configure flake for black

.github/workflows/pythonpackage.yml

@@ -33,7 +33,7 @@ jobs:
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names
-        flake8 . --count --select=E,F,W --show-source --statistics
+        flake8 . --count --select=E,F --exclude --show-source --statistics
         # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Test with tox

setup.cfg

@@ -69,4 +69,5 @@ with-doctest=1
 [flake8]
 exclude = .git,.tox,.github,.eggs,__pycache__,doc/conf.py,build,dist,capabilities-data,test,src/escpos/constants.py
 max-line-length = 120
+extend-ignore = E203, W503
 # future-imports = absolute_import, division, print_function, unicode_literals  # we are not there yet