update jisho.py according to suggestions

searx/engines/jisho.py

@@ -14,9 +14,11 @@ about = {
     "use_official_api": True,
     "require_api_key": False,
     "results": 'JSON',
+    "language": 'ja',
 }
 
 categories = ['dictionaries']
+engine_type = 'online_dictionary'
 paging = False
 
 URL = 'https://jisho.org'
@@ -35,12 +37,13 @@ def response(resp):
     results = []
     infoboxed = False
 
-    search_results = json.loads(resp.text)
+    search_results = resp.json()
     pages = search_results.get('data', [])
 
     for page in pages:
         # Entries that are purely from Wikipedia are excluded.
-        if page['senses'][0]['parts_of_speech'][0] != 'Wikipedia definition':
+        if page['senses'][0]['parts_of_speech'] != [] and page['senses'][0]['parts_of_speech'][0] == 'Wikipedia definition':
+            pass
         # Process alternative forms
         japanese = page['japanese']
         alt_forms = []