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make sure SQLAlchemy can handle the loaded dialect

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The psycopg dialect was only added in SQLAlchemy 2.0. To avoid loading
errors when SQLAlchemy 1.4 is installed together with psycopg3,
check that the dialect is really available.
This commit is contained in:
Sarah Hoffmann 2024-07-02 15:55:23 +02:00
parent e51973f8b1
commit 8cb0d5b262
1 changed files with 3 additions and 1 deletions
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4
src/nominatim_api/sql/async_core_library.py
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@ -7,15 +7,17 @@
"""
Import the base library to use with asynchronous SQLAlchemy.
"""
# pylint: disable=invalid-name
# pylint: disable=invalid-name, ungrouped-imports, unused-import
from typing import Any
try:
import sqlalchemy.dialects.postgresql.psycopg
import psycopg
PGCORE_LIB = 'psycopg'
PGCORE_ERROR: Any = psycopg.Error
except ModuleNotFoundError:
import sqlalchemy.dialects.postgresql.asyncpg
import asyncpg
PGCORE_LIB = 'asyncpg'
PGCORE_ERROR = asyncpg.PostgresError