Fix package dependency issues with importlib

rly · rly · commit d623905d566c · 2020-10-16T21:28:43.000-07:00
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -3,4 +3,5 @@ coverage==5.2
 flake8==3.8.3
 flake8-debugger==3.1.0
 flake8-print==3.1.4
+importlib-metadata<2
 tox==3.17.1
