Try edx-lint that pulls in pylint 1.8

requirements/edx/base.txt

@@ -41,7 +41,8 @@ edx-ccx-keys==0.2.1
 edx-celeryutils==0.2.7
 edx-drf-extensions==1.2.3
 edx-i18n-tools==0.3.10
-edx-lint==0.5.4
+#edx-lint==0.5.4
+git+https://github.com/edx/edx-lint.git@nedbat/pylint-18#egg=edx_lint==0.0
 
 # Pin this to test a fix to pylint-django
 git+https://github.com/cpennington/pylint-django@fix-field-inference-during-monkey-patching#egg=pylint-django==0.0