, spell
 
 [testenv]
 setenv =
@@ -8,11 +8,11 @@ deps = pytest
 commands =
     pytest {posargs}
 
-[testenv:codespell]
+[testenv:spell]
 basepython = python3.9
 deps = codespell
 commands =
-    codespell --ignore-words-list="dont'" --quiet-level=2 --skip="./.*,./docs/main.de.*"
+    codespell .
 
 [testenv:flake8]
 basepython = python3.9