--- a/black.toml Mon Oct 14 12:54:49 2019 -0400
+++ b/black.toml Mon Oct 14 12:55:40 2019 -0400
@@ -11,6 +11,7 @@
| mercurial/thirdparty/
| hgext/fsmonitor/pywatchman/
| contrib/python-zstandard/
+| contrib/grey.py
'''
skip-string-normalization = true
quiet = true