update rec

recommend.py

@@ -690,7 +690,11 @@ def video_old_recommend(request_id, mid, uid, size, top_K, flow_pool_P, app_type
         vid_hour_fea_list = video_hour_static_info
     if env_dict:
         province_code = client_info.get('provinceCode', -1)
+        if province_code and province_code == "":
+            province_code =-1
         city_code = client_info.get('cityCode', -1)
+        if city_code and city_code == "":
+            city_code = -1
         env_dict['mid'] = mid
         env_dict['province_code'] = province_code
         env_dict['city_code'] = city_code