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fix: SQLDatabase has no attribute set_event_manager #4192

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fix: SQLDatabase has no attribute set_event_manager #4192

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279d71b
fix: SQLDatabase has no attribute set_event_manager
MarceloNunesAlves Oct 17, 2024
1149ea7
[autofix.ci] apply automated fixes
autofix-ci[bot] Oct 17, 2024
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23 changes: 15 additions & 8 deletions src/backend/base/langflow/components/langchain_utilities/SQLDatabase.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,26 +2,33 @@
from sqlalchemy import create_engine
from sqlalchemy.pool import StaticPool

from langflow.custom import CustomComponent
from langflow.custom import Component
from langflow.io import (
Output,
StrInput,
)


class SQLDatabaseComponent(CustomComponent):
class SQLDatabaseComponent(Component):
display_name = "SQLDatabase"
description = "SQL Database"
name = "SQLDatabase"

def build_config(self):
return {
"uri": {"display_name": "URI", "info": "URI to the database."},
}
inputs = [
StrInput(name="uri", display_name="URI", info="URI to the database.", required=True),
]

outputs = [
Output(display_name="SQLDatabase", name="SQLDatabase", method="build_sqldatabase"),
]

def clean_up_uri(self, uri: str) -> str:
if uri.startswith("postgres://"):
uri = uri.replace("postgres://", "postgresql://")
return uri.strip()

def build(self, uri: str) -> SQLDatabase:
uri = self.clean_up_uri(uri)
def build_sqldatabase(self) -> SQLDatabase:
uri = self.clean_up_uri(self.uri)
# Create an engine using SQLAlchemy with StaticPool
engine = create_engine(uri, poolclass=StaticPool)
return SQLDatabase(engine)
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