summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--morphlib/morphology.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/morphlib/morphology.py b/morphlib/morphology.py
index 01f332c6..9bd9bb5b 100644
--- a/morphlib/morphology.py
+++ b/morphlib/morphology.py
@@ -46,3 +46,6 @@ class Morphology(UserDict.IterableUserDict):
@property
def needs_artifact_metadata_cached(self): # pragma: no cover
return self.get('kind') == 'stratum'
+
+ def __hash__(self):
+ return id(self)