Add object creation/deletion logging helpers

3 files changed, 33 insertions, 0 deletions

diff --git a/obnamlib/__init__.py b/obnamlib/__init__.py
index ee5f5516..4d86cd30 100644
--- a/obnamlib/__init__.py
+++ b/obnamlib/__init__.py
@@ -57,6 +57,8 @@ except ImportError:
     _obnam = DummyExtension()
 
 
+from .objlifetime import object_created, object_deleted
+
 from .sizeparse import SizeSyntaxError, UnitNameError, ByteSizeParser
 
 from .encryption import (
diff --git a/obnamlib/objlifetime.py b/obnamlib/objlifetime.py
new file mode 100644
index 00000000..108d464b
--- /dev/null
+++ b/obnamlib/objlifetime.py
@@ -0,0 +1,30 @@
+# Copyright (C) 2016  Lars Wirzenius
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+import logging
+
+import obnamlib
+
+
+def object_created(obj):
+    logging.debug('object_created: %s %s', obj.__class__.__name__, id(obj))
+
+
+def object_deleted(obj, serialisable_obj):
+    logging.debug(
+        'object_deleted: %s %s',
+        id(obj),
+        len(obnamlib.serialise_object(serialisable_obj)))
diff --git a/without-tests b/without-tests
index fc8b281c..54eff1c8 100644
--- a/without-tests
+++ b/without-tests
@@ -15,6 +15,7 @@ obnamlib/fmt_simple/__init__.py
 obnamlib/fsck_work_item.py
 obnamlib/humanise.py
 obnamlib/__init__.py
+obnamlib/objlifetime.py
 obnamlib/obnamerror.py
 obnamlib/plugins/backup_plugin.py
 obnamlib/plugins/compression_plugin.py