diff options
Diffstat (limited to 'src/buildstream/_includes.py')
| -rw-r--r-- | src/buildstream/_includes.py | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/buildstream/_includes.py b/src/buildstream/_includes.py index bc0d7718b..c01ffda24 100644 --- a/src/buildstream/_includes.py +++ b/src/buildstream/_includes.py @@ -28,7 +28,9 @@ class Includes: # included (set): Fail for recursion if trying to load any files in this set # current_loader (Loader): Use alternative loader (for junction files) # only_local (bool): Whether to ignore junction files - def process(self, node, *, included=set(), current_loader=None, only_local=False): + def process(self, node, *, included=None, current_loader=None, only_local=False): + if included is None: + included = set() if current_loader is None: current_loader = self._loader @@ -118,9 +120,12 @@ class Includes: # included (set): Fail for recursion if trying to load any files in this set # current_loader (Loader): Use alternative loader (for junction files) # only_local (bool): Whether to ignore junction files - def _process_value(self, value, *, included=set(), current_loader=None, only_local=False): + def _process_value(self, value, *, included=None, current_loader=None, only_local=False): value_type = type(value) + if included is None: + included = set() + if value_type is MappingNode: self.process(value, included=included, current_loader=current_loader, only_local=only_local) elif value_type is SequenceNode: |