--- a/cubicweb/server/migractions.py Tue Mar 26 13:08:13 2019 +0100
+++ b/cubicweb/server/migractions.py Fri Mar 22 17:42:36 2019 +0100
@@ -49,9 +49,9 @@
from yams.constraints import SizeConstraint
from yams.schema import RelationDefinitionSchema
-from cubicweb import CW_SOFTWARE_ROOT, AuthenticationError, ExecutionError
+from cubicweb import CW_SOFTWARE_ROOT, ETYPE_NAME_MAP, AuthenticationError, ExecutionError
from cubicweb.predicates import is_instance
-from cubicweb.schema import (ETYPE_NAME_MAP, META_RTYPES, VIRTUAL_RTYPES,
+from cubicweb.schema import (META_RTYPES, VIRTUAL_RTYPES,
PURE_VIRTUAL_RTYPES,
CubicWebRelationSchema, order_eschemas)
from cubicweb.cwvreg import CW_EVENT_MANAGER