format everything with black

pyproject.toml

@@ -6,21 +6,26 @@ build-backend = "poetry.masonry.api"
 [tool.poetry]
 name = "pyrad3"
 version = "0.1.0"
-readme = "README.md"
+readme = "README.rst"
 description = "RADIUS tools"
 keywords = ["AAA", "authentication", "authorization", "accounting", "RADIUS"]
 authors = ["Istvan Ruzman <istvan@ruzman.eu>"]
 classifiers = [
   "Development Status :: 4 - Beta",
   "Intended Audience :: Developers",
+  "Intended Audience :: Information Technology",
+  "Intended Audience :: System Administrators",
   "Intended Audience :: Telecommunications Industry",
   "License :: OSI Approved :: Apache Software License",
   "License :: OSI Approved :: MIT License",
+  "Programming Language :: Python",
   "Programming Language :: Python :: 3.7",
   "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
+  "Topic :: Software Development :: Libraries",
   "Topic :: Software Development :: Libraries :: Python Modules",
-  "Topic :: System :: Systems Administration :: Authentication/Directory"
+  "Topic :: System :: Networking",
+  "Topic :: System :: Systems Administration :: Authentication/Directory",
 ]
 include = [
   "LICENSE-APACHE",
@@ -37,7 +42,7 @@ python = "^3.7"
 
 
 [tool.poetry.dev-dependencies]
-black = { version = "^19.3.10b0", allow-prereleases = true }
+black = { version = "*", allow-prereleases = true }
 bandit = "^1.6"
 pep8-naming = "^0.11"
 pytest = "^6"
@@ -51,14 +56,15 @@ pytest-xdist = "^2.1.0"
 
 
 [tool.black]
-line-length = 80
+line-length = 90
 include = '\.py'
+target-version = ["py37"]
 
 
 [tool.isort]
 combine_as_imports = true
 include_trailing_comma = true
-line_length = 80
+line_length = 90
 multi_line_output = 3
 use_parentheses = true