Vwp/sqlalchemy (#4145)

Bump threshold to 1.4 from 1.3. Change import to be compatible

Resolves #4142 and #4129

---------

Co-authored-by: ndaugreal <ndaugreal@gmail.com>
Co-authored-by: Jeremy Lopez <lopez86@users.noreply.github.com>

langchain/sql_database.py

@@ -6,7 +6,6 @@ from typing import Any, Iterable, List, Optional
 
 import sqlalchemy
 from sqlalchemy import (
-    CursorResult,
     MetaData,
     Table,
     create_engine,
@@ -14,7 +13,7 @@ from sqlalchemy import (
     select,
     text,
 )
-from sqlalchemy.engine import Engine
+from sqlalchemy.engine import CursorResult, Engine
 from sqlalchemy.exc import ProgrammingError, SQLAlchemyError
 from sqlalchemy.schema import CreateTable
 

pyproject.toml

@@ -13,7 +13,7 @@ langchain-server = "langchain.server:main"
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
 pydantic = "^1"
-SQLAlchemy = ">=1.3,<3"
+SQLAlchemy = ">=1.4,<3"
 requests = "^2"
 PyYAML = ">=5.4.1"
 numpy = "^1"