Add linting tools configuration

Add config for black: enable preview feature mainly for long string reformat

Add config for flake8: count for violations exclude some path

Add config for pylint: ignore some messages

.flake8

+[flake8]
+count = True
+max-line-length = 79
+show-source = True
+statistics = True
+exclude =
+    .git,
+    __pycache__,
+    venv