Fix #2

ejabberdapi.py

@@ -182,6 +182,8 @@ class Ejabberd:
 
         response = self.__api_request(endpoint, data)
 
+        if len(response.json()) > 0:
+
             i = 0
             while i < len(response.json()):
 
@@ -209,6 +211,9 @@ class Ejabberd:
                     sessions_temp = sessions_dict.copy()
 
                 i += 1
+        else:
+
+            sessions_temp = sessions_dict.copy()
 
         sessions = self.__json_allow_dict_attrs(sessions_temp)