Add DBpedia Mocked Unit Test (#1566)
Add DBpedia Mocked Unit Test (#1566)

* add test_yelpreviewpolarity to mock YelpReviewP..

* add test_dbpedia to mock DBpedia

* remove yelpreview test

* Delete test_yelpreviewpolarity.py

remove test_yelpreview (different pr)

* PR comments follow up + add second string
pytorch/text,pytorch/text,pytorch/text,pytorch/text