Use relative imports

__init__.py

@@ -1,11 +1,11 @@
 #This file is part of Tryton.  The COPYRIGHT file at the top level of
 #this repository contains the full copyright notices and license terms.
 
-from fiscalyear import *
-from account import *
-from configuration import *
-from period import *
-from journal import *
-from move import *
-from tax import *
-from party import *
+from .fiscalyear import *
+from .account import *
+from .configuration import *
+from .period import *
+from .journal import *
+from .move import *
+from .tax import *
+from .party import *

tests/__init__.py

@@ -1,4 +1,4 @@
 #This file is part of Tryton.  The COPYRIGHT file at the top level of
 #this repository contains the full copyright notices and license terms.
 
-from test_account import suite
+from .test_account import suite