Merge pull request #11 from rupert/upgrade-black

Specify minimum black version

Author: rupert

setup.py

@@ -13,7 +13,7 @@
     author="Rupert Bedford",
     author_email="[email protected]",
     packages=find_packages(exclude=["tests"]),
-    install_requires=["python-language-server", "black", "toml"],
+    install_requires=["python-language-server", "black>=18.9b0", "toml"],
     extras_require={"dev": ["isort", "flake8", "pytest", "mypy", "pytest"]},
     entry_points={"pyls": ["pyls_black = pyls_black.plugin"]},
     classifiers=(