Disabling the long line warning is just /WRONG/.

setup.cfg

@@ -1,7 +1,7 @@
 [flake8]
-max-line-length = 200
+max-line-length = 120
 
 # E402, module level import not at top of file
 # E501, line too long
 # F401, module imported but unused
-ignore = E402, E501, F401
+ignore = F401