create observations/relations form entity content on create

src/basic_memory/markdown/entity_parser.py

@@ -35,16 +35,17 @@ def parse(content: str) -> EntityContent:
     observations = []
     relations = []
 
-    for token in md.parse(content):
-        # check for observations and relations
-        if token.meta:
-            if "observation" in token.meta:
-                obs = token.meta["observation"]
-                observation = Observation.model_validate(obs)
-                observations.append(observation)
-            if "relations" in token.meta:
-                rels = token.meta["relations"]
-                relations.extend([Relation.model_validate(r) for r in rels])
+    if content:
+        for token in md.parse(content):
+            # check for observations and relations
+            if token.meta:
+                if "observation" in token.meta:
+                    obs = token.meta["observation"]
+                    observation = Observation.model_validate(obs)
+                    observations.append(observation)
+                if "relations" in token.meta:
+                    rels = token.meta["relations"]
+                    relations.extend([Relation.model_validate(r) for r in rels])
 
     return EntityContent(
         content=content,

src/basic_memory/markdown/utils.py

@@ -35,12 +35,21 @@ def entity_model_to_markdown(entity: Entity, content: Optional[str] = None) -> E
 
     # convert model to markdown
     entity_observations = [
-        Observation(category=obs.category, content=obs.content, tags=obs.tags if obs.tags else None, context=obs.context)
+        Observation(
+            category=obs.category,
+            content=obs.content,
+            tags=obs.tags if obs.tags else None,
+            context=obs.context,
+        )
         for obs in entity.observations
     ]
 
     entity_relations = [
-        Relation(type=r.relation_type, target=r.to_entity.title, context=r.context)
+        Relation(
+            type=r.relation_type,
+            target=r.to_entity.title if r.to_entity else r.to_name,
+            context=r.context,
+        )
         for r in entity.outgoing_relations
     ]
 
@@ -49,7 +58,7 @@ def entity_model_to_markdown(entity: Entity, content: Optional[str] = None) -> E
 
     # parse the content to see if it has semantic info (observations/relations)
     entity_content = parse(content) if content else None
-        
+
     if entity_content:
         # remove if they are already in the content
         observations = [o for o in entity_observations if o not in entity_content.observations]