[INF] Pin jinja2 to <3.1.0. (pyjanitor-devs#1053)

ericmjl · web-flow · commit 12fe66064e65 · 2022-03-27T23:41:42.000-04:00
diff --git a/environment-dev.yml b/environment-dev.yml
@@ -16,6 +16,7 @@ dependencies:
   - ipykernel
   - ipython
   - isort
+  - jinja2<3.1.0 # 27 March 2022: https://github.com/pallets/jinja/issues/1631
   - jupyterlab
   - lxml
   - make
