-import sys,string,re,tokenize
-import cStringIO
-
-
-class ENTITE_JDC :
+from __future__ import absolute_import
+from __future__ import print_function
+try :
+ from future import standard_library
+ standard_library.install_aliases()
+except :
+ pass
+try :
+ from builtins import str
+except :
+ pass
+from builtins import object
+import sys,re,tokenize
+import io
+
+
+class ENTITE_JDC(object) :