Lint requirement file for py2
Read the Docs corporate site still uses Python 2.
-r pip.txt
+# We need these special cases of Python < 3 for Read the Docs
+# corporate site.
astroid==2.0.4; python_version > '3'
astroid==1.6.4; python_version < '3'
-pylint==2.1.1
-pylint-django==2.0.2
+
+pylint==2.1.1; python_version > '3'
+pylint<2; python_version < '3'
+
+pylint-django==2.0.2; python_version > '3'
+pylint-django==0.11.1; python_version < '3'
+
pylint-celery==0.3
prospector==1.1.2
pyflakes==2.0.0
