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[core] Handle missing link nodes when deserializing edges

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Avoid uncaught errors when deserializing edges in case linked
nodes are missing.
Handle missing nodes the same way missing attributes are dealt with.
This commit is contained in:
Yann Lanthony 2025-02-06 16:46:05 +01:00
parent 87fbcee06d
commit 25094ac877
2 changed files with 17 additions and 2 deletions
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7
meshroom/core/attribute.py
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@ -339,9 +339,12 @@ class Attribute(BaseObject):
elif self.isInput and Attribute.isLinkExpression(v):
# value is a link to another attribute
link = v[1:-1]
linkNode, linkAttr = link.split('.')
linkNodeName, linkAttrName = link.split('.')
try:
g.addEdge(g.node(linkNode).attribute(linkAttr), self)
node = g.node(linkNodeName)
if not node:
raise KeyError(f"Node '{linkNodeName}' not found")
g.addEdge(node.attribute(linkAttrName), self)
except KeyError as err:
logging.warning('Connect Attribute from Expression failed.')
logging.warning('Expression: "{exp}"\nError: "{err}".'.format(exp=v, err=err))