--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/black.toml	Mon Oct 14 12:46:32 2019 -0400
@@ -0,0 +1,3 @@
+[tool.black]
+line-length = 80
+exclude = 'build/|wheelhouse/|dist/|packages/|\.hg/|\.mypy_cache/|\.venv/|mercurial/thirdparty/|hgext/fsmonitor/pywatchman/|contrib/python-zstandard/'