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Refactor Vertex class to support dictionary of nodes

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This commit is contained in:
Gabriel Luiz Freitas Almeida 2024-03-06 10:57:07 -03:00
commit f497ecdeb9
1 changed files with 22 additions and 1 deletions
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23
src/backend/langflow/graph/vertex/base.py
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@ -313,7 +313,16 @@ class Vertex:
params[param_key] = []
params[param_key].append(self.graph.get_vertex(edge.source_id))
elif edge.target_id == self.id:
params[param_key] = self.graph.get_vertex(edge.source_id)
if isinstance(template_dict[param_key]["value"], dict):
# we don't know the key of the dict but we need to set the value
# to the vertex that is the source of the edge
param_dict = template_dict[param_key]["value"]
params[param_key] = {
key: self.graph.get_vertex(edge.source_id)
for key in param_dict.keys()
}
else:
params[param_key] = self.graph.get_vertex(edge.source_id)
for key, value in template_dict.items():
if key in params:
@ -493,9 +502,21 @@ class Vertex:
await self._build_node_and_update_params(key, value, user_id)
elif isinstance(value, list) and self._is_list_of_nodes(value):
await self._build_list_of_nodes_and_update_params(key, value, user_id)
elif isinstance(value, dict):
await self._build_dict_of_nodes_and_update_params(key, value, user_id)
elif key not in self.params or self.updated_raw_params:
self.params[key] = value
async def _build_dict_of_nodes_and_update_params(
self, key, nodes: Dict[str, "Vertex"], user_id=None
):
"""
Iterates over a dictionary of nodes, builds each and updates the params dictionary.
"""
for sub_key, node in nodes.items():
built = await node.get_result(requester=self, user_id=user_id)
self.params[key][sub_key] = built
def _is_node(self, value):
"""
Checks if the provided value is an instance of Vertex.