added exception to parsing ssj

corpusparser/Parser.py

@@ -61,7 +61,10 @@ class Parser():
 
     def parse_any_links_ssj(self, sent_el, links_type):
         lgrps = sent_el.findall(".//linkGrp")
-        links = [x for x in lgrps if x.get("type") == links_type][0]
+        try:
+            links = [x for x in lgrps if x.get("type") == links_type][0]
+        except:
+            return []
         res_links = []
         for link in links:
             tar = self.parse_ssj_target_arg(link.get("target"))