diff -r 101344a6ff9b -r 294e084f1263 entity.py
--- a/entity.py	Tue Feb 02 18:24:45 2010 +0100
+++ b/entity.py	Wed Feb 03 14:46:32 2010 +0100
@@ -272,7 +272,7 @@
     def has_perm(self, action):
         return self.e_schema.has_perm(self._cw, action, eid=self.eid)
 
-    def view(self, vid, __registry='views', **kwargs):
+    def view(self, __vid, __registry='views', **kwargs):
         """shortcut to apply a view on this entity"""
         view = self._cw.vreg[__registry].select(vid, self._cw, rset=self.cw_rset,
                                                 row=self.cw_row, col=self.cw_col,
@@ -477,6 +477,7 @@
                 continue
             yield attr
 
+    _cw_completed = False
     def complete(self, attributes=None, skip_bytes=True):
         """complete this entity by adding missing attributes (i.e. query the
         repository to fill the entity)
@@ -486,6 +487,10 @@
           if true, attribute of type Bytes won't be considered
         """
         assert self.has_eid()
+        if self._cw_completed:
+            return
+        if attributes is None:
+            self._cw_completed = True
         varmaker = rqlvar_maker()
         V = varmaker.next()
         rql = ['WHERE %s eid %%(x)s' % V]
@@ -763,14 +768,23 @@
             self._related_cache.pop('%s_%s' % (rtype, role), None)
 
     def clear_all_caches(self):
+        """flush all caches on this entity. Further attributes/relations access
+        will triggers new database queries to get back values.
+
+        If you use custom caches on your entity class (take care to @cached!),
+        you should override this method to clear them as well.
+        """
+        # clear attributes cache
         haseid = 'eid' in self
+        self._cw_completed = False
         self.clear()
-        for rschema, _, role in self.e_schema.relation_definitions():
-            self.clear_related_cache(rschema.type, role)
         # set eid if it was in, else we may get nasty error while editing this
         # entity if it's bound to a repo session
         if haseid:
             self['eid'] = self.eid
+        # clear relations cache
+        for rschema, _, role in self.e_schema.relation_definitions():
+            self.clear_related_cache(rschema.type, role)
 
     # raw edition utilities ###################################################