diff --git a/setup.cfg b/setup.cfg
index f955d0f..9e6f0c7 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -2,3 +2,14 @@
 [bdist_wheel]
 universal=0
 
+[flake8]
+max-line-length = 120
+ignore = W391, W503, W504, H306, E1, E2, E3, E4, E5, E7
+exclude = .git,__pycache__,.tox
+
+[mypy]
+python_version = 3.8
+
+[mypy-setuptools]
+ignore_missing_imports = True
+
diff --git a/setup.py b/setup.py
index 6f164f5..51932db 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
     for ln in f:
         if ln.startswith("__version__"):
             _version = ln.split()[2].strip("\"'")
-len(_version)
+assert _version
 
 # load info
 with open("README.rst") as f: