Fix for "prune" action error when using the "keep_exclude_tags" option in configuration (#728).

NEWS

@@ -1,3 +1,6 @@
+1.8.1.dev0
+ * #728: Fix for "prune" action error when using the "keep_exclude_tags" option in configuration.
+
 1.8.0
  * #575: BREAKING: For the "borgmatic borg" action, instead of implicitly injecting
    repository/archive into the resulting Borg command-line, pass repository to Borg via an

borgmatic/borg/prune.py

@@ -26,7 +26,7 @@ def make_prune_flags(config, local_borg_version):
     flag_pairs = (
         ('--' + option_name.replace('_', '-'), str(value))
         for option_name, value in config.items()
-        if option_name.startswith('keep_')
+        if option_name.startswith('keep_') and option_name != 'keep_exclude_tags'
     )
     prefix = config.get('prefix')
 

setup.py

@@ -1,6 +1,6 @@
 from setuptools import find_packages, setup
 
-VERSION = '1.8.0'
+VERSION = '1.8.1.dev0'
 
 
 setup(

tests/unit/borg/test_prune.py

@@ -118,6 +118,19 @@ def test_make_prune_flags_without_prefix_uses_archive_name_format_instead():
     assert result == expected
 
 
+def test_make_prune_flags_ignores_keep_exclude_tags_in_config():
+    config = {
+        'keep_daily': 1,
+        'keep_exclude_tags': True,
+    }
+    flexmock(module.feature).should_receive('available').and_return(True)
+    flexmock(module.flags).should_receive('make_match_archives_flags').and_return(())
+
+    result = module.make_prune_flags(config, local_borg_version='1.2.3')
+
+    assert result == ('--keep-daily', '1')
+
+
 PRUNE_COMMAND = ('borg', 'prune', '--keep-daily', '1', '--keep-weekly', '2', '--keep-monthly', '3')