Update process_underscores.py

process_underscores.py

@@ -438,6 +438,7 @@ def restore_docs(text_dict,dep_files=[],rel_files=[],tok_files=[]):
                     underscore_len += unit1_txt.count("_") + unit2_txt.count("_") + unit1_sent.count("_") + unit2_sent.count("_")
                     if underscore_len == 0:
                         continue
+                        print('underscore_len==0')
                         #sys.stderr.write("! Non-underscored file detected - " + os.path.basename(file_) + "\n")
                         #sys.exit(0)
                     unit1_txt = restore_range(unit1_toks, unit1_txt, tid2string[docname])