From 9377e3b6ee6438591b4b2157755d1dee659ad092 Mon Sep 17 00:00:00 2001
From: Peter Nowee <peter@peternowee.com>
Date: Sat, 12 Jun 2021 23:32:45 +0200
Subject: [PATCH] Switch to code formatter Black: Dev dependencies

Usage of `extras_require` suggested by Kostis Anagnostopoulos:
- https://github.com/pydot/pydot/pull/265#issuecomment-851714386
---
 setup.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/setup.py b/setup.py
index 5228625..12d50c3 100644
--- a/setup.py
+++ b/setup.py
@@ -69,5 +69,11 @@ def get_version():
     long_description_content_type="text/markdown",
     py_modules=["pydot", "dot_parser"],
     install_requires=["pyparsing>=2.1.4"],
+    extras_require={
+        "dev": [
+            "chardet",
+            "black==21.5b2; python_version > '3.5'",
+        ],
+    },
     tests_require=["chardet"],
 )