Files
Nominatim/nominatim/tools/convert_sqlite.py
2023-10-23 17:19:12 +02:00

31 lines
919 B
Python

# SPDX-License-Identifier: GPL-3.0-or-later
#
# This file is part of Nominatim. (https://nominatim.org)
#
# Copyright (C) 2023 by the Nominatim developer community.
# For a full list of authors see the git log.
"""
Exporting a Nominatim database to SQlite.
"""
from typing import Set
from pathlib import Path
import sqlalchemy as sa
import nominatim.api as napi
async def convert(project_dir: Path, outfile: Path, options: Set[str]) -> None:
""" Export an existing database to sqlite. The resulting database
will be usable against the Python frontend of Nominatim.
"""
api = napi.NominatimAPIAsync(project_dir)
try:
outapi = napi.NominatimAPIAsync(project_dir,
{'NOMINATIM_DATABASE_DSN': f"sqlite:dbname={outfile}"})
async with api.begin() as inconn, outapi.begin() as outconn:
pass
finally:
await api.close()