Ignore some silly / annoying flake8 rules

setup.cfg

@@ -13,3 +13,8 @@ exclude=
     # want to discourage but is convenient for this one specific
     # purpose
     tests/settings.py
+# E121,E123,E126,E226,E24,E704,W503: Ignored in default pycodestyle config:
+# https://github.com/PyCQA/pycodestyle/blob/2.2.0/pycodestyle.py#L72
+# Our additions...
+# E129: visually indented line with same indent as next logical line
+ignore = E121,E123,E126,E129,E226,E24,E704,W503