Fix #2492 - Remove all Deoplete support for now

test/script/custom-checks

@@ -67,14 +67,4 @@ echo
 
 test/script/check-toc || exit_code=$?
 
-echo '========================================'
-echo 'Check Python code'
-echo '========================================'
-echo
-
-docker run --rm -v "$PWD:/testplugin" "$DOCKER_RUN_IMAGE" \
-    python -W ignore -m unittest discover /testplugin/test/python \
-    || exit_code=$?
-echo
-
 exit $exit_code