chore: replace flake8 config file and add autoformatting

setup.cfg

@@ -0,0 +1,12 @@
+[flake8]
+ignore = D100, D101, D102, D103, D105, D107, E402, W503
+max-line-length = 99
+inline-quotes = double
+exclude = .git,.tox,__pycache__,build,dist,tests,*.pyc,*.egg-info,.cache,.eggs,env*
+
+[yapf]
+based_on_style = google
+column_limit = 99
+dedent_closing_brackets = true
+coalesce_brackets = true
+split_before_logical_operator = true