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Add logger import and update edge type in Graph class

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This commit is contained in:
Gabriel Luiz Freitas Almeida 2024-01-25 16:15:34 -03:00
commit 4e5181307f
1 changed files with 5 additions and 4 deletions
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9
src/backend/langflow/graph/graph/base.py
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@ -2,6 +2,8 @@ from collections import defaultdict, deque
from typing import Dict, Generator, List, Type, Union from typing import Dict, Generator, List, Type, Union
from langchain.chains.base import Chain from langchain.chains.base import Chain
from loguru import logger
from langflow.graph.edge.base import ContractEdge, Edge from langflow.graph.edge.base import ContractEdge, Edge
from langflow.graph.graph.constants import lazy_load_vertex_dict from langflow.graph.graph.constants import lazy_load_vertex_dict
from langflow.graph.graph.utils import process_flow from langflow.graph.graph.utils import process_flow
@ -9,7 +11,6 @@ from langflow.graph.vertex.base import Vertex
from langflow.graph.vertex.types import FileToolVertex, LLMVertex, ToolkitVertex from langflow.graph.vertex.types import FileToolVertex, LLMVertex, ToolkitVertex
from langflow.interface.tools.constants import FILE_TOOLS from langflow.interface.tools.constants import FILE_TOOLS
from langflow.utils import payload from langflow.utils import payload
from loguru import logger
class Graph: class Graph:
@ -192,13 +193,13 @@ class Graph:
neighbors[neighbor] += 1 neighbors[neighbor] += 1
return neighbors return neighbors
def _build_edges(self) -> List[Edge]: def _build_edges(self) -> List[ContractEdge]:
"""Builds the edges of the graph.""" """Builds the edges of the graph."""
# Edge takes two vertices as arguments, so we need to build the vertices first # Edge takes two vertices as arguments, so we need to build the vertices first
# and then build the edges # and then build the edges
# if we can't find a vertex, we raise an error # if we can't find a vertex, we raise an error
edges: List[Edge] = [] edges: List[ContractEdge] = []
for edge in self._edges: for edge in self._edges:
source = self.get_vertex(edge["source"]) source = self.get_vertex(edge["source"])
target = self.get_vertex(edge["target"]) target = self.get_vertex(edge["target"])
@ -206,7 +207,7 @@ class Graph:
raise ValueError(f"Source vertex {edge['source']} not found") raise ValueError(f"Source vertex {edge['source']} not found")
if target is None: if target is None:
raise ValueError(f"Target vertex {edge['target']} not found") raise ValueError(f"Target vertex {edge['target']} not found")
edges.append(Edge(source, target, edge)) edges.append(ContractEdge(source, target, edge))
return edges return edges
def _get_vertex_class(self, vertex_type: str, vertex_base_type: str) -> Type[Vertex]: def _get_vertex_class(self, vertex_type: str, vertex_base_type: str) -> Type[Vertex]: