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fix: coerce empty port string to None in create_graph_engine #2486

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fix: coerce empty port string to None in create_graph_engine #2486

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650131b
fix: coerce empty port string to None in create_graph_engine
soichisumi Mar 26, 2026
53076d8
refactor: move port normalization before lru_cache boundary
soichisumi Mar 26, 2026
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9 changes: 8 additions & 1 deletion cognee/infrastructure/databases/graph/get_graph_engine.py
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Original file line number Diff line number Diff line change
Expand Up @@ -39,14 +39,21 @@ def create_graph_engine(
Wrapper function to call create graph engine with caching.
For a detailed description, see _create_graph_engine.
"""
# Normalize empty/None port before the lru_cache boundary to avoid
# duplicate cache entries for "" vs None.
normalized_port = (
None
if graph_database_port in ("", None)
else graph_database_port
)
return _create_graph_engine(
graph_database_provider,
graph_file_path,
graph_database_url,
graph_database_name,
graph_database_username,
graph_database_password,
graph_database_port,
normalized_port,
graph_database_key,
graph_dataset_database_handler,
)
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