testing linting issue

Author: chalmerlowe

noxfile.py

@@ -85,8 +85,11 @@
 # Error if a python version is missing
 nox.options.error_on_missing_interpreters = True
 
-
-@nox.session(python=DEFAULT_PYTHON_VERSION)
+# TODO: the owlbot-python docker image still has python 3.8 installed (
+# and only 3.8).
+# As soon as that gets upgraded, we should be able to revert this session
+# to using the DEFAULT_PYTHON_VERSION.
+@nox.session(python="3.8")
 def lint(session):
     """Run linters.