[enh] display number of results

searx/results.py

@@ -99,6 +99,7 @@ class ResultContainer(object):
         self._infobox_ids = {}
         self.suggestions = set()
         self.answers = set()
+        self.number_of_results = 0
 
     def extend(self, engine_name, results):
         for result in list(results):
@@ -111,6 +112,9 @@ class ResultContainer(object):
             elif 'infobox' in result:
                 self._merge_infobox(result)
                 results.remove(result)
+            elif 'number_of_results' in result:
+                self.number_of_results = max(self.number_of_results, result['number_of_results'])
+                results.remove(result)
 
         with RLock():
             engines[engine_name].stats['search_count'] += 1