python: format with black,flake8,isort

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I08301dca84e3f0031cf9c79f7279cce20df3807a
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..a8f43fe
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,2 @@
+[tool.black]
+line-length = 79