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Refactor build_vertex function and improve code readability

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This commit is contained in:
Gabriel Luiz Freitas Almeida 2024-03-07 16:55:29 -03:00
commit 34d578b813
1 changed files with 13 additions and 5 deletions
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18
src/backend/langflow/api/v1/chat.py
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@ -93,7 +93,7 @@ async def build_vertex(
current_user=Depends(get_current_active_user),
):
"""Build a vertex instead of the entire graph."""
{"inputs": {"input_value": "some value"}}
start_time = time.perf_counter()
next_vertices_ids = []
try:
@ -101,8 +101,12 @@ async def build_vertex(
cache = chat_service.get_cache(flow_id)
if not cache:
# If there's no cache
logger.warning(f"No cache found for {flow_id}. Building graph starting at {vertex_id}")
graph = build_and_cache_graph(flow_id=flow_id, session=next(get_session()), chat_service=chat_service)
logger.warning(
f"No cache found for {flow_id}. Building graph starting at {vertex_id}"
)
graph = build_and_cache_graph(
flow_id=flow_id, session=next(get_session()), chat_service=chat_service
)
else:
graph = cache.get("result")
result_data_response = ResultDataResponse(results={})
@ -122,7 +126,9 @@ async def build_vertex(
else:
raise ValueError(f"No result found for vertex {vertex_id}")
next_vertices_ids = vertex.successors_ids
next_vertices_ids = [v for v in next_vertices_ids if graph.should_run_vertex(v)]
next_vertices_ids = [
v for v in next_vertices_ids if graph.should_run_vertex(v)
]
result_data_response = ResultDataResponse(**result_dict.model_dump())
@ -205,7 +211,9 @@ async def build_vertex_stream(
else:
graph = cache.get("result")
else:
session_data = await session_service.load_session(session_id, flow_id=flow_id)
session_data = await session_service.load_session(
session_id, flow_id=flow_id
)
graph, artifacts = session_data if session_data else (None, None)
if not graph:
raise ValueError(f"No graph found for {flow_id}.")