Update disrpt.py

disrpt.py

@@ -164,7 +164,7 @@ class Dataset(datasets.GeneratorBasedBuilder):
         'dep_files': [v for k, v in self.files.items() if 'conllu' in k]
         }
         print('run_args',run_args)
-        if corpus in ['rstdt','pdtb','cdtb','gum','tdb'] and not self.preprocessed_underscores[corpus]:
+        if corpus in ['rstdt','pdtb','cdtb','gum','tdb'] and not self.preprocessed_underscores.get(corpus,False):
             run(**run_args)
             self.preprocessed_underscores[corpus]=True