.

go/zodb/persistent.go

@@ -437,7 +437,6 @@ func newGhost(class string, oid Oid, jar *Connection) IPersistent {
 	var xpobj reflect.Value // *typ
 	zc := classTab[class]
 	if zc == nil {
-		//return nil
 		zc = brokenZClass
 		xpobj = reflect.ValueOf(&Broken{class: class})
 	} else {
@@ -494,12 +493,6 @@ func (b *brokenState) SetState(state *mem.Buf) error {
 	return nil
 }
 
-// XXX how to print zodb.Broken("BTrees.IOBTree.IOBTree"), but not long noise for types that don't define GoString?
-// XXX -> zodb.ClassOf
-// func (b *Broken) GoString() string {
-// 	return fmt.Sprintf("&zodb.Broken(%q)", b.class)
-// }
-
 // brokenZClass is used for Persistent.zclass for Broken objects.
 var brokenZClass = &zclass{
 	class:     "",

go/zodb/pydata_test.go

-// Copyright (C) 2016-2018  Nexedi SA and Contributors.
+// Copyright (C) 2016-2019  Nexedi SA and Contributors.
 //                          Kirill Smelkov <kirr@nexedi.com>
 //
 // This program is free software: you can Use, Study, Modify and Redistribute

go/zodb/storage/fs1/index_test.go

@@ -293,7 +293,7 @@ var haveZODBPy = false
 var workRoot string
 
 func TestMain(m *testing.M) {
-	// check whether we have zodb/py	XXX + zodbtools
+	// check whether we have zodb/py	XXX + zodbtools -> needPy(modv)
 	cmd := exec.Command("python2", "-c", "import ZODB")
 	err := cmd.Run()
 	if err == nil {

go/zodb/zodb.go

-// Copyright (C) 2016-2018  Nexedi SA and Contributors.
+// Copyright (C) 2016-2019  Nexedi SA and Contributors.
 //                          Kirill Smelkov <kirr@nexedi.com>
 //
 // This program is free software: you can Use, Study, Modify and Redistribute
@@ -431,8 +431,8 @@ type Committer interface {
 
 // CommitEvent is event describing one observed database commit.
 type CommitEvent struct {
-	Tid     Tid
-	Changev []Oid	// XXX name
+	Tid     Tid   // ID of committed transaction
+	Changev []Oid // ID of objects changed by committed transaction
 }
 
 // Watcher allows to be notified of changes to database.