content: #  Copyright (c) ZenML GmbH 2025. All Rights Reserved.
  #
  #  Licensed under the Apache License, Version 2.0 (the "License");
  #  you may not use this file except in compliance with the License.
  #  You may obtain a copy of the License at:
  #
  #       https://www.apache.org/licenses/LICENSE-2.0
  #
  #  Unless required by applicable law or agreed to in writing, software
  #  distributed under the License is distributed on an "AS IS" BASIS,
  #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
  #  or implied. See the License for the specific language governing
  #  permissions and limitations under the License.
  """Pipeline run DAG models."""
  
  from typing import Any, Dict, List, Optional
  from uuid import UUID
  
  from pydantic import BaseModel
  
  from zenml.enums import ExecutionStatus
  
  
  class PipelineRunDAG(BaseModel):
      """Pipeline run DAG."""
  
      id: UUID
      status: ExecutionStatus
      nodes: List["Node"]
      edges: List["Edge"]
  
      class Node(BaseModel):
          """Node in the pipeline run DAG."""
  
          node_id: str
          type: str
          id: Optional[UUID] = None
          name: str
          metadata: Dict[str, Any] = {}
  
      class Edge(BaseModel):
          """Edge in the pipeline run DAG."""
  
          source: str
          target: str
          metadata: Dict[str, Any] = {}
  